NewTester Expert Markon SolutionsTester ExpertChantilly, VA$150,000–$190,000 / yearThe successful candidate will collaborate closely with software developers, systems engineers, product owners, and other technical stakeholders to identify defects, validate functionality, and ensure the delivery of reliable, secure, and high-quality software solutions in an Agile development environment. Our growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services.
NewCyber Engineer RDR IncCyber EngineerChantilly, VAThe ideal candidate will design, develop, and maintain cyber-focused heat-map analytics, dashboards, and performance metrics that enhance situational awareness, threat detection, and operational decision-making. This role requires a blend of cybersecurity engineering expertise, data-analytics proficiency, and an understanding of intelligence-driven cyber operations.
Senior Field System Network Architect I-66 EXPRESS MOBILITY PARTNERS LLCSenior Field System Network ArchitectManassas, VirginiaThe Senior Field System Network Architect is responsible for designing, implementing, and maintaining the architecture of field system networks supporting the I-66 Express Mobility Partners concession. Support and monitor all aspects of system operations, maintenance, reliability, testing, rollout, upgrades, and general administration for the I-66 concession, including data centers, communications, hardware, software, and the TMC.
Lead Frontend Developer - Geospatial Closure TechnologiesLead Frontend Developer - GeospatialChantilly, VAThe company specializes in custom software development, cloud infrastructure, cybersecurity, systems integration, and data analytics, delivering scalable solutions that improve operational efficiency and drive mission success. With a collaborative and problem-solving culture, Closure Technologies is committed to building high-impact technology solutions that are delivered on time, within budget, and tailored to each client's unique needs.
Software Engineer SME SwiftSoftware Engineer SMEHerndon, VirginiaThis role is deeply technical and ideal for someone who thrives in complex distributed environments, understands modern cloud native architectures, and brings strong engineering discipline to largescale systems. You’ll collaborate with developers, data engineers, and platform teams to deliver secure, scalable, and resilient capabilities that enable data science, analytics, and AI/ML workloads.
NewSenior Cybersecurity Integration Engineer Basecamp Consulting & Solutions LLCSenior Cybersecurity Integration EngineerReston, VAFull timeThe Senior Cybersecurity Integration Engineer secures and integrates the Customer's enterprise API gateway, drives it through the Risk Management Framework to a signed Authority to Operate (ATO), and keeps it authorized. Depth in API and web security protocols: OAuth 2.0, OpenID Connect, JWT validation, SAML 2.0 federation, mutual TLS, PKI, and the OWASP API Security Top 10.
Full Stack Software Engineer CACIFull Stack Software EngineerSterling, Virginia$98,500–$206,800 / yearJob Title: Full Stack Software EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: LocalAnticipated Posting End: 1/1/2100 The Opportunity:* Support Mission Critical applications vital to national security* Work with a highly experienced team of engineers across the US* Integrate with dozens of external systems to exchange high volume mission critical data* Take advantage of hybrid remote work environments using virtual workspacesResponsibilities:* You will support a focused agile team of 5-10 engineers developing and maintaining custom applications and services* You will attend daily SCRUM to collaborate with your peers* You will use a virtual development environment and tools including: Java, SQL, VS Code, GitLab, Confluence, Jira, Grafana, ArgoCD, Rancher, Helm, KubernetesQualifications:Required:* 10 years Software Development experience* B.S. in Computer Science or related technical field* JavaDesired:* Container based architectures using Kubernetes* AWS Cloud Development* Security+* Overhead Mission Management* Graphical Information Systems (GIS)* Operations Research background in Planning and Scheduling . 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.
Software Developer - Multiple Levels - Ts/Sci Poly Required Leidos Holdings Inc.Software Developer - Multiple Levels - Ts/Sci Poly RequiredReston, VA$87,100–$157,450 / yearAdditional 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. 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.
NewSenior API Integration Developer Basecamp Consulting & Solutions LLCSenior API Integration DeveloperReston, VARESPONSIBILITIES Design, build, and maintain RESTful services and API contracts published through the enterprise gateway, including OpenAPI specifications and versioning. The work is hands-on development, from API design through containerized deployment and the regression validation that proves a migrated route behaves as it did before.
Cloud/Computing Engineer PeratonCloud/Computing EngineerHerndon, Virginia$135,000–$216,000 / yearFull timeResponsibilities: Peraton is seeking an experienced Cloud/Computing Engineer with a focus on the Infrastructure Cloud to join our national intelligence program in Northern Virginia that delivers engineering, application development, deployment, operations, upgrades and sustainment of products and services to achieve our client’s global missions. Provide technical leadership, expertise , and design of cloud cluster computing techniques and technologies and expert advice to the program, and to optimize and implement cloud-based architectures and a roadmap to migrate from on premises solutions.
DevSecOps Engineer Booz Allen HamiltonDevSecOps EngineerChantilly, VirginiaYour ability to manage, administer, support, and enhance CI/CD pipeline system infrastructure, ensuring continuous improvement and rapid problem resolution to optimize the orchestration of multiple Space Capability Stacks (SCSs) supporting complex, joint mission planning processes will be required to be successful executing this critical defense program. As a DevSecOps Engineer, you will help lead a team in a high-velocity Agile development lifecycle of a mission management software where management of the CI/CD pipeline and infrastructure will emphasize efficiency and resiliency of Dev, Test, Training, and Production environments.
Salesforce Solutions Architect Itero GroupSalesforce Solutions ArchitectSterling, VAThis role is ideal for a consultative professional who can partner with executive stakeholders, business leaders, and technical teams to drive CRM strategy and digital transformation initiatives leveraging the Salesforce platform. The ideal candidate brings a blend of functional consulting expertise, Salesforce solution design experience, and industry knowledge across banking, wealth management, insurance, lending, or capital markets.
Software Developer - Multiple Levels - TS/SCI Poly Required LeidosSoftware Developer - Multiple Levels - TS/SCI Poly RequiredReston, VirginiaMay 6, 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. 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.
NewSoftware Engineer, Senior Booz Allen Hamilton Inc.Software Engineer, SeniorChantilly, VA$86,900–$198,000 / yearYour ability to develop software to optimize the orchestration of multiple Space Capability Stacks (SCSs) supporting complex, joint mission planning processes will be required to be successful executing this critical defense program. 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.
Cryptography Engineer Booz Allen HamiltonCryptography EngineerChantilly, 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. 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.
Joomla Backend Developer Booz Allen Hamilton Inc.Joomla Backend DeveloperChantilly, VA$55,200–$126,000 / 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. 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.
Software Engineer Booz Allen Hamilton Inc.Software EngineerChantilly, VA$69,400–$158,000 / yearYour ability to develop software to optimize the orchestration of multiple Space Capability Stacks (SCSs) supporting complex, joint mission planning processes will be required to be successful executing this critical defense program. Ability to utilize Agile methodologies, software development frameworks, version control, including Git, relational databases, including SQL Server, PostgreSQL, or MySQL, Python, AWS, and Kubernetes.
NewFront-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.
Insider Threat Monitoring Analyst LeidosInsider Threat Monitoring AnalystAshburn, VirginiaThe Department of Homeland Security (DHS), Customs and Border Protection (CBP) Cyber Security Directorate (CSD) Security Operations Center (SOC) is a US Government program responsible to prevent, identify, contain and eradicate cyber threats to CBP networks through monitoring, intrusion detection and protective security services to CBP information systems including local area networks/wide area networks (LAN/WAN), commercial Internet connection, public facing websites, wireless, mobile/cellular, cloud, security devices, servers and workstations. As a member of this highly technical digital forensics team supporting U.S. Customs and Border Protection (CBP), you will be responsible for leading user activity monitoring activities, foreign service national monitoring, insider threat analysis, and investigating policy violations, data loss prevention (DLP) events, and sensitive data spillages.
Automation and Analytic Modeling Engineer LV8D Solutions LLCAutomation and Analytic Modeling EngineerChantilly, VirginiaThe Automation and Analytic Modeling Engineer serves as a senior engineering professional responsible for developing, implementing, and optimizing advanced analytic modeling, automation, and data processing solutions to accelerate the extraction of actionable insights from GEOINT and related intelligence data sources. The successful candidate will combine expertise in data analytics, systems engineering, automation technologies, and intelligence workflows to enhance mission effectiveness, improve collection strategies, and reduce the time required to deliver meaningful intelligence to end users.