C++ Software Engineer (DC, NoVA) Stellar Science Ltd CoC++ Software Engineer (DC, NoVA)Tysons, VAJoin our unique, collaborative team to help implement leading-edge scientific software tools in fascinating domains including space situational awareness, computer vision, directed energy, metamaterials, and biothermal modeling. Stellar Science is seeking several modern C++20/23 Software Engineers with three or more years of industry experience creating reusable, maintainable code solving challenging math and physics problems.
Systems Engineer Reinventing Geospatial, Inc. (RGi)Systems EngineerChantilly, VABachelor's degree in Computer Science, Engineering, Information Technology, or related discipline and 8-12 years of prior relevant experience or Master's with 6-10 years of prior relevant experience. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information.
NewCyber Security Project Engineer GrvtyCyber Security Project EngineerHerndon, Virginia$150,000–$250,000 / yearWe've grown on this effort by providing the customer with Engineers who have done exceptional work, and we've retained our staff by paying very strong salaries, and working hard to ensure each Engineer is doing work that aligns with their career interest. Pay Range: At GRVTY, we understand that compensation is influenced by many factors—such as geographic location, federal contract labor categories, wage rates, prior experience, skillsets, education, and certifications.
NewSenior Principal FPGA & Digital Signals Processing Engineer Research InnovationsSenior Principal FPGA & Digital Signals Processing EngineerAlexandria, VAAs the Principal FPGA & DSP Engineer, you will serve as the technical leader responsible for designing and delivering the next generation of real-time FPGA-based signal processing capabilities that enable rapid spectrum awareness, signal exploitation, and electronic warfare operations. Working closely with hardware, software, AI, and RF engineering teams, you will architect high-performance firmware solutions that transform advanced algorithms into deployable capabilities supporting the Department of Defense, Intelligence Community, and allied mission partners.
NewCybersecurity Systems Engineer (Entry Level to SME) TS/SCI with Poly REQUIRED CGI IncCybersecurity Systems Engineer (Entry Level to SME) TS/SCI with Poly REQUIREDArlington, VA$89,600–$204,000 / yearHowever, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with CGI's legal duty to furnish information. Senior Level/Exceptionally Complex: Education: o High School Diploma/GED with 10 years of relevant experience, o Associates Degree with 8 years of relevant experience, o Bachelor's Degree with 6 years of relevant experience, o or Masters Degree with 4 years of relevant experience, o or PhD with 2 years of relevant experience.
Information Security Engineer FindInformation Security EngineerHerndon, VirginiaSIEM administration and engineering, including refining and building dashboards, managing ingest sources and licensing, monitoring for incidents and operational events, health of indexers and deployment agents, and deploying new infrastructure. This individual will report to the Intelligence & Operations Manager and be focused on a diverse set of information security functions supporting a highly secure suite of services for our Aerospace and Defense and Life Sciences customer base.
DevOps Automation Engineer III Airlines Reporting CorporationDevOps Automation Engineer IIIArlington, VirginiaExperience deploying, managing, and administering AWS infrastructure (API Gateway, RDS, ELB, Cloudfront, AMQ, Cognito, S3, IAM, WAF, VPC), enterprise storage systems and virtualization platforms (S3, EC2), enterprise backup systems, replication solutions, and observability platforms. The DevOps Automation Engineer III will provide thought leadership to other engineering and support teams across the organization to help execute initiatives, provide expertise and leadership in developing/integrating tools that need infrastructure.
Systems Engineer Reinventing GeospatialSystems EngineerGaithersburg, MDBachelor's degree in Computer Science, Engineering, Information Technology, or related discipline and 8-12 years of prior relevant experience or Master's with 6-10 years of prior relevant experience. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information.
Software Engineer Reinventing GeospatialSoftware EngineerGaithersburg, MDRGi provides opportunities, resources, training, and mentorship to all our employees to let them take control of their careers and become a leader or a crucial member of our company. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information.
Full Stack Software Engineer Reinventing GeospatialFull Stack Software EngineerFairfax, VAWe may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. RGi provides opportunities, resources, training, and mentorship to all our employees to let them take control of their careers and become a leader or a crucial member of our company.
Software Reverse Engineer (TS/SCI)- Senior & Mid Vexterra GroupSoftware Reverse Engineer (TS/SCI)- Senior & MidBethesda, MDAdvanced or Expert knowledge of the types and techniques of cyber exploitation and attack, including virus, worm, Trojan horse, logic bomb, and sniffer to identify, quantify, prioritize, and report vulnerabilities in enterprise architecture, networks, communications, applications, and systems. Advanced or Expert experience with reverse engineering and network security tools, including Ida Pro, Immunity Debug, WinDdg, VIM, Emacs, Trace32/JTAG, GDB, make, ctags, git, mercurial, and/or Wireshark.
C++ Software Engineer (Dc, Nova) Stellar Science Ltd CoC++ Software Engineer (Dc, Nova)Tysons Corner, VAJoin our unique, collaborative team to help implement leading-edge scientific software tools in fascinating domains including space situational awareness, computer vision, directed energy, metamaterials, and biothermal modeling. Stellar Science is seeking several modern C++20/23 Software Engineers with three or more years of industry experience creating reusable, maintainable code solving challenging math and physics problems.
DevOps Engineer INflow FederalDevOps EngineerSpringfield, VAAbout INflow Federal - founded in 2013, INflow Federal is a mission-driven small business delivering cutting-edge solutions to the Department of War (DoW) and Joint Force operations across 20+ states. Known for our agility, transparency, and integrity, INflow combines real-world experience with emerging technologies like AI/ML to help our customers lead in a rapidly evolving defense landscape.
Embedded Software Engineer TrustPointEmbedded Software EngineerDulles, VAOur system consists of a constellation of commercial satellites and a network of ground stations and as the Embedded Software Engineer, you will be responsible for designing, developing and implementing innovative software solutions at the heart of our GNSS satellite, payload, and receiver solutions. TrustPoint is currently seeking a Full Time Embedded Software Engineer to join the team and will be responsible for implementing electrical components into hardware and firmware needed for our commercial Global Navigation Satellite System (GNSS).
Electrical Engineer (Radar) I TSCElectrical Engineer (Radar) ISilver Spring, Maryland$83,000–$108,000 / yearTSC has assembled a well-knit team of junior and senior system and software engineers that perform critical M&S development, execution, and analysis for US Navy and Missile Defense Agency customers. Model/component integration into large scale simulation; GUI, analysis tools, and various kinds of automation (build, test, etc.) development and maintenance.
Senior System Engineer – ArcGIS (Mission-Focused) EsriSenior System Engineer – ArcGIS (Mission-Focused)Vienna, VirginiaDeploy and configure complex ArcGIS in a wide variety of environments across operation systems, cloud providers, security architectures, customer types and organizations, to meet the customer's service level agreement. You will act as a trusted technical leader, solving complex system challenges, influencing architecture decisions, and ensuring ArcGIS platforms are scalable, resilient, and aligned to mission needs.
Senior Site Reliability Engineer - Ts/Sci (Req-276) CATHEXISSenior Site Reliability Engineer - Ts/Sci (Req-276)Tysons, VA$165,000–$200,000 / yearCloud Infrastructure Management: Work with leading Cloud Platforms (AWS, Azure and/or GCP) to set up, configure, and manage infrastructure resources using Infrastructure as Code (Terraform, CloudFormation, etc.). Automate Infrastructure Processes: Build automation tools for scaling, monitoring, and maintaining infrastructure using modern tools like Terraform, Ansible, Linux, or equivalent.
Site Reliability Engineer - Top Secret CATHEXISSite Reliability Engineer - Top SecretTysons, VA$100,000–$160,000 / yearCloud Infrastructure Management: Work with leading Cloud Platforms (AWS, Azure and/or GCP) to set up, configure, and manage infrastructure resources using Infrastructure as Code (Terraform, CloudFormation, etc.). Automate Infrastructure Processes: Build automation tools for scaling, monitoring, and maintaining infrastructure using modern tools like Terraform, Ansible, Linux, or equivalent.
Sr. System Engineer- ArcGIS EsriSr. System Engineer- ArcGISVienna, VirginiaDeploy and configure complex ArcGIS in a wide variety of environments across operation systems, cloud providers, security architectures, customer types and organizations, to meet the customer's service level agreement. Experience with Esri software including ArcGIS Enterprise, ArcGIS Desktop, ArcGIS Online, Portal for ArcGIS and ArcGIS Runtime and their associates APIs or interfaces.
System Engineer- ArcGIS EsriSystem Engineer- ArcGISVienna, VirginiaDeploy and configure ArcGIS in a wide variety of environments across operation systems, cloud providers, security architectures, customer types and organizations, to meet the customer's service level agreement. Experience with Esri software including ArcGIS Enterprise, ArcGIS Desktop, ArcGIS Online, Portal for ArcGIS and ArcGIS Runtime and their associates APIs or interfaces.
Senior Software Engineer GrvtySenior Software EngineerLaurel, Maryland$150,000–$200,000 / yearPay Range: At GRVTY, we understand that compensation is influenced by many factors—such as geographic location, federal contract labor categories, wage rates, prior experience, skillsets, education, and certifications. Bachelor’s degree in Computer Science or related discipline from an accredited college or university is required; 4 years of additional SWE experience may be substituted for a degree.
DevOps Engineer Nightwing Intelligence SolutionsDevOps EngineerSterling, Virginia$99,000–$206,000 / yearWorking on this team means directly supporting the nation's cybersecurity defenders by ensuring they have reliable, scalable, and secure cloud infrastructure available within hours of a cyber incident—helping protect America's digital infrastructure when it matters most. As part of theEngagement Support Services (ESS)contract, this program enables analysts to quickly access the tools and environments they need to investigate cyber threats affecting federal agencies, state and local governments, and critical infrastructure.
Endpoint Automation Staff Engineer Geico InsuranceEndpoint Automation Staff EngineerBethesda, MD$110,000–$230,000 / yearThis position requires strong technical expertise in endpoint security platforms, automation frameworks, scripting, along with the ability to troubleshoot complex security issues and improve operational efficiency through automation. The Endpoint and Automation Security Engineer is responsible for designing, implementing, maintaining, and improving endpoint security technologies and security automation solutions across the enterprise environment.
Software Engineer (2026-0079) Acclaim Technical ServicesSoftware Engineer (2026-0079)Chantilly, VAAcclaim Technical Services, founded in 2000, is a leading cyber operations, intelligence solutions and operations, network infrastructure, engineering and business enablement and enterprise operations company supporting a wide range of U.S. Federal agencies. EDUCATION AND EXPERIENCE Bachelor’s Degree in Computer Science, Electrical or Computer Engineering or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience.
Sr Software Engineer (API) INflow FederalSr Software Engineer (API)Springfield, VAKnown for our agility, transparency, and integrity, INflow combines real-world experience with emerging technologies like AI/ML to help our customers lead in a rapidly evolving defense landscape. As a Senior API Management Engineer on our team, you will play a pivotal role in the enterprise deployment of an enterprise API gateway, ensuring optimal performance, reliability, and advancement of our services.
AWS Cloud Platform Engineer Glint Tech Solutions LLCAWS Cloud Platform EngineerReston, VAOur client, a leading enterprise healthcare organization, is seeking a Senior AWS Cloud Platform Engineer to drive cloud-native transformation, platform engineering, and automation initiatives within a large-scale AWS environment. Strong hands-on knowledge of AWS services: VPC, Networking, Direct Connect, Subnets, NACLs, Security Groups, EC2, S3, IAM, ELBs, Lambda, CloudWatch, CloudTrail, EKS.
Full Stack Software Engineer Brandes Associates IncFull Stack Software EngineerWashington, DCAgile Empowerment Technologies (AET), a division of Brandes Associates, is seeking a Full Stack Software Engineer with 5+ years of experience to support the continued development, modernization, and sustainment of secure mission software products used in DoD, Intelligence Community, and allied mission environments. This position contributes across the full application stack, including user interface components, backend services, API layers, integration and messaging services, relational databases, automated testing, and deployment-support activities.
Senior DevOps Engineer Seekr Technologies IncSenior DevOps EngineerReston, VAAvailable across cloud, on-premises, and edge environments, SeekrFlow reduces bias, strengthens data integrity, and simplifies model oversight so organizations can rely on trusted AI decisions in high-stakes settings that impact society's most sensitive and vital systems. Trusted by leading enterprises and government agencies, we partner with defense, finance, telecom, and critical infrastructure leaders to enable AI solutions that drive real-world results with unmatched transparency and control.
Senior Cyber Engineer DeloitteSenior Cyber EngineerArlington, VAFull timeAdministrating or deploying at least two of the following technologies: Unix administration, Windows Server administration, Active Directory, Windows Workstation, Routers/Switches management, Firewall Management, SANS/NAS, Web servers, IAM/AAA, IDS/HDS, System vulnerability scanning tools, application/database vulnerability scanning tools, mobile device analysis, or Secure coding. Employer will accept a Bachelor's degree in Computer Science, Information Technology and Cybersecurity, Business Administration, or related field and 60 months of experience in the job offered or in a Senior Cyber Engineer-related occupation OR employer will accept a Master's degree in Computer Science, Information Technology and Cybersecurity, Business Administration, or related field and 36 months of experience in the job offered or in a Senior Cyber Engineer-related occupation.
DevOps Automation Engineer IV Airlines Reporting CorporationDevOps Automation Engineer IVArlington, VAExperience deploying, managing, and administering AWS infrastructure (API Gateway, RDS, ELB, Cloudfront, AMQ, Cognito, S3, IAM, WAF, VPC), enterprise storage systems and virtualization platforms (S3, EC2), enterprise backup systems, replication solutions, and observability platforms. What You''ll Get to Do: Support, deploy, administer, and maintain ARC's Traverse AWS infrastructure platforms, both software and services, including AWS Managed Services (RDS, API Gateway, ELB, AMQ, Cognito, WAF, Lambdas, EC2, etc) and observability tools (Datadog, Cloudwatch, Opensearch).
NewCyber Systems Engineer General Dynamics Mission Systems, IncCyber Systems EngineerManassas, Virginia$90,833–$100,767 / yearThe MIT team’s work is fast-paced and exciting; involving the implementation and administration of both on premises and remotely accessible enterprise compute resources running cutting-edge software builds to deliver training for systems and capabilities that are not yet present in the Submarine Fleet. Company Overview: General Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation.
NewRF Engineer SteelyRF EngineerReston, Virginia$225,000–$275,000 / yearFull timeOverview: Steely is a fast-growing, high-tech, mission-driven company based out of Reston, Virginia that prides itself on delivering technical and mission-related solutions that allow our customers to succeed in achieving their most challenging goals. We are a close-knit team of highly motivated and skilled individuals that are focused on a commitment to facing the most complex and difficult efforts head-on with a balance of creativity and discipline, and an unwavering nerve.
Embedded Engineer Bigbear.aiEmbedded EngineerColumbia, MarylandFull timeBachelor Degree or higher in computer engineering or in a field related to computer engineering or computer science disciplines is required.with at least Ten (10) years' experience as an embedded developer, in programs and contracts of similar scope, type, and complexity is required. About BigBear.ai: BigBear.ai is a leading provider of AI-powered decision intelligence solutions for national security, supply chain management, and digital identity.
Kubernetes Engineer AMERICAN SYSTEMSKubernetes EngineerArlington, VirginiaFull timeOverview: AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.
NewSystems Engineer GRVTYSystems EngineerChantilly, VA$150,000–$200,000 / yearWe've grown on this effort by providing the customer with Engineers who have done exceptional work, and we've retained our staff by paying very strong salaries, and working hard to ensure each Engineer is doing work that aligns with their career interest. Work on this program takes place in Chantilly, VA and in various field offices throughout Northern VA (we cannot support remote work), and requires a TS/SCI + Polygraph clearance (acceptable to this customer).
Staff Engineer, Hybrid Cloud Fabric Geico InsuranceStaff Engineer, Hybrid Cloud FabricWashington, DC$110,000–$230,000 / yearWork closely with networking and security teams to ensure secure and efficient integration of the service mesh with on-premises infrastructure and networks, addressing potential challenges and ensuring smooth operation. Guide and mentor engineers on service mesh principles and best practices, fostering knowledge sharing and expertise development within the team, empowering them to contribute effectively to the service mesh implementation.
RF Engineer CACI ProductsRF EngineerReston, VA$225,000–$275,000 / yearMust have established troubleshooting technical skills and be able to clearly articulate issues to design engineers; capturing issue and writing trouble reports as necessary. company based out of Reston, Virginia that prides itself on delivering technical and mission-related solutions that allow our customers to succeed in achieving their most challenging goals.
Senior Technical Support Engineer Rocket SoftwareSenior Technical Support EngineerWashington, DCRemote$89,000–$120,150 / yearThis role involves independently troubleshooting escalated issues, performing detailed root-cause analysis, and mentoring junior engineers to drive overall team effectiveness. We help extend the value of these assets, enabling our customers to embrace the potential of cloud and mobile computing, advanced analytics, and the innovations of tomorrow.
Deployment Engineer CellebriteDeployment EngineerTysons, VARemoteThousands of public safety organizations, intelligence agencies and businesses rely on Cellebrite’s digital forensic and investigative solutions—available via cloud, on-premises and hybrid deployments—to close cases faster and safeguard communities. This position aligns with Deployment Engineer, Implementation Engineer, or Customer‑Facing DevOps Engineer roles commonly found at leading technology companies and emphasizes hands‑on execution, automation, and operational excellence.
NewSenior Software Engineer ActioNet IncSenior Software EngineerWashington, DC$98,000–$193,000 / yearActioNet 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. At ActioNet, our Passion for Quality is at the heart of everything we do: We are committed to make ActioNet a great place to work and continue to invest in our ActioNeters.
Cybersecurity Engineer TekSynapCybersecurity EngineerFort Belvoir, Virginia$120,000–$170,000 / yearFull timeThis engineering role is critical for leading complex, enterprise-wide SIEM migrations, orchestrating the secure ingestion and normalization of diverse subscriber data sources, and executing rigorous patch management on underlying CSSP infrastructure. “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.
Actionet, Inc. Careers - Senior Software Engineer ActioNet, Inc.Actionet, Inc. Careers - Senior Software EngineerSilver Spring, MD$98,000–$193,000 / yearActioNet 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. At ActioNet, our Passion for Quality is at the heart of everything we do: We are committed to make ActioNet a great place to work and continue to invest in our ActioNeters.
Software Engineer Bigbear.aiSoftware EngineerColumbia, MarylandFull timeYou will collaborate with analysts, data scientists, and other software engineers to integrate cutting-edge technologies and solutions that drive impactful results. This role involves working closely with customers to understand and support operational requirements, as well as analyzing large data sets to deliver mission-centric insights.
Full-Stack Software Engineer Bridge Core (BCore)Full-Stack Software EngineerReston, Virginia$165,000–$195,000 / yearFull timeBuilding the controlled sandbox and data-security features: malware scanning and rule-based detection, file-type allow-listing, a quarantine landing zone, unprivileged containers with read-only mounts, and ephemeral teardown on shutdown . Bcore accelerates decisive advantage for warfighters and intelligence professionals by fusing human insight, rapid-fire engineering, precision-measured outcomes, and relentless grit into mission-ready solutions.
Software Engineer Bridge Core (BCore)Software EngineerHerndon, Virginia$120,000–$140,000 / yearFull timeBcore accelerates decisive advantage for warfighters and intelligence professionals by fusing human insight, rapid-fire engineering, precision-measured outcomes, and relentless grit into mission-ready solutions. The ideal candidate will be responsible for developing and automating our customer’s in support of this customer’s mission, ensuring the smooth operation of all systems within the virtual environment (Nutanix, VMs,) to optimize performance, scalability and automation.
Software Engineer ExcelitySoftware EngineerHerndon, VirginiaRequired Clearance: TS/SCI with CI Poly Required Skills: A Bachelor’s degree with 9 years of relevant experience OR a Master’s degree with 7 years of relevant experience; an additional 4 years of experience maybe considered in lieu of a degree requirement. The candidate will work with the engineering team and customer to ensure successful development of high profile, complex, technical deliverables that are core to the continued success of our award-winning projects.
NewMulti Cloud Engineer Node.DigitalMulti Cloud EngineerChantilly, VADemonstrated experience with scripting languages such as Python, C++, and Perl.• Demonstrated experience with System Administration such as Linux RHEL, patching, server installs, firmware upgrades, and testing between firmware/patch levels.• Demonstrated experience with Cloud Engineering such as familiarity with medialive, automating dynamo table updates, troubleshooting within the cloud platform, and providing input on troubleshooting toolsets.
Advanced Software Engineer - Applied Mathematics General Dynamics Mission Systems, IncAdvanced Software Engineer - Applied MathematicsManassas, VA$118,570–$131,539 / yearGeneral Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation. Requires a Bachelor’s degree in Computer Engineering, Software Engineering, Computer Science, or a related Science, Engineering, Technology or Mathematics field.
NewIT Systems Engineer Absolute Business Solutions CorpIT Systems EngineerArlington, VA$90,000–$150,000 / yearABSC is seeking an IT Systems Engineer to join our team supporting the Air Force National Capital Region (AFNCR) Information Technology Services (ITS2) program, delivering secure, resilient technology supporting Air Force operations across the National Capital Region, including the Pentagon, Joint Base Andrews, and Joint Base Anacostia-Bolling. Spanning cybersecurity, engineering, enterprise operations, infrastructure modernization, logistics, and 24/7 mission support, AFNCR ITS2 also supports the National Military Command Center (NMCC), Joint Staff, and other mission partners—giving technical professionals the opportunity to solve complex challenges while helping keep critical national-defense capabilities connected, protected, and operational.
Principal Customer Solutions Engineer Rocket SoftwarePrincipal Customer Solutions EngineerWashington, DCRemoteThe Customer Solutions Engineer a highly skilled Mainframe Modernization Senior Consultant to provide technical support and/or leadership in the creation and delivery of technology solutions designed to support our Customers’ Digital Transformation. + Relevant Business and IT Architecture Certifications such as, AWS Solution Architect Professional, Microsoft AZURE Solution Architect, Google Cloud Certification; Scaled Agile Framework (SAFe) etc.