Senior DevSecOps Engineer Leidos Holdings IncSenior DevSecOps EngineerAshburn, VA$107,900–$195,050 / yearWorking closely with software engineers, Cloud Systems Owners, systems engineers, cybersecurity personnel, Product Owners, solution architects, and technical leadership, you will help ensure software is developed, validated, and deployed rapidly while meeting the operational, security, and compliance requirements of mission-critical FAA applications. This work aligns with the FAA's broader initiative to modernize legacy flight service capabilities, replacing aging infrastructure with scalable, cloud-based platforms designed to improve safety and operational efficiency-particularly in remote and high-dependency aviation environments.
Systems Engineer Leidos Holdings IncSystems EngineerAshburn, VA$87,100–$157,450 / yearIn this position, you will serve as the dedicated Systems Engineer for an Agile/SAFe development team, partnering closely with Product Owners, architects, software engineers, testers, DevSecOps engineers, and customer stakeholders to define, refine, and validate system capabilities. This work aligns with the FAA's broader initiative to modernize legacy flight service capabilities, replacing aging infrastructure with scalable, cloud-based platforms designed to improve safety and operational efficiency-particularly in remote and high-dependency aviation environments.
Senior AI Systems Architect Unissant IncSenior AI Systems ArchitectAshburn, VAThis position serves as a trusted technical advisor to leadership, program stakeholders, architects, developers, data scientists, and cybersecurity teams while driving the transition of AI capabilities from research and experimentation into production operational environments. Position Overview: The Senior AI Systems Architect leads the design of enterprise AI ecosystems and reusable AI services within the client's AI Enablement Center, enabling AI-as-a-Service capabilities across multiple applications and operational environments.
DevOps Engineer Leidos Holdings IncDevOps EngineerBethesda, MD$107,900–$195,050 / yearYou bring enthusiasm, the ability to work well with people from different disciplines with varying degrees of technical experience, and meet the following qualifications: BS in Engineering, Computer Science, Systems Engineering, or related field or equivalent experience with 8+ years in software development, system engineering or related field. You will work closely with a multi-disciplinary team of developers, other software integrators and system administrators on the following key tasks: To deploy, triage and maintain a production big data pipeline using a microservice architecture running on Kubernetes, Elasticsearch backend, and Kafka messaging.
Test and Evaluation Lead Leidos Holdings IncTest and Evaluation LeadGaithersburg, MD$116,350–$210,325 / yearThe ideal candidate combines deep systems-level testing expertise with experience applying modern quality engineering practices, automation, digital engineering, simulation, and data-driven validation techniques to complex mission-critical systems. L-CAP is a mission-critical, future-ready automation platform built on a hybrid cloud data mesh architecture, enabling next-generation air traffic management capabilities for the Federal Aviation Administration (FAA).
Network Engineer KBR IncNetwork EngineerVA$172,900–$211,400 / yearImpactful Work: Your contributions will be pivotal in designing, deploying, and securing mission-critical network infrastructure supporting national security operations. Bachelor's degree in Computer Science, Information Technology, Engineering, or related field and 6+ years of experience; additional experience may be substituted for a degree.
Lead AI Software Developer Leidos Holdings IncLead AI Software DeveloperGaithersburg, MD$87,100–$157,450 / yearAs a member of a Scaled Agile software development organization, you will contribute to the technical execution of a program that integrates proven, globally deployed technologies with modern cloud-native and AI-enabled capabilities. Leidos is seeking a Lead AI Software Developer to join the Air Traffic Business Area within the Homeland Sector, supporting the development of the Leidos Common Baseline.
Senior Software Engineer Leidos Holdings IncSenior Software EngineerRockville, MD$131,300–$237,350 / yearFamiliarity with Azure/C2S, hardware platforms (CPUs, GPUs, FPGAs), and advanced analytical methodologies (social network analysis, supply chain analysis, NLP, classification algorithms, image processing). What You Bring: Bachelor's, Master's, or equivalent graduate degree in a quantitative or analytical field (Software Development, Computer Science, Mathematics, Statistics, Engineering, Physics, Computational Social Science, etc.).
Lead Systems Integration and Test Engineer Leidos Holdings IncLead Systems Integration and Test EngineerGaithersburg, MD$87,100–$157,450 / yearFor 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. Required Qualifications: Bachelor's degree from an accredited college in a related discipline with 4+ years of professional experience; or a master's degree from an accredited college in a related discipline; for example, engineering, computer science.
DevSec/Ops Engineer Leidos Holdings IncDevSec/Ops EngineerRockville, MD$107,900–$195,050 / yearFamiliarity with Azure/C2S, hardware platforms (CPUs, GPUs, FPGAs), and advanced analytical methodologies (social network analysis, supply chain analysis, NLP, classification algorithms, image processing). 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 Network Security Engineer (NRE SecOps) MindlanceSenior Network Security Engineer (NRE SecOps)Bethesda, MDRemoteThe Senior Network Security Engineer, Network Reliability Engineering (NRE) Security Operations (SecOps) is a technical leader and subject matter expert in designing and implementing the Network security strategy and firewall management platforms for the next-gen operations for all Client (MI) networks including the Property Networks, Datacenter/Cloud Networks, and Enterprise Networks. Establish management level relationships and partnering with all Business disciplines and other MI teams to define NRE SecOps services, meet service level requirements, and serve as an escalation point to resolve service delivery and operational issues.
Software Engineer 25k Sign on Bonus! LeidosSoftware Engineer 25k Sign on Bonus!Columbia, MarylandAugust 14, 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. 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.
Software Engineer - 25k Sign on Bonus LeidosSoftware Engineer - 25k Sign on BonusColumbia, MarylandAugust 13, 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. 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.
DNS & Infrastructure Engineer (Senior) BAE Systems PlcDNS & Infrastructure Engineer (Senior)Herndon, VA$132,962–$226,035 / yearAbout BAE Systems Intelligence & Security BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Job Description BAE Systems, a top-ten prime contractor to the U.S. Department of Defense, enables the U.S. government to transform data into intelligence and provides engineering, integration and sustainment support for critical military platforms and systems.
Machine Learning Engineer - Autonomy Heven AeroTech IncMachine Learning Engineer - AutonomySterling, VA$110,000–$165,000 / yearThis engineer works closely with other Machine Learning Engineers, Platform Engineers, Flight Test, and aircraft engineering teams to take autonomy capabilities from development through simulation, integration, ground test, and flight test. Integrate autonomy software with autopilots, companion computers, mission computers, sensors, payloads, data links, and GCS/C2 systems while maintaining clear interfaces with flight-control functions.
Front-end Software Engineer Booz Allen HamiltonFront-end Software EngineerAshburn, VirginiaOnsite : 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. This role focuses on creating responsive, accessible, and reliable front-end experiences that help users visualize complex data, interact with AI-powered features, and work with real-time insights.
Senior Software Engineer Unissant IncSenior Software EngineerAshburn, VARemoteCommunication 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.
Front-End Software Engineer Booz Allen Hamilton Inc.Front-End Software EngineerAshburn, VA$86,800–$198,000 / 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. This role focuses on creating responsive, accessible, and reliable front-end experiences that help users visualize complex data, interact with AI-powered features, and work with real-time insights.
CI Team Lead KBR IncCI Team LeadBethesda-Chevy Chase, MD$156,500–$191,200 / yearKBR is seeking a highly qualified candidate to act as Team Lead for a team supporting the Chief Information Office (CIO) at a government customer in the Northern Virginia area by assisting in the engineering and management of information technology (IT) efforts supporting Counterintelligence (CI) missions. They will lead and manage a team of contractors / subcontractors, directing their efforts and overseeing the associated contractual, technical, engineering, programming, maintenance, and administrative efforts.
Senior Azure Cloud Integration Engineer Leidos Holdings IncSenior Azure Cloud Integration EngineerRockville, MD$107,900–$195,050 / yearThis engineer will play a key role in integrating cloud services across Azure and Microsoft 365 GCC environments, enabling secure, scalable, and compliant solutions for development, testing, and enterprise modernization. Configure and manage Azure resources including virtual machines, storage accounts, networking components, and resource groups to support integrated cloud solutions.