Senior Test Engineer (Partial Telework) GliaCell TechnologiesSenior Test Engineer (Partial Telework)Annapolis Junction, MDFull timeWe also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. Playwright, Cucumber, JMeter, Swagger (or similar API tool), Selenium Tools: Cypress, 508 testing tools (JAWS or NVDA).
Principal CNO Software Engineer GliaCell TechnologiesPrincipal CNO Software EngineerAnnapolis Junction, MD$200,000–$280,000 / yearWe also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. You will be expected to provide guidance and vision as you work with mission stakeholders and software engineers to specify, develop, integrate, and test new workflows aided by AI/ML technologies.
Senior Full Stack Software Engineer (Partial Telework) GliaCell TechnologiesSenior Full Stack Software Engineer (Partial Telework)Annapolis Junction, MD$170,000–$230,000 / yearWe also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. Location: Annapolis Junction, Maryland (Partial Telework of 16 hours per week is expected) Note : Telework granted for this position does not become available until after the individual has been in the position for a period of time, has acclimated to tasking/duties, and has meaningful work that can be done remotely.
Principal Full Stack Software Engineer GliaCell TechnologiesPrincipal Full Stack Software EngineerLaurel, MD$200,000–$280,000 / yearWe also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. You will provide end-to-end support to a cross-functional team automating critical solutions across the entire software stack, including user interfaces, middleware, databases, analytics, and cloud architectures.
Senior Software Engineer GliaCell TechnologiesSenior Software EngineerAnnapolis Junction, MD$170,000–$240,000 / yearWe also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. GliaCell’s Enterprise capabilities include Full-Stack Application Development, Big Data, Cloud Technologies, Analytics, Machine Learning, AI, and DevOps Containerization.
Software Engineer (Partial Telework) GliaCell TechnologiesSoftware Engineer (Partial Telework)Annapolis Junction, MDFull timeWe also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. Playwright, Cucumber/Gherkin, JMeter, Swagger (or similar API tool), Selenium, Cypress, 508 testing tools (JAWS or NVDA).
Senior Systems Engineer - MARYLAND, DELAWARE OR Washington, D.C. Motorola Solutions IncSenior Systems Engineer - MARYLAND, DELAWARE OR Washington, D.C.Maryland, MDRemote$100,000–$115,000 / yearEngineer multi-faceted projects requiring a wide range of technical skills including, but not limited to: coverage and capacity design, microwave system analysis, RF LMR system and BDA design, WAN network design, and knowledge of Motorola ASTRO systems. Conduct frequent and detailed interactions with customers and consultants to facilitate design reviews, system staging and acceptance testing events, coverage acceptance testing, live system upgrades, and troubleshooting efforts.
Sr. Systems Engineer TS/SCI Poly LeidosSr. Systems Engineer TS/SCI PolyAnnapolis Junction, MarylandResponsibilities include supporting and providing guidance for system development and implementation planning through assessment of system engineering plans and system integration and test plans; supporting the development of system configuration documentation, including designs for capacity and performance planning; and performing engineering activities such as risk assessments and analyses of alternatives for a variety of system related issues and concerns. June 22, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Principal Software Engineer (Partial Telework) GliaCell TechnologiesPrincipal Software Engineer (Partial Telework)Columbia, MD$200,000–$280,000 / yearWe also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. The team builds and deploys multiple applications across diverse tech stacks, including containerized React UIs, Java and Go microservices, custom REST security services, and data stores such as MongoDB and an OpenSearch cluster.
NewFull Stack Engineer GuidehouseFull Stack EngineerBethesda, Maryland$98,000–$163,000 / yearThe ideal candidate has deep hands-on experience across Node.js/Express, Angular/TypeScript, MongoDB, PostgreSQL/Oracle, and Elasticsearch, with extensive Selenium-based test automation and mature, security-conscious DevOps and data-pipeline practices. Compensation decisions depend on a wide range of factors, including but not limited to skill sets, experience and training, security clearances, licensure and certifications, and other business and organizational needs.
Database Engineer 2 Lentech Inc.Database Engineer 2Linthicum, MD$107,000–$115,000 / yearThe Database Engineer will support the development and test of various Python based ReST end points, microservices, and data model management capabilities utilizing Django and Flask frameworks to interact with data models such as mariaDB, MongoDB, and PostgreSQL and send data upon request, in JSON format, to UI front ends. Lentech is hiring a Mid Database EngineerAs part of the Secure the Enterprise initiative, develop capabilities to shift from the current manual system security evaluation and authorization process to a new model that emphasizes automation, streamlined processes and approvals, continuous monitoring and assessment, and network data gathering across the entire life cycle of a project.
Skillbridge Principal / Senior Modeling Simulation & Performance Analysis Systems Engineer Northrop Grumman CorpSkillbridge Principal / Senior Modeling Simulation & Performance Analysis Systems EngineerBaltimore, MD$108,800–$163,200 / yearBasic Qualifications for Skillbridge Senior Principal Modeling Simulation & Performance Analysis Systems Engineer: Bachelor's degree with 8 years of experience, a Master's degree with 6 years of experience or a PhD with 4 years of experience in Science, Technology, Engineering or Mathematics or related technical fields; an additional 4 years of experience may be considered in lieu of a degree. Basic Qualifications for Skillbridge Principal Modeling Simulation & Performance Analysis Systems Engineer: Bachelor's degree with 5 years of experience, a Master's degree with 3 years of experience or a PhD with 1 year of experience in Science, Technology, Engineering or Mathematics or related technical fields; an additional 4 years of experience may be considered in lieu of a degree.
Database Engineer 3 Lentech Inc.Database Engineer 3Linthicum, MDFull timeResponsibilities: As part of the Secure the Enterprise initiative, develop capabilities to shift from the current manual system security evaluation and authorization process to a new model that emphasizes automation, streamlined processes and approvals, continuous monitoring and assessment, and network data gathering across the entire life cycle of a project. Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
Principal/Senior Principal Structural Engineer Northrop Grumman CorpPrincipal/Senior Principal Structural EngineerBaltimore, MD$108,800–$163,200 / yearWe strive to attract and retain the best employees by providing an inclusive work environment wherein employees are receptive to diverse ideas, perspectives, and talents to help solve our toughest customer challenges: to develop and maintain some of the most technically sophisticated products, programs, and services in the world. Structural analysts are expected to work closely with Integrated Product Team (IPT) Leads/Product Owners to meet aggressive schedules, develop innovative solutions to complex technical problems, and advise program and functional management on technical risks and opportunities.
Skillbridge Principal / Senior Principal Radar Modeling Simulation Analysis Systems Engineer Northrop Grumman CorpSkillbridge Principal / Senior Principal Radar Modeling Simulation Analysis Systems EngineerBaltimore, MD$108,800–$163,200 / yearWe strive to attract and retain the best employees by providing an inclusive work environment wherein employees are receptive to diverse ideas, perspectives, and talents to help solve our toughest customer challenges: to develop and maintain some of the most technically sophisticated products, programs, and services in the world. This program provides comprehensive hands-on experience including professional development, networking with leadership, and training specifically focused on NG leadership principles, company history, customer/stakeholder engagement, product and service overview, and core job responsibilities.
Staff Mechanical Engineer Northrop Grumman CorpStaff Mechanical EngineerBaltimore, MD$153,600–$230,400 / yearWe strive to attract and retain the best employees by providing an inclusive work environment wherein employees are receptive to diverse ideas, perspectives, and talents to help solve our toughest customer challenges: to develop and maintain some of the most technically sophisticated products, programs, and services in the world. This position is contingent upon contract award, the ability to obtain/maintain an active US Government Secret or the successful transfer of a US Government Secret prior to start and the ability to obtain/maintain a special access program clearance prior to start.
Principal/Senior Principal Thermal Analysis Engineer Northrop Grumman CorpPrincipal/Senior Principal Thermal Analysis EngineerBaltimore, MD$108,800–$163,200 / yearWe strive to attract and retain the best employees by providing an inclusive work environment wherein employees are receptive to diverse ideas, perspectives, and talents to help solve our toughest customer challenges: to develop and maintain some of the most technically sophisticated products, programs, and services in the world. Perform electronics thermal analysis, requiring experience in heat transfer, including liquid cooled, air-cooled, two-phase flow, and refrigeration thermal solutions for Mission Systems platforms such as airborne, ground based, and naval applications.
Sr. Controls Engineer / Programmer ControlsJobsSr. Controls Engineer / ProgrammerBaltimore, MarylandThey employ experienced engineers, DDC technicians, and certified energy professionals who deliver high-performing control systems for commercial, government, laboratory, and healthcare environments. Join a top-tier Building Automation and Energy Management contractor as a Senior Controls Engineer / Programmer supporting projects throughout Maryland, Washington D.C., and Northern Virginia.
Cloud Security Senior Manager - Azure Infrastructure & AI Deloitte Touche Tohmatsu LtdCloud Security Senior Manager - Azure Infrastructure & AIBaltimore, MD$163,400–$322,100 / yearRequired: One of the following: 10+ years of experience in technical consulting, client problem solving, and architecting and designing security solutions with Microsoft Azure and AI security technologies, including Microsoft Entra ID, Active Directory, Microsoft Defender for Office 365, Microsoft Defender for Cloud, Microsoft Defender for Cloud Apps, Microsoft Defender for Endpoint, Microsoft Purview, Microsoft Sentinel, Microsoft Defender XDR, and Microsoft Security Copilot; and experience leading project scope, pricing, and delivery across multiple concurrent proposals and projects. Building and automating secure cloud and machine learning operations (MLOps) pipelines using tools such as Azure Policy, Azure Resource Manager (ARM), Bicep, and Terraform to establish consistent security guardrails across Azure platforms and AI services.
NewCybersecurity IAM Architect - Staff Engineer OneMain Financial Group, LLCCybersecurity IAM Architect - Staff EngineerBaltimore, MDDefine secure design patterns for AI agent identities, non-human identities, workload identities, service accounts, API access, secrets, delegated authority, and agent-to-tool interactions. Strong understanding of LLMs, AI, and GenAI solutions, including agentic AI, MCP/tool hardening, non-human identity governance, agent-to-tool authorization, delegated access, and auditability of agent actions.
Software Engineer TS/SCI Polygraph LeidosSoftware Engineer TS/SCI PolygraphAnnapolis Junction, Maryland$131,300–$237,350 / yearShe/he will provide software process management and control throughout the coding portion of the software development process and will promote code reuse and cross-program collaboration while reducing maintenance costs by creating common functions and shared actions for developers and testers. Must have experience or familiarity with multiple Java frameworks: Spring to include Boot and Data, Java Enterprise Edition (JEE) (i.e., JPA, EJB, JTA, Servlet), Jackson, Jersey, Swing, JavaFX.
Enterprise - Test Engineer - AWS, Cypress, JavaScript Erias VenturesEnterprise - Test Engineer - AWS, Cypress, JavaScriptAnnapolis Junction, MarylandThis role involves close collaboration with a cross-functional Agile team of software developers, system engineers, and product owners to validate functional enhancements and support the ongoing modernization of authoring and dissemination tools. Responsibilities will include: deploying applications; installing and configuring complex software; managing network servers and technology tools; monitoring and maintaining the system for required levels of performance; and troubleshooting issues and outages.
Data Engineer Booz Allen Hamilton Inc.Data EngineerFort Meade, MD$77,600–$176,000 / yearOnsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. In this role, you'll collaborate closely with AI Model Engineers, Network and Cloud Architects, the ISSE, and other technical leaders to guide the development of scalable, mission‑aligned data pipelines.
Senior Systems Engineer (SE-3) LeidosSenior Systems Engineer (SE-3)MarylandSeeking a motivated Senior Systems Engineer to support the exciting Analysis & Mitigations mission to assist in defining and implementing a system architecture for an Agentic Knowledge Management System using an agentic framework to perform automated knowledge extraction. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.
Cloud AI Engineer - Ts/Sci Clearance - Travel Role PGTEKCloud AI Engineer - Ts/Sci Clearance - Travel RoleBaltimore, MD$105,000–$115,000 / yearLocation: Various U.S. Federal Client Sites (Onsite) Travel: Travel required to customer sites throughout the Continental U.S. Salary: $105,000 – $115,000 (DOE) Clearance: Active TS/SCI or the ability to obtain a TS/SCI clearance required. As a Cloud AI Engineer, you will design, implement, and manage secure, scalable Google Cloud solutions supporting federal customers migrating legacy infrastructure into Google Cloud and Gemini for Government environments.
Associate Cloud AI Engineer - Ts/Sci Clearance - Travel PGTEKAssociate Cloud AI Engineer - Ts/Sci Clearance - TravelBaltimore, MD$80,000–$100,000 / yearThis is an excellent opportunity for early-career cloud professionals, recent graduates, military veterans, and PGTEK Academy candidates looking to gain hands-on experience with Google Cloud Platform (GCP), enterprise AI, and federal cloud modernization projects. Location: Various U.S. Federal Client Sites (Onsite) Travel: Travel required to customer sites throughout the Continental U.S. Salary: $80,000 – $100,000 Clearance: Active TS/SCI or the ability to obtain a TS/SCI clearance required.
Senior AI Engineer (SWE-3) LeidosSenior AI Engineer (SWE-3)Linthicum Heights, MarylandMission Focus : Collaborate closely with technical leadership to design, develop, and maintain LLM orchestration frameworks that coordinate static analyzers, retrieval-augmented generation (RAG) systems, and automated testing pipelines. Seeking a motivated Senior AI Engineer with a proven track record in software engineering and deep understanding of Artificial Intelligence/Machine Learning (AI/ML) techniques to support the exciting new AI and Emerging Technologies (AI&ET) mission.
Software Engineer TS/SCI Poly LeidosSoftware Engineer TS/SCI PolyAnnapolis Junction, MarylandShe/he will provide software process management and control throughout the coding portion of the software development process and will promote code reuse and cross-program collaboration while reducing maintenance costs by creating common functions and shared actions for developers and testers. Must have experience or familiarity with multiple Java frameworks: Spring to include Boot and Data, Java Enterprise Edition (JEE) (i.e., JPA, EJB, JTA, Servlet), Jackson, Jersey, Swing, JavaFX.
Cybersecurity Engineer - Secret required Parsons CorpCybersecurity Engineer - Secret requiredAberdeen, MD$125,100–$225,200 / yearJob Description: As a Cybersecurity Engineer at Parsons, you will play a key role in designing and implementing robust security solutions for mission-critical systems supporting the Department of War and United States Army. You'll be part of a diverse team of 500 professionals working in Aberdeen Proving Ground and Edgewood, Maryland, advancing Army modernization and national defense through a variety of initiatives spanning 5 years and a total value of more than $600 million.
Cybersecurity Engineer - TS/SCI required ParsonsCybersecurity Engineer - TS/SCI requiredMarylandAs a Cybersecurity Engineer at Parsons, you will play a key role in designing and implementing robust security solutions for mission-critical systems supporting the Department of War and United States Army. You’ll be part of a diverse team of 500 professionals working in Aberdeen Proving Ground and Edgewood, Maryland, advancing Army modernization and national defense through a variety of initiatives spanning 5 years and a total value of more than $600 million.
Cybersecurity Range Engineer Leidos Holdings IncCybersecurity Range EngineerAnnapolis Junction, MD$107,900–$195,050 / yearNetwork Expertise: 5+ years of combined experience with Computer Network Operations (CNO)/ Computer Network Exploitation (CNE)/ Computer Network Defense (CND) platforms, cyber training, validation exercises, and working with cyber protection teams (CPTs), including planning, coordinating, and execution. Job Summary: Join our team supporting the cutting-edge CYBER TRIDENT Program and make an impact by guiding the definition, implementation, and delivery of capability focused on U.S. CYBER COMMANDS (USCYBERCOM) Joint Cyber Training Enterprise (JCTE).
Mid‑Level Systems Integration Engineer (Linux, Unix, C) IDS InternationalMid‑Level Systems Integration Engineer (Linux, Unix, C)Annapolis Junction, MD$110,000–$130,000 / yearBachelor’s degree with five (5) years of relevant experience, or Master’s degree with three (3) years, or Associate’s degree with seven (7) years, or high school diploma/GED with nine (9) years of relevant experience• Degree in Network Engineering, Systems Engineering, Information Technology, or related field• Strong experience with Linux systems• Experience in systems administration, network administration, application administration, or IT support• Experience supporting hardware installation such as servers or network infrastructure• Experience configuring storage solutions such as network‑attached storage• Experience implementing security best practices including PKI certificate generation, deployment, and maintenance• Knowledge of Unix shell scripting languages such as Bash, Bourne, or C• Must possess an IAT‑I certification (e.g., Security+ CE)• Relevant experience must include computer or information systems design or development, programming, information or cyber security, network security, vulnerability analysis, computer forensics, information assurance, or systems engineering• Experience in network or system administration• Active TS/SCI with Polygraph. Combining operational expertise with an intimate understanding of today’s greatest challenges, we bring our customers the solutions required for success in a complex and multidimensional world.
Hardware Engineer 1-903 Onyx PointHardware Engineer 1-903Hanover, MarylandBachelor's degree in Communications Engineering, Computer Engineering, Computer Science, Electrical Engineering, Information Systems, Mathematics, or related discipline from an accredited college or university is required. Provide specific input to the hardware components of system design to include end-user devices, servers, networking devices, data storage devices, and specialized processors.
VTC Systems Engineer Cayuse HoldingsVTC Systems EngineerAndrews Airforce Base, Maryland$100,000–$120,000 / yearMonitor backend network traffic and collaborate with network operations to manage Quality of Service (QoS), provision enterprise bandwidth allocation, and resolve complex network routing outages and failures for H.323 and SIP traffic. The Video Teleconferencing (VTC) Systems Engineer to support seamless operations of secure multimedia environments with a focus on facilitating, monitoring, and troubleshooting VIP and General Officer-level conferences.
NewSenior AI/ML Software Engineer - Cyber Network Operations CACISenior AI/ML Software Engineer - Cyber Network OperationsFort Meade, MarylandPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.
RF Engineer CymertekRF EngineerAnnapolis Junction, MarylandElectrical Engineering, Telecommunications Engineering, Computer Engineering, Physics, Wireless Communications, Electronics Engineering, Systems Engineering, Electromagnetic Engineering, Signal Processing, Aerospace Engineering, etc. Radio Frequency Engineer, Wireless Communications Engineer, Microwave Engineer, Antenna Design Engineer, RF Systems Engineer, Telecommunications Engineer, Signal Processing Engineer, Electromagnetic Engineer, RF Design Engineer, Network Optimization Engineer, etc.
NoSql Database Engineer Leidos Holdings IncNoSql Database EngineerBethesda, MD$107,900–$195,050 / yearWe leverage cloud-based computing, artificial intelligence (Al), machine learning (ML) and cross-domain transfer systems to provide cutting edge data exploitation, enrichment, triage, and analytics capabilities to Defense and Intelligence Community members. To be successful in this role you need (required): Bachelor's degree in Computer Science, Engineering, or a related technical field (or equivalent experience) with 8+ years of relevant experience; Master's degree with 6+ years of experience.
Principal Identity Solutions Engineer TS/SCI Polygraph Leidos Holdings IncPrincipal Identity Solutions Engineer TS/SCI PolygraphHanover, MD$131,300–$237,350 / yearJob Summary: The Secure Token Service (STS) Team Lead is responsible for leading the design, implementation, and sustainment of enterprise Identity, Credential, and Access Management (ICAM) solutions focused on Secure Token Services (STS) and Single Sign-On (SSO) capabilities. The ideal candidate possesses deep technical expertise in federation technologies, PKI, authentication protocols, cloud environments, and enterprise security architectures while serving as the technical lead for planning, implementation, and customer engagement.
Senior Software Engineer - 25K Sign on Bonus Leidos Holdings IncSenior Software Engineer - 25K Sign on BonusAnnapolis Junction, MD$131,300–$237,350 / yearOur talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Senior Artificial Intelligence (AI) Engineer (SWE-3) Leidos Holdings IncSenior Artificial Intelligence (AI) Engineer (SWE-3)MD$107,900–$195,050 / yearThe candidate must be highly proficient with modern version control and model/code management using Git, GitLab, Hugging Face, Bailo (or similar), and demonstrate a proven track record of driving AI solutions from concept through governed production deployment in sensitive, mission-focused environments. The role requires hands-on expertise with analytic development environments and cloud-native platforms (e.g., GMLearn, Container Yard, AWS SageMaker, AWS EKS), as well as strong agile delivery skills using Scrum or Kanban and tools such as Jira and Confluence.
Principal AI Software Engineer (SWE-4) Leidos Holdings IncPrincipal AI Software Engineer (SWE-4)MD$131,300–$237,350 / yearTechnical Proficiency: Proficient in current AI/ML technologies such as classification, clustering, collaborative filtering, search, and retrieval using techniques such as but not limited to deep neutral networks (DNN), recurrent neural networks (RNN), attention-based transformers, etc. The candidate will work across multiple technical domains including software engineering, data science, machine learning, and large language model (LLM) integration to deliver innovative capabilities from proof-of-concept through operational deployment.
Senior Data Flow Engineer (SWE-3) Leidos Holdings IncSenior Data Flow Engineer (SWE-3)Annapolis Junction, MD$131,300–$237,350 / yearTechnical Proficiency: Strong experience working knowledge of NiFi is required; in-depth understanding of corporate dataflow and knowledge of common tools such as DX, ElasticSearch, Kibana; intermediate knowledge of Linux and Docker. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.
Senior‑Level AI Engineer (Python) ProObject IncSenior‑Level AI Engineer (Python)Annapolis Junction, MD$155,000–$175,000 / yearThe engineer will work closely with mission stakeholders to capture requirements, support structured planning, improve certification processes using AI/ML tooling, and develop AI‑enabled capabilities including fine‑tuning Large Language Models to enhance vulnerability identification and mitigation. Degree in Computer Science or a related field with substantial coursework in algorithms, data structures, programming languages, computer architecture, logic, and advanced mathematics.
Senior Hardware/Software Design Engineer (HSDE-3) Leidos Holdings IncSenior Hardware/Software Design Engineer (HSDE-3)Annapolis Junction, MD$131,300–$237,350 / yearTechnical Proficiency: Strong experience required for FPGA coding, Digital Signal Processing theory & application, Interfacing FPGA code with existing code bases and software; Knowledge of signal processing blocks and related DSP components, Linux OS, coding ability in C and C++. Seeking an experienced senior HW/SW Design Engineer to join a small team to design, develop, construct, and test electronic hardware (FPGA) and software processing components for subsystems supporting RF communication and collection systems.
Principal Software Engineer with 25K sign on bonus Leidos Holdings IncPrincipal Software Engineer with 25K sign on bonusAnnapolis Junction, MD$154,050–$278,475 / yearOur talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
AI Software Engineer (SWE-2) Leidos Holdings IncAI Software Engineer (SWE-2)MD$87,100–$157,450 / yearThe candidate must be highly proficient with modern version control and model/code management using Git, GitLab, Hugging Face, Bailo (or similar), and demonstrate a proven track record of driving AI solutions from concept through governed production deployment in sensitive, mission-focused environments. The role requires hands-on expertise with analytic development environments and cloud-native platforms (e.g., GMLearn, Container Yard, AWS SageMaker, AWS EKS), as well as strong agile delivery skills using Scrum or Kanban and tools such as Jira and Confluence.
DevOps Engineer Leidos Holdings IncDevOps EngineerAnnapolis Junction, MD$107,900–$195,050 / yearRequired Qualifications: Bachelor's degree or Masters Degree in Engineering (e.g., Computer, Electrical, Mechanical, Aerospace) or Computer Science and 8 years technical experience, with a minimum of 5 years of DevOps experience. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.
DevOps Engineers - Poly required Leidos Holdings IncDevOps Engineers - Poly requiredAnnapolis Junction, MD$131,300–$237,350 / yearJob Summary: Leidos is seeking highly experienced DevOps Engineers to support the development and evolution of a Kubernetes-native platform used to orchestrate and deploy workloads within its own cluster. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Software Test Engineer TS/SCI Polygraph Leidos Holdings IncSoftware Test Engineer TS/SCI PolygraphHanover, MD$87,100–$157,450 / yearOur ideal candidate will design, execute, and document manuals and automated tests; develop test cases and automation frameworks; identify and track defects; analyze performance and system behavior; and perform continuous functional, integration, acceptance, and regression testing to ensure quality and backward compatibility. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.
Mid/Sr. Manual Test Engineer TS/SCI Poly Leidos Holdings IncMid/Sr. Manual Test Engineer TS/SCI PolyAnnapolis Junction, MD$92,300–$166,850 / yearThe selected candidate will perform component, integration, and system level testing by writing and executing system-level test procedures, evaluating changes made to software applications, and verifying defect corrective actions discovered during development, testing, and/or operational use. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.