May 19, 2026For 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. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
Washington DC, DC4 days ago
p class="MsoNormal">The Senior AI Developer serves as the lead technical resource responsible for designing, developing, integrating, and supporting enterprise Artificial Intelligence (AI) and Machine Learning (ML) solutions that enhance business applications, automate processes, and improve operational efficiency. This role collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, Subject Matter Experts (SMEs), Solution Architects, developers, and stakeholders to deliver secure, scalable, and responsible AI solutions that align with business and mission objectives.
Washington DC, DC4 days ago
This role collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, Solution Architects, UX/UI Designers, QA Engineers, and DevSecOps teams to deliver end-to-end solutions across the full software development lifecycle. The Senior Full Stack Developer is responsible for designing, developing, integrating, and supporting secure, scalable, and high-performing enterprise web applications using modern cloud-native technologies.
Washington DC, DC4 days ago
This role collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, Solution Architects, UX/UI Designers, QA Engineers, and DevSecOps teams to deliver end-to-end solutions across the full software development lifecycle. The Senior Full Stack Developer is responsible for designing, developing, integrating, and supporting secure, scalable, and high-performing enterprise web applications using modern cloud-native technologies.
Includes a wide range of protective design solutions (AT/FP, perimeter security, vehicle entry control points, blast/ballistic resistance, electronic security systems, etc.) in support of a varied client base. The specific compensation offered to a candidate may vary based on factors including, but not limited to, the candidate’s relevant knowledge, training, skills, work location, and/or experience.
April 17, 2026For 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. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
March 30, 2026For 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.
Bachelor’s degree in engineering or related field with 8+ years of prior relevant experience or a master’s degree with 6+ years of experience in one of these areas: systems engineering, software engineering, test engineering or related field.
Arlington, VA30+ days ago
Collaborates with stakeholders to define enterprise data strategies, optimize pipelines (ETL/ELT), and incorporate technologies such as cloud platforms (e.g., AWS GovCloud, Azure Government), Big Data tools (e.g., Spark, Hadoop), and relational/NoSQL databases for secure, performant solutions. Applies big-picture thinking to map and align business processes with data requirements, ensuring holistic solutions that address collection from multiple sources, authoritative source identification, data formalization, and linkage through common, scalable architectures.
Fort Meade, MD30+ days ago
Candidates will be exposed to and become proficient with a variety of technologies involving hardware description languages, embedded instruction architectures, high-level software development languages, formal verification tools, and more. . Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency partners.
Must have at least 15 years of experience in Systems/Software Engineering with a Bachelor's degree in technical discipline (i.e. computer science, engineering, mathematics, etc.); 13 years relevant experience with Masters in related field; or High School Diploma or equivalent and 19 years relevant experience. Enlighten, honored as a Top Workplace from USA Today, is a leader in big data solution development and deployment, with expertise in cloud-based services, software and systems engineering, cyber capabilities, and data science.
You will tackle a diverse set of challenges, from developing robust API endpoints and modifying complex open-source systems like Trino, to architecting intricate identity federation solutions, managing large-scale data ingest, and streamlining our deployment automation. Enlighten, honored as a Top Workplace from USA Today, is a leader in big data solution development and deployment, with expertise in cloud-based services, software and systems engineering, cyber capabilities, and data science.
You will work closely with other talented engineers to create secure, enterprise-grade AI software solutions, including Model Context Protocol (MCP) servers, reusable AI skills, strict safety guardrails, and other AI framework capabilities that meet the complex needs of our clients. Build Model Context Protocol (MCP) servers and a library of reusable "skills" (function calling/tools) that enable AI models to safely interact with our internal databases, microservices, and external APIs.
You will work closely with other talented engineers to create secure, enterprise-grade AI software solutions, including Model Context Protocol (MCP) servers, reusable AI skills, strict safety guardrails, and other AI framework capabilities that meet the complex needs of our clients. Build Model Context Protocol (MCP) servers and a library of reusable "skills" (function calling/tools) that enable AI models to safely interact with our internal databases, microservices, and external APIs.
Enlighten, honored as a Top Workplace from USA Today, is a leader in big data solution development and deployment, with expertise in cloud-based services, software and systems engineering, cyber capabilities, and data science. When extending an offer, Enlighten takes a variety of factors into consideration which include, but are not limited to, the role's function, internal equity and a candidate's education or training, work experience, certifications and key skills.
Determines computer user needs; analyzes system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming techniques and controls; prepares operating instructions; designs and develops compilers and assemblers, utility programs, and operating systems. 9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD in related field; or High School Diploma or equivalent and 13 years relevant experience.
System design and software implementation of proof-of-concept prototypes incorporating a variety of engineering disciplines: control theory, software development, signal/video processing, pattern recognition, machine learning, artificial intelligence, high performance computing, applied mathematics, network/web services, and visualization. Senior Software Engineer (Software Engineer 3): 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience.
Annapolis Junction, MD30+ days ago
Mission Technologies' Cyber & Intelligence Team is seeking a motivated and experienced Senior Developer to join a high‑performing team supporting a range of dynamic mission areas, including technology trend analysis, corporate discovery services, and elite defensive cybersecurity operations. Depending on your background, responsibilities may include developing Java‑based GHOSTMACHINE analytics, enriching and summarizing data for downstream use, creatively leveraging diverse datasets to close knowledge gaps, or serving as a technical point of contact for specific cybersecurity missions.
DSG is unique at Aerospace as it not only directly supports major customers, including the U.S. Space Force, U.S. Space Command, Air Force Material Command, and senior leadership at the Pentagon, but also provides a broad range of technical support across the national space enterprise, maintaining vertical responsibilities with customers' portfolios as well as horizontal, matrixed responsibilities across the corporation. The Defense Systems Group (DSG) provides analysis-based decision support to senior leaders on space architectures, policy and strategy, technology development, warfighter capability enablers, systems integration, defense industrial base, and threat reduction to help shape existing and future space missions across the national security space (NSS) enterprise.
You'll set technical direction across services while personally contributing large volumes of clean, production-quality Python, and you'll help connect backend Python services, Go microservices, and React/TypeScript frontends into a coherent, well-structured system. As a Senior Software Architect, you'll define and evolve the architecture for our Self-Service Cloud Portal, Cloud Console, and the broader set of services that support them - including APIs, billing and account management, provisioning and automation, and new product surfaces as they emerge.
p>At the Laboratory for Physical Sciences (LPS) at NSA, you will have incredible opportunities with high visibility to work on investigating and designing large-scale high performance computing systems, focusing on computer architectures, processing/memory subsystems, and transforming computing beyond Moore's Law. We collaborate with leading companies, universities, and national laboratories to leverage work in overlapping disciplines, advance core capabilities, and seek out and develop revolutionary ideas that will provide our nation with an overwhelming advantage over our adversaries.
Arlington, VA30+ days ago
p>ActioNet is a CMMI-DEV Level 4, CMMI-SVC Level 4, ISO 20000, ISO 27001, ISO 9001, HDI-certified, woman-owned IT Solutions Provider with strong qualifications and expertise in Agile Software Engineering, Cloud Solutions, Cyber Security and IT Managed Services. Lead database architecture strategy across Oracle RAC, PostgreSQL, MariaDB, Aurora, and cloud-native storage platforms, supporting multi-terabyte workloads, high availability, disaster recovery, data integrity, and performance optimization.
You will partner closely with engineering leads, ML engineers, and product teams within CIE - translating architectural vision into working systems, driving technical consistency across squads, and mentoring the next generation of engineers on the team. Solid hands-on experience with cloud-native services relevant to CIE's stack: BigQuery, Dataflow, Vertex AI, Cloud Run, GKE, Pub/Sub, Cloud Storage, or Azure equivalents.
We are evolving a portfolio of trusted desktop and cloud products - including InfoWorks ICM, InfoDrainage, Info360 Asset, and our hydraulic simulation engines - into a connected, platform-native system of intelligence that helps utilities and engineering firms move from modeling water systems to operating them with confidence. This is a senior individual contributor role with broad influence: you will be the lead architectural voice across every Water product, partnering directly with the development leads of our product teams and with architects across AEC and the Autodesk Platform.
Serco manages all aspects of the Software Delivery Life Cycle (SDLC) for the NexGen IT program including requirements definition, development, testing, upgrades, enhancements, and troubleshooting and supports all infrastructure for the installations. Actual base salary will be determined by a variety of factors, including but not limited to, the scope of the role, relevant experience, job-related knowledge, education and training, key skills, and geographic market considerations.
You constantly strive to hit the right balance between simplicity and flexibility You have a talent to grok customers needs and continuously iterate on your understanding of a problem space based on their feedback, industry trends and available technology You are able to work in a team environment, have good communication skills and understand the value of collaboration Nice to have: can design and architect large scale distributed systems Understand the cost implications of cloud systems you design Have 10+ years of software development experience Have 4+ years of identity experience and working on cloud services Have 3+ years of experience working in developer tooling or strong passion and demonstrable taste for it #LI-HYBRID#LI-SH1P-1171_3481461The annual base salary range for this position for candidates located in the San Francisco Bay area is between:$274,000-$376,200 USDBelow is the annual base salary range for candidates located in California (excluding San Francisco Bay Area), Colorado, Illinois, New York and Washington. Classification of protected categories is as follows: A "disabled veteran" is one of the following: a veteran of the U.S. military, ground, naval or air service who is entitled to compensation (or who but for the receipt of military retired pay would be entitled to compensation) under laws administered by the Secretary of Veterans Affairs; or a person who was discharged or released from active duty because of a service-connected disability.
In this role, you will lead and oversee the planning and development of overall systems architectures, drive and perform analysis of alternatives to ensure the Government properly architects' business and mission solutions using optimum data strategies, systems, and services across a variety of customer missions and task orders within the GSM-O II contract. We are seeking a servant leader who has the technical depth and interpersonal communication skills necessary to inspire, lead, direct, and develop sound/resilient architectural solutions for this complex program, while interfacing and building relationships with senior customer and Leidos internal leadership, alike.
You will define the long-term software and systems architecture vision for the Clinical Insights Engine platform, drive cross-functional alignment on engineering strategy, and lead the design of mission-critical systems that power clinical AI models, ML inference pipelines, enterprise reporting, and large-scale healthcare analytics. Lead the design of highly scalable, fault-tolerant, and cost-optimized platforms supporting clinical AI/ML workloads - including LLM inference pipelines, document processing at scale, and real-time clinical data services.
Washington D.C, DC30+ days ago
Partnering with backend, Golang, and React/TypeScript teams, you will ensure cohesive design, strong performance, and an excellent developer and customer experience, while helping prioritize work and mentoring engineers without direct people management responsibilities. Our stack is built on OpenStack and Ceph, with a customer surface that includes a self-service portal, an enhanced open-source cloud console, and integrated CRM/ERP-based billing and account management.
Arlington, Virginia14 days ago
If you require reasonable accommodation to complete any part of the application process, please contact [email protected].
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing submitted materials.
As the nation’s largest deposit allocation service provider and the inventor of reciprocal deposits, IntraFi has spent over two decades creating dynamic solutions that help financial institutions grow, manage liquidity, and serve their communities.
The ideal candidate brings strong expertise in application architecture, including restructuring legacy monolithic systems into scalable, modular solutions, deep proficiency across modern programming languages and frameworks, and working familiarity with cloud platforms such as AWS to inform deployment and runtime decisions. IntelliDyne has earned the designation of a Top Workplace by providing an inclusive and supportive environment where employees have a voice and are challenged to provide innovative solutions to our clients of national, state, and local importance.
Washington, DC30+ days ago
Physical Demands: While performing the duties of this job, the employee is occasionally required to stand, walk, sit, use hands and fingers to handle or feel objects, tools, or controls, use fingers and hands to type or write, reach with hands and arms, talk, or hear. Amentum is seeking a Software Architect for a large-scale contract operated in the Washington DC metro area to consolidate and modernize IT cybersecurity and network services across all 50 states and territories.
Our broad expertise in product management, user experience/design, cloud architecture, software development, data insights and intelligence, cybersecurity, emerging tech, and quality assurance ensures that we are delivering solutions that address business needs. • Collaborate closely with cross-functional teams, including data scientists, engineers, and business stakeholders, to understand requirements, provide technical guidance, and ensure successful implementation of machine learning solutions.
Technology moving at the speed of thought" embodies these principles - the need to nimbly utilize the best that information technology offers to meet the business needs of our Federal Government customers. TekSynap is a fast growing high-tech company that understands both the pace of technology today and the need to have a comprehensive well planned information management environment.
p>On our team, you'll translate your customer's software needs and future goals into a plan by collaborating with software developers, security personnel, system operators, and other IT staff members to manage code releases, test and monitor systems for vulnerabilities, create new programs to patch gaps in the current security program and add countermeasures to prevent against new threats, develop and maintain scripts to automate existing manual build and deployment procedures via CI/CD pipelines, develop and maintain automation procedures to assist with infrastructure automation. Onsite: 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.
Design and implement provider-specific architectures in AWS GovCloud and Azure Government, including landing zones, subscription/account strategy, hub-and-spoke networking, private connectivity, and cross-domain integration. Help with development and management of various applications in Government protected cloud systems (Applications include Salesforce applications, reporting applications and other various applications owned by Federal client).
Bethesda, Maryland19 days ago
p>Experienced Enterprise Software and Solution Architect to provide cross-functional technical leadership in aligning IT strategy with the research, development, and operational goals of the program with the focus on agile delivery of enabling and holistic IT solutions, digital transformation, and platform modernization in support of the mission. We are looking for a subject matter expert with proven experience in digital transformation, enterprise architecture, and design of complex systems, and who is also practical and hands-on in providing thought leadership and support in the efforts to deliver MVPs and solution prototypes.
Washington, District of Columbia30+ days ago
Develop test strategies and frameworks to support ongoing development.
· Integration and Web Services: Architect and integrate web services (RESTful APIs, SOAP, etc.) to ensure seamless communication between various system components and third-party services.
· Collaboration: Collaborate closely with other architects, developers, and product teams to define system requirements and ensure alignment with business objectives.
· Mentorship and Leadership: Provide leadership, mentoring, and guidance to junior developers and other technical team members, sharing best practices and fostering a culture of continuous learning.
· Documentation and Reporting: Maintain comprehensive system documentation, including architecture designs, data models, and codebase specifications.
· Stay Current with Industry Trends: Continuously explore new technologies and development practices to improve system architecture, performance, and reliability.
Required Skills and Experience:
· Minimum 5+ years of overall experience in the field
· Proven experience as an IT Application Architect, Enterprise Architect, or similar role in large-scale software development projects.
· Expertise in .NET for building modern web and enterprise applications.
· Strong knowledge of Entity Framework Core for database interaction and optimization.
· Experience with JSON Serialization for efficient data serialization and deserialization.
· Expertise in designing and implementing Web Services (RESTful APIs, SOAP) for system integration.
· Strong analytical, problem-solving, and debugging skills.
· Excellent communication and collaboration skills, with the ability to work effectively with cross-functional teams.
Preferred Qualifications:
· Bachelor’s or Master’s degree in computer science, Information Technology, or a related field.
· Experience in Agile development methodologies.
The ideal candidate will have extensive experience with modern software design and development practices, excellent problem-solving skills, and the ability to collaborate effectively with cross-functional teams.
Key Responsibilities:
· System Architecture and Design: Architect complex enterprise-level applications using .NET, ensuring systems are scalable, maintainable, and aligned with business needs.
· Development and Implementation: Lead the development of application systems utilizing .NET, Entity Framework Core for database queries, and JSON Serialization for data handling.
· Database Architecture: Design and optimize databases and queries using Entity Framework Core, ensuring performance, scalability, and data integrity.
· Testing and Quality Assurance: Lead and implement unit testing practices, ensuring the reliability and quality of developed systems.
Washington, DC30+ days ago
As part of this effort, you will help integrate externally developed capabilities into internal operations, collaborating closely with two principal developers who oversee comprehensive cloud operations. This part-time role offers the opportunity to work alongside a highly skilled team maintaining and enhancing a sophisticated private cloud infrastructure that interfaces with real-time, mission‑critical internal systems.
p>Specialized experience for this position includes: - Designing, developing, and deploying enterprise-level software systems, particularly with a focus on cloud-native and microservices architectures;
- Utilizing containerization technologies (e.g., Docker, Kubernetes), data ingestion pipelines, API design and management;
- Utilizing multiple programming languages;
- Leading technical projects by making architectural decisions and ensuring the security and scalability of software solutions.
PLEASE REVIEW THE BELOW LINK FOR OTHER SUPPORTING DOCUMENTS needed for proof of eligibility:
https://www.dla.mil/Portals/104/Documents/Careers/downloads/DODCustomersRequiredSupportingDocumentation.pdf.
Arlington, VA30+ days ago
Job Responsibilities: Works with clients leadership and Accenture project members to identify, analyzes, and devises solutions to address complex business requirements and processes related to all areas of workforce management optimization. Supports the development of analytic models; expands functionality of existing analytic tools and presents analyses to front line leaders, mid-level leaders, and senior leadership.
Washington, DC26 days ago
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. Note that Guidehouse will never charge a fee or require a money transfer at any stage of the recruitment process and does not collect fees from educational institutions for participation in a recruitment event.
p style="text-align:inherit">Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. On our team, you'll translate your customer’s needs and future goals into a plan by developing and implementing effective solutions by developing durable software architectures with a focus on cybersecurity and digital engineering (DE) integration.
div class="content-conclusion">