Generative AI Solutions Engineer (LLM, RAG, AWS) ICONMA, LLCGenerative AI Solutions Engineer (LLM, RAG, AWS)Mc Lean, VA$53.57 / hourDesign and architect end-to-end GenAI solutions using LLMs (OpenAI, Azure OpenAI, Google Gemini, Anthropic Claude, etc.). Lead the implementation of prompt engineering, RAG (Retrieval-Augmented Generation), fine-tuning, and agentic AI systems.
Senior IT Systems Engineer Compu-Vision Consulting Inc.Senior IT Systems EngineerColumbia, MDThe Senior SE recommends and oversees the configuration of operating systems and system applications, investigating and analyzing feasibility of system requirements, developing system specifications, and identifying advanced methods and solutions to ensure a high level of service to the customers of Columbia Association's (CA) Information Technology (IT) division. Experience Strong technical and analytical background and experience in desktop/server configuration and integration - sufficient to allow for performance as single technical security support or as a lead in a security systems team.
R&D Systems Engineer KBRR&D Systems EngineerChantilly, VADesired Qualifications: Ground Systems Engineering: In-depth knowledge of systems engineering and integration as applied to satellite ground networks, command and control systems, and data processing pipelines. You will provide Systems Engineering & Technical Advisory (SETA) support, concentrating on the research and development of revolutionary ground systems that command, control, and process data from advanced satellite constellations.
Sr. Field Engineer York Telecom CorporationSr. Field EngineerHerndon, VAFrequent sitting, standing, and walking • Limited weekend and/or night work may be required • Domestic travel requiring multi-night stays within and at times outside the local work area • Valid passport; International travel possible • Valid U.S. driver's license • Must be willing to complete background checks and drug tests as required by current or future contracts • Must be willing to apply for security clearances, suitability, and other related clearances to be able to work at certain customer locations. With over 10,000 video systems under management worldwide - more than any other video communications service provider - Yorktel has the proven expertise and global reach to deliver enterprise-quality visual communications.
Chief Engineer Hotels Complete Building Services IncChief Engineer HotelsWashington, DC$33–$38 / hourComplete Building Services is a facility management company that partners with major hotel brands Marriott, Hilton, Holiday Inn, and Cambria. At CBS, we celebrate and empower our talented employees - and it shows as we have been ranked by the Washington Business Journal as the "Best Place to Work" multiple times.
Staff Full Stack Engineer, GTM Systems The Upside Travel Company, LLC.Staff Full Stack Engineer, GTM SystemsWashington, DC$2–$3 / hourTechnology Stack: We don't require experience with all of these technologies, but we're excited to work with engineers who have experience in or are interested in learning: React, TypeScript, Next.js, Python (FastAPI), PostgreSQL, Supabase, Vercel, and modern API-driven architectures. Our technology uses the sophistication of online retail-profit measurement, attribution, and incrementality-to provide users with more value on their everyday purchases and brick-and-mortar businesses with new, profitable customers.
Senior Network Security Engineer :: Bethesda, MD (Remote) ARK Solutions, Inc.Senior Network Security Engineer :: Bethesda, MD (Remote)Bethesda, MDRemoteSeeking for a Senior Network Security Engineer where you will be a technical leader responsible for designing and implementing our network security strategy and firewall management platforms. Collaborate with a global team of network architects and engineers to enhance our security operations and ensure compliance across all networks.
Azure DevSecOps Engineer ICONMA, LLCAzure DevSecOps EngineerVienna, VA$53.57 / hourWe are seeking an experienced with 7+ yrs Azure DevSecOps Engineer to design, implement, and manage CI/CD pipelines, cloud infrastructure, and automation frameworks on Microsoft Azure. Manage infrastructure as code (IaC) using tools like ARM templates Terraform.
Senior Software Quality Assurance Engineer :: Washington, DC (Remote) ARK Solutions, Inc.Senior Software Quality Assurance Engineer :: Washington, DC (Remote)Washington, DCRemoteThe ideal candidate will have strong expertise in both manual and automated testing, excellent problem-solving skills, and the ability to lead QA teams in a fast-paced environment. This role will be responsible for designing and executing comprehensive test strategies, implementing automation frameworks, and leading QA efforts across projects.
Databricks Engineer :: Washington, DC (REMOTE) ARK Solutions, Inc.Databricks Engineer :: Washington, DC (REMOTE)Washington, DCRemoteThis role involves designing and optimizing data solutions, implementing the Medallion Architecture, managing data governance through Unity Catalog, and supporting CI/CD processes for reliable data deployments. Seeking for a Databricks Data Engineer with experience building scalable data pipelines using the Databricks Lakehouse Platform, PySpark, and SQL.
Senior Full Stack Java Engineer (AWS & Angular) ICONMA, LLCSenior Full Stack Java Engineer (AWS & Angular)McLean, VA$41.43–$46.43 / hourDesign, develop, and maintain robust, scalable, and high-performance enterprise Java applications using Java 17+, J2EE, Spring Boot 3.0+, Spring MVC, and related frameworks. Beyond technical expertise, the successful candidate will demonstrate the following professional attributes: Self-starter with the initiative to drive work forward independently and proactively identify solutions.
Systems Engineer Expert VTGSystems Engineer ExpertHerndon, VirginiaFull timeThis position requires strong technical depth in Azure DevOps, CI/CD automation, and cloud native deployment patterns, along with the ability to operate in a fast paced, solutions focused environment. Key Responsibilities: Design, build, and maintain Azure/Cloud DevOps CI/CD pipelines supporting application deployments across development, test, and production environments.
Splunk Engineer Ryde Technologies, LLCSplunk EngineerWashington, DCThe Senior Splunk Engineer will be responsible for designing, implementing, and optimizing Splunk solutions to support cybersecurity, compliance, and operational visibility across government systems. Collaborate with cybersecurity teams to develop correlation searches, threat detection use cases, and support incident response efforts aligned with NIST and other federal frameworks.
Senior Data Engineer Ryde Technologies, LLCSenior Data EngineerCrystal City, VAThis role spans front-end (React, JavaScript, HTML/CSS), back-end (Java, Spring Boot, Python, Apache Camel, GraphQL), data, and cloud layers — translating mission requirements into scalable, maintainable solutions that meet federal compliance requirements (NIST 800-53, FedRAMP, DHS 4300A). Define and maintain reference architectures, design patterns, API contracts, and architectural decision records (ADRs) that guide the engineering team and ensure consistency across the program.
Data Engineer Ryde Technologies, LLCData EngineerCrystal City, VAThis role spans front-end (React, JavaScript, HTML/CSS), back-end (Java, Spring Boot, Python, Apache Camel, GraphQL), data, and cloud layers — translating mission requirements into scalable, maintainable solutions that meet federal compliance requirements (NIST 800-53, FedRAMP, DHS 4300A). The ideal candidate is a hands-on technical leader who can move fluidly between whiteboard design, code review, and stakeholder briefings, and who has a track record of leading architecture for complex distributed systems in regulated environments.
Data Analytics Engineer Ryde Technologies, LLCData Analytics EngineerCrystal City, VAIn this role, you will gather requirements, architect data pipelines, and build high-performance dashboards that enable critical decision-making in secure, fast-paced environments. Data management and aggregation patterns (data warehouse, data mart, data lake, delta lake, lakehouse, data mesh).
AI/CNO Engineer REDLatticeAI/CNO EngineerDulles, VAIn this role, you’ll evaluate, deploy, and operationalize cutting-edge large language models (LLMs) in air-gapped environments, enabling development and vulnerability research teams to leverage AI effectively and securely. With offices in Northern Virginia, Melbourne, Florida, Tel Aviv, Israel, and other strategic locations, REDLattice is growing rapidly to meet the evolving needs of our customers.
Senior AI Architect/Engineer TechnomicsSenior AI Architect/EngineerArlington, VA$105,000–$200,000 / yearWe deliver practical, credible and defensible results offering actionable insights by applying data-driven and analytics-based approaches in combination with multidisciplinary talent, subject matter experts, and tangible and repeatable assets in the form of databases, models, approaches and techniques. Analysts have the knowledge, skills, abilities and initiative to deliver timely, practical and innovative solutions to our clients as part of high-performing project teams typically composed of a mix of junior and mid-level analysts who will look to you for technical acumen and mentoring.
BI Reporting Engineer Data SocietyBI Reporting EngineerWashington, DCFull timeThis role focuses on hands-on implementation by translating report specifications into production-ready SQL views, aggregations, and report builds, while working closely with offshore BI Engineers and validating all outputs against ERP source data before stakeholder review. Experience implementing semantic layers, reporting data models, and dimensional modeling concepts (star schemas, fact/dimension tables) on Azure SQL or Azure Synapse Analytics.
Sr. Data Platform Engineer Real Time Medical SystemsSr. Data Platform EngineerColumbia, MDFull timeThis role will focus on designing and optimizing cloud-native data solutions, driving performance and cost efficiency, and enabling large-scale migrations from legacy SQL Server systems to modern PostgreSQL-based architectures. Real Time’s suite of Interventional Analytics solutions enables post-acute facilities to seamlessly collaborate with their partner hospitals, health systems, ACOs, and managed care plans to improve care, reduce costs, and achieve a level of interoperability.
Artificial Intelligence/Machine Learning Engineer Solutions³ LLCArtificial Intelligence/Machine Learning EngineerArlington, VAFull timeSolutions³ LLC is seeking an experienced and technically proficient Artificial Intelligence/Machine Learning Engineer to develop and implement automation solutions to support machine learning technology integration activities, focusing on agentic workflow development, automated analysis workflows, and integration automation. Solutions³ LLC is supporting a U.S. Government customer to provide support for onsite incident response to civilian Government agencies and critical asset owners who experience cyber-attacks, providing immediate investigation and resolution.
Sr. Systems Engineer NSE-711 ICESSr. Systems Engineer NSE-711Chantilly, VirginiaDemonstrated senior-level experience engineering solutions using structured and unstructured Big Data, AAA technologies, and Cloud Based technologies, to include one or more of the following: Service Orientated Architecture (SOA), On-demand self-service, Broad network access, Resource pooling, Rapid elasticity, Measured Service, Software as a Service (SaaS), Platform as a Service (PaaS), Infrastructure as a Service (IaaS). Required Qualifications: Master’s Degree or higher in Systems Engineering or in related technical or scientific fields such as engineering, physics, mathematics, operations research, engineering management, Computer Science, Information Technology, Management Information Systems, or related STEM degree.
Space Domain Awareness Engineer The Aerospace CorpSpace Domain Awareness EngineerChantilly, VA$129,000–$249,600 / yearAs the operator of a federally funded research and development center (FFRDC), we are broadly engaged across all aspects of space- delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. The Advanced Sensor Engineering Department (ASED) is a multi-disciplinary group of engineers and scientists actively engaged in supporting current and future generations of remote sensing systems of national importance.
Expert Network Engineer Emergent TechnologiesExpert Network EngineerReston, VirginiaWith our comprehensive technological solutions, we aim to share our expertise to help these entities develop a strategic plan, ensure a seamless implementation process, and produce accurate and efficient results. POS - 225 Emergent Technologies Inc. is seeking an experienced Expert Network Engineer to join our mission-focused team supporting a key government program.
AI Developer Engineer UnissantAI Developer EngineerAshburn, VARemoteFull timeEssential Duties and Responsibilities:Design, develop, and productionize RAG applications, chatbots, document translation and summarization services, predictive models, anomaly-detection capabilities, and routing/optimization solutions. Communication Skills:Excellent verbal and written communication skills, with the ability to explain AI/ML designs, model performance, technical risks, and solution tradeoffs to technical and nontechnical audiences.
Senior Software Engineer UnissantSenior Software EngineerAshburn, VARemoteFull timeCommunication Skills:Excellent verbal and written communication skills, with the ability to explain architecture, technical risks, accessibility considerations, and solution tradeoffs to technical and nontechnical audiences. Build user interfaces, APIs, middleware, data services, and back-end components for RAG/chatbot, document-processing, predictive-analytics, and enterprise-automation solutions.
Platform DevOps Engineer Agile DefensePlatform DevOps EngineerArlington, VirginiaAgile Defense is seeking a Subject Matter Expert (SME) Platform DevOps Engineer to serve as the technical leader for the design, implementation, and sustainment of secure, scalable cloud-native platforms supporting mission-critical applications. Minimum of ten (10) years of progressively responsible experience in DevOps, DevSecOps, cloud engineering, and platform engineering, with demonstrated experience serving as a technical lead or Subject Matter Expert supporting enterprise-scale environments.
Senior Cloud Engineer CACISenior Cloud EngineerChantilly, VirginiaPay 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. If you thrive in fast-paced environments, love automation, and enjoy solving complex cloud challenges, this is a chance to make a meaningful impact while working on cutting-edge technology in support of national missions.
Mid Systems Engineer Chenega CorporationMid Systems EngineerVienna, VADeploy and configure ArcGIS in a wide variety of environments across operating systems, cloud providers, security architectures, customer types, and organizations, to meet the customer's service level agreement. 3+ years of professional experience in a similar position supporting similar responsibilities Experience designing, implementing, and/or administering enterprise ArcGIS or other comparable IT systems (desktop, server, and online).
AI & Automation Engineer RESOURCESOFT, INC.AI & Automation EngineerBethesda, MDWith the employees at the crux of every business endeavor, our success is driven by our expertise in pairing the right talent with the best jobs in the technology sector. We engage them in technology centric client projects that provide opportunities for them to evolve, innovate and deliver world class products and services.
IBM Datapower Engineer ICONMA, LLCIBM Datapower EngineerReston, VARemote$82.12–$87.12 / hourPerforms complex analysis, design, development, automated unit and integration testing, and debugging of computer software ranging from operating system architecture integration and software design to selection of computer systems, language, and/or equipment. Participate in migration of APIs, Products, Catalogs, Developer Portals, and DataPower configurations from IBM API Connect On-Prem to IBM APIC SaaS.
Associate Director / Lead Engineer, Genai Financial Industry Regulatory Authority, Inc.Associate Director / Lead Engineer, GenaiRockville, MDFINRA employees are required to disclose to FINRA all brokerage accounts that they maintain, and those in which they control trading or have a financial interest (including any trust account of which they are a trustee or beneficiary and all accounts of a spouse, domestic partner or minor child who lives with the employee) and to authorize their broker-dealers to provide FINRA with duplicate statements for all of those accounts. Additional insurance includes basic life, accidental death and dismemberment, supplemental life, spouse/domestic partner and dependent life, and spouse/domestic partner and dependent accidental death and dismemberment, short- and long-term disability, long-term care, business travel accident, disability and legal.
Senior Data Engineer GuidehouseSenior Data EngineerTysons Corner, VirginiaExperience designing, developing, and maintaining scalable ETL/ELT pipelines using Databricks Workflows, Spark jobs, and Delta Lake, ensuring reliability, performance, and data quality at enterprise scale. Design, build, and operate Azure Lakehouse architectures using Azure Databricks, Azure Data Lake Storage (ADLS Gen2), Azure Synapse Analytics, and Azure Data Factory to support analytical and operational workloads.
Data Engineer - Mid GuidehouseData Engineer - MidTysons Corner, VirginiaDesign, build, and optimize scalable, production-grade data ingestion, transformation, and analytics-ready pipelines using Databricks (Delta Lake, Delta Live Tables, Auto Loader) and AWS services, enabling trusted, timely data access across enterprise use cases. Partner with platform engineering and cloud operations teams to integrate pipelines with AWS services (S3, Glue, Kafka/Kinesis, APIs), enabling secure, scalable data movement and cross-platform interoperability.
Senior Splunk Engineer Leidos Holdings Inc.Senior Splunk EngineerArlington, VA$131,300–$237,350 / yearPreferred Certifications (one or more of the following): Splunk Certified Consultant, Splunk Certified Architect, CASP, GCWN, GISF, GSSP, GICSP, CCNP, CCNP Security, CCIE Security, CEH, ENSA, ECSP, MCSE, VCP, BCAP, VCIX, VCDX, RHCA, RHCE. Basic Qualifications: Bachelor's Degree and 12-15 years of experience in system administration, database administration, network engineering, software engineering, or software development, with a concentration in Cybersecurity.
Senior Flight Software Engineer (Rust) UmbraSenior Flight Software Engineer (Rust)Arlington, VA$155,000–$185,000 / yearSpace Systems is vertically integrated across the satellite architecture, thus the team designs, builds, and tests an array of critical components and subsystems, including power systems, communications, control systems, deployment hardware, avionics, and payloads, as well as the flight software, firmware and digital design solutions to support the entire hardware stack. Umbra’s ecosystem operates through three business units: Remote Sensing (the data), Space Systems (the components), and Mission Solutions (the platforms).Together, our teams develop capabilities that deliver persistent access, resilient performance, and mission-ready solutions, advancing U.S. space leadership while keeping the world safe and informed.
Korean Bilingual Jr. Network Engineer BTI SolutionsKorean Bilingual Jr. Network EngineerRockville, MarylandTechnical Knowledge: Solid understanding of networking protocols: OSPF, EIGRP, BGP, DHCP, NTP, SNMP, STP, VRF, IPv4 subnetting, 802.1x, TACACS+, Cisco IOS, and Cisco NX-OS. Infrastructure Support: Maintain, troubleshoot, and support critical network devices (Cisco switches/routers, PAN firewalls, F5 load balancers, Cisco wireless controllers/APs).
Principal Design Engineer ANDURIL INDUSTRIESPrincipal Design EngineerChantilly, VA$220,000–$292,000 / yearThe ideal candidate would be practical, hands-on and a self-starter, with significant experience designing, analyzing, building, and operating spacecraft mechanical, opto-mechanical, and both passive and active mechanisms - experience machining components is a significant plus. Working across product, engineering, sales, logistics, operations, and mission success, the Space Special Programs team develops, tests, deploys, and operates new, unique, space capabilities to drive mission success in challenging operational environments.
Senior Scada Engineer, Operations Engineering (Field/Oem) InvenergySenior Scada Engineer, Operations Engineering (Field/Oem)Washington, DCWork closely with the Performance Analytics and Availability Engineering groups to validate system modifications/upgrades and maintain proper operation of the generation equipment (wind turbines, inverters, tracker controllers, data loggers, etc.). With 25 years of trusted execution, we deliver reliable, affordable energy through a diverse portfolio that includes natural gas, solar, land-based wind, energy storage, transmission, and domestic manufacturing.
Senior Cyber Security Security Engineer - Comply-to-Connect (C2C) CACISenior Cyber Security Security Engineer - Comply-to-Connect (C2C)Chantilly, VirginiaPay 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. This role centers on engineering and sustaining Comply‑to‑Connect (C2C) capabilities that protect critical enterprise systems, enhance visibility, and enable mission-focused decision making.
AR/VR/XR Visualization Research and Development Engineer Pennsylvania State UniversityAR/VR/XR Visualization Research and Development EngineerReston, VA$127,080–$240,960 / yearNotice regarding employment at the Applied Research Laboratory (ARL): Employees must be eligible to obtain a government security clearance, participate in the ARL drug testing program, and comply with electronic and physical monitoring requirements applicable to federal contractors. If filled as Research and Development Engineer - Software (ARL) - Intermediate Professional, this position requires: Bachelor''s Degree - Engineering or Science 2+ years of relevant experience Required Certifications: None.
NewSenior Nuclear Engineer - TS/SCI Poly Required Leidos Holdings IncSenior Nuclear Engineer - TS/SCI Poly RequiredReston, VA$131,300–$237,350 / yearExperience developing and executing physics-based simulations using tools such as MCNP, SCALE, ORIGEN, COMSOL, and related modeling software, supplemented by data analysis tools such as Python, MATLAB, or C++. Responsibilities include conducting technical assessments of foreign nuclear weapons infrastructure to reverse-engineer protective hardening measures and identify facility, process, and supply chain vulnerabilities.
NewSoftware Engineer II (Marketplace) Immuta IncSoftware Engineer II (Marketplace)College Park, MDAs a Software Engineer II on the Request App Team, you'll independently deliver well-scoped, moderately complex features and project work that improves the ability to curate complex approval workflows that enable data consumers to discover and request access to the data they need. Lead investors include NightDragon, Snowflake, and Databricks, along with additional funding from ServiceNow, Citi Ventures, Dell Technologies Capital, DFJ Growth, IAG, Intel Capital, March Capital, Okta Ventures, StepStone, Ten Eleven Ventures, and Wipro Ventures.
Satellite Ground Network Systems Engineer Science Applications International CorpSatellite Ground Network Systems EngineerChantilly, VA$120,001–$160,000 / yearJob Description: Performs Systems Engineering and Technical Assistance (SETA) for Systems Engineering activities related to Information Technology or Network Engineering including: concept of operations formulation, requirements definition, analysis and engineering, system architecting, system analysis and design, interface and data architectures, validation and verification, systems integration, system & op. From an information technology perspective, may be concerned with data center floor layout, power & cooling, data storage, infrastructure management, backup, monitoring, operating systems, directory services, identity management, access management, and automation.
Sr. Command & Telemetry (C&T) Engineer Leidos Holdings Inc.Sr. Command & Telemetry (C&T) EngineerChantilly, VA$92,300–$166,850 / yearThese engineering activities will be conducted on the government's wide area networks (WAN), the local area networks (LAN), Campus Area Networks (CAN), Access and Control Interfaces (CI), Command and Telemetry and other networks that support multiple classification levels of communications. Provides technical direction and engineering expertise for network systems infrastructure activities, including planning, designing, and implementing communications and network infrastructure requirements for buildings and systems (Routers, Firewalls, DNS, IPAM, NTP, Command and Telemetry).
NewSr. Aerospace Modeling & Simulation Engineer MaxaarSr. Aerospace Modeling & Simulation EngineerHerndon, Virginia8+ years of professional experience in space systems modeling and simulation, including knowledge of the theory and applications of astrodynamics, remote sensing, spacecraft design, aerospace systems operations, or complex systems integration. Bachelor’s degree from an accredited college/university, in Aerospace Engineering, Mechanical Engineering, Electrical Engineering, Mathematics, Physics, or Computer Science. .
Cloud Engineer Leidos Holdings IncCloud EngineerReston, VA$92,300–$166,850 / yearExperience administering Windows Server and Active Directory Domain Services, including users, groups, Group Policy, DNS, DHCP, domain controllers, trusts, and certificate services. Configure and troubleshoot VPCs/VNets, subnets, routing, security groups, network ACLs, load balancers, DNS, firewalls, VPNs, AWS Transit Gateway, Direct Connect, and Azure ExpressRoute.
Sr. Software Engineer -CTJ- Poly Microsoft CorpSr. Software Engineer -CTJ- PolyReston, VA$119,800–$234,700 / yearPreferred/Additional Qualifications: Masters Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelors Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience. You will work on distributed systems that enable Power Platform services to function in isolated, air‑gapped environments, partnering with Public Cloud teams to bring features to parity while ensuring those features meet the constraints of sovereign deployments.
Systems Engineer - ESS Chenega CorporationSystems Engineer - ESSFalls Church, VAThis role provides lifecycle systems engineering support for a complex portfolio of security technologies, including IP-based Video Surveillance Systems (VSS), Access Control Systems (ACS), Intrusion Detection Systems (IDS), Identity Management solutions, and Physical Security Information Management (PSIM) platforms. Additionally, candidates must possess: Demonstrated experience supporting large-scale IP-based video surveillance systems, access control systems, intrusion detection systems, identity management platforms, or comparable enterprise security technologies.
NewLead Software Engineer Financial Industry Regulatory Authority IncLead Software EngineerRockville, MDFINRA employees are required to disclose to FINRA all brokerage accounts that they maintain, and those in which they control trading or have a financial interest (including any trust account of which they are a trustee or beneficiary and all accounts of a spouse, domestic partner or minor child who lives with the employee) and to authorize their broker-dealers to provide FINRA with duplicate statements for all of those accounts. Additional insurance includes basic life, accidental death and dismemberment, supplemental life, spouse/domestic partner and dependent life, and spouse/domestic partner and dependent accidental death and dismemberment, short- and long-term disability, long-term care, business travel accident, disability and legal.