Satellite Systems Engineer Space Systems IntegrationSatellite Systems EngineerChantilly, VAExperience with space systems design, development, assembly, integration, and testing, including architectures, spacecraft, and payloads, for the Intelligence Community (IC) and/or the Department of Defense (DoD).PMI PMP, INCOSE CSEP/ESEP, or equivalent certifications in project management and/or systems engineering. Specific Duties May Include, but Not Limited to the Following: · Oversee acquisitions by focusing on systems engineering processes, ensuring successful integration and mission achievement through lifecycle readiness reviews, including system requirements definition, design, verification, and validation.
Senior Data Engineer AnalyticaSenior Data EngineerWashington, DCMagazine each of the past three years as one of the 250 fastest-growing companies in the U.S. Analytica specializes in providing software and systems engineering, information management, analytics & visualization, agile project management, and management consulting services. The Senior Data Engineer will lead the development and maintenance of scalable, secure, and auditable data pipelines while ensuring data quality, reliability, and compliance with federal healthcare regulations and CMS data governance requirements.
Senior Network Tool Engineer Leidos Holdings Inc.Senior Network Tool EngineerChantilly, VA$107,900–$195,050 / yearThe job duties are as follows: Install, configure, and maintain Cisco Network Services Orchestrator (NSO) solutions and associated network infrastructure components, ensuring high availability, performance, and reliability. 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.
Systems Engineer XMSTARTSystems EngineerChantilly, VA$90,000–$170,000Work with cross-functional teams, including developers, network engineers, and project managers. XMSTART is always looking to add experienced and strategic full-time Systems Engineers to our team, in Chantilly, VA or Washington, DC.
DevOps Engineer Senior Science Applications International CorpDevOps Engineer SeniorSterling, VAThe ideal candidate will be responsible for leading the integration of complex systems, automating workflows, and facilitating continuous integration and continuous deployment practices to enhance operational efficiency and system reliability. Our robust portfolio of offerings across the defense, space, intelligence, and civilian markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services.
Mid-Level SQL Engineer Leidos Holdings Inc.Mid-Level SQL EngineerAlexandria, VA$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. 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.
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.
Aerospace Modeling & Simulation Engineer (TS/SCI) MaxaarAerospace Modeling & Simulation Engineer (TS/SCI)Herndon, Virginia$127,000–$139,700 / yearIn this role, you will model satellites, aircraft, sensor systems, mission scenarios, and operational concepts to evaluate performance, explore trade-offs, and inform decisions on future space and airborne capabilities. Develop, modify, and run high-fidelity simulations of space, airborne, and ISR sensor systems to support architecture studies, system trades, performance assessments, and mission-level analyses.
AI Agent & Infrastructure - Lead Engineer Financial Industry Regulatory Authority, Inc.AI Agent & Infrastructure - Lead EngineerTysons Corner, VAFINRA 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.
Junior Network Engineer BayNova LLCJunior Network EngineerAlexandria, VAAdditionally, this individual should have experience with the setup and maintenance of VPN tunnels, vLAN configurations, wireless network configurations, IPv6 and IPv4 (including complex sub-netting) and network security (Cisco ASA Firewalls, ACLs, IPsec, and other encryption methodologies). Experience with enterprise class Cisco routers and switches, installation, configuration, hardware/software updates and patching, advanced troubleshooting skills, including the ability to capture and analyst packet level data (i.e. Wireshark PCAPS).
Artificial Intelligence/Machine Learning (AI/ML) Engineer AnalyticaArtificial Intelligence/Machine Learning (AI/ML) EngineerBethesda, MDIn this role, you will provide high-level technical leadership, engineering expertise, and strategic vision to optimize, manage, and secure our enterprise hardware, software, and network ecosystems. Responsibilities include (but not limited to): Develop, train, evaluate, deploy, and monitor machine learning and AI models for mission and business use cases.
Mechanical Systems Engineer - JobID-0219 INNOVATIVE DEFENSE TECHNOLOGIESMechanical Systems Engineer - JobID-0219Arlington, VA$114,000–$231,000 / yearThis role combines traditional mechanical engineering principles with systems engineering methodologies to ensure hardware platforms, infrastructure components, and integrated solutions meet performance, thermal, reliability, and operational requirements. Support system architecture development through the creation and interpretation of Unified Data Architecture (UDA) diagrams, interface control documents, data flow diagrams, and system integration artifacts.
Network Engineer UBERETHER INCNetwork EngineerSterling, VARemote$135,000–$155,000 / yearDeploy and maintain network infrastructure across AWS GovCloud and commercial cloud environments including Direct Connect, Transit Gateway, VPC architectures, and PrivateLink. Design and maintain compliant network architectures that support UberEther and customers in achieving and maintaining FedRAMP and DoW ATOs.
DevSecOps Engineer (TS/SCI) Vantor ServicesDevSecOps Engineer (TS/SCI)Herndon, Virginia$154,000–$169,400 / yearBachelor’s degree in computer science, engineering, or a related technical field plus 5 years of relevant experience; Or master’s degree with 3 years of relevant experience; OR equivalent combination of education and experience. You’ll play a key role in designing and operating the infrastructure that powers this capability, working across the entire technology stack, from cloud architecture and automation pipelines to platform reliability and security.
Senior Engineer - Project Controls Holder ConstructionSenior Engineer - Project ControlsAshburn, VirginiaSupport development of workflows for RFIs, Submittals, Material Status, Design Management, Risk Management, Quality, and Closeout. Holder Construction is a nationally recognized leader in the construction industry, consistently ranked among the top firms on ENR’s Top 400 Contractors list.
Staff Site Reliability Engineer TransunionStaff Site Reliability EngineerReston, VA$112,500–$187,500 / yearHands-on experience designing and integrating AI/ML-powered solutions into cloud-native platforms - including familiarity with LLM orchestration, vector databases, model serving infrastructure, and AI observability - with the ability to evaluate emerging tools and translate them into reliable, production-grade capabilities. Strong command of database architecture - including relational (PostgreSQL, MySQL, Cloud SQL) and NoSQL (Bigtable, Firestore, Redis) systems, with experience designing for high availability, replication, failover, and performance at scale.
Jr. Software Engineer Leidos Holdings Inc.Jr. Software EngineerBethesda, MD$57,850–$104,575 / yearAs a Software Engineer on this program, you will have the opportunity to perform the software engineering function, including the design, development, testing, troubleshooting, and debugging of software programs for enhancements and new software-intensive systems and products. Support the Agile software development lifecycle following SAFe practices, using industry leading DevOps tools like GitHub, Jenkins, Unix bash scripting and leveraging tools such as JIRA and Confluence to track activities.
Linux & Ansible Automation Engineer - Active Ts/Sci ENS Solutions, LLCLinux & Ansible Automation Engineer - Active Ts/SciReston, VAENS consults for the Department of Defense (DoD) and Intelligence Community (IC) providing innovative solutions in the core competency area of Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security, System Engineering, Program/Project Management, IT support, Solutions, and Services that yield enduring results. Associate’s degree and 5+ years of experience supporting IT projects and activities, Bachelor’s degree and 3+ years of experience supporting IT projects and activities, or Master’s degree and 1+ years of experience supporting IT projects and activities.
Network Engineer (SME) Emergent TechnologiesNetwork Engineer (SME)Reston, VirginiaEmergent Technologies Inc., a veteran-owned IT and engineering solutions provider based in Herndon, VA, is seeking an experienced Senior Network Engineer or Network Subject Matter Expert (SME) to lead enterprise-scale networking initiatives. If you're a senior-level network expert seeking a leadership role in a dynamic, on-site setting — and want to make a lasting impact — we invite you to apply and grow your career with Emergent Technologies Inc.
Lead Software Engineer - Big Data Financial Industry Regulatory Authority, Inc.Lead Software Engineer - Big DataTysons Corner, VAFINRA 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.
Infoblox Systems Engineer - Active TS/SCI with CI Poly ENS Solutions, LLCInfoblox Systems Engineer - Active TS/SCI with CI PolySterling, VAENS consults for the Department of Defense (DoD) and Intelligence Community (IC) providing innovative solutions in the core competency area of Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security, System Engineering, Program/Project Management, IT support, Solutions, and Services that yield enduring results. Working with the Government lead and other service areas' Architecture, Engineering & Operations leads and technical specialists, as well as professional services staff from vendors to implement the plan to deliver a strategic DDI platform and migrate all in-scope services from existing platforms.
Security Support Engineer Lead Edgewater Federal Solutions, Inc.Security Support Engineer LeadBethesda, Maryland$140,000–$180,000 / yearFull timeEdgewater Federal Solutions is ISO 9001, 20000-1, 270001 certified, appraised at CMMI Level 3 Maturity for Development and Services, and has been named in the Top Workplaces in the Greater Washington Area Small Companies for 2018 through 2025. The company was founded in 2002 with the vision of being highly recognized and admired for supporting customer missions through employee empowerment, exceptional services and timely delivery.
DevOps Engineer (TS/SCI) MaxaarDevOps Engineer (TS/SCI)Herndon, VirginiaWe are a multi-faceted technical team with expertise spanning the full stack of cloud computing technologies including systems administration, DevOps, cybersecurity, software development, and systems engineering that builds and maintains software applications backed by a self-managed cloud infrastructure with a true big-data footprint (over 10 petabytes). In this role, you'll work closely with other DevOps engineers, software developers, infrastructure technicians and cybersecurity professionals leveraging open-source technology to create and maintain the full stack of a High-Performance Computing (HPC) system that hosts a diverse range of applications served out to thousands of users.
Project Controls Senior Engineer Holder ConstructionProject Controls Senior EngineerManassas, VirginiaSupport development of workflows for RFIs, Submittals, Material Status, Design Management, Risk Management, Quality, and Closeout. Holder Construction is a nationally recognized leader in the construction industry, consistently ranked among the top firms on ENR’s Top 400 Contractors list.
Embedded Flight Software Engineer (Rust) UmbraEmbedded Flight Software Engineer (Rust)Reston, VA$135,000–$165,000 / 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.
Network Engineer - Senior GuidehouseNetwork Engineer - SeniorDc, District of Columbia$98,000–$163,000 / yearThe ideal candidate combines deep networking expertise with operational experience supporting routed and switched environments, network security technologies, classified infrastructures, virtualization platforms, and modernization initiatives. This role requires a hands-on network engineering professional capable of designing, implementing, securing, and supporting enterprise network infrastructure that enables mission-critical operations across geographically distributed environments.
Forescout Engineer - Active Ts/Sci With CI Poly ENS Solutions, LLCForescout Engineer - Active Ts/Sci With CI PolyCollege Park, MDENS consults for the Department of Defense (DoD) and Intelligence Community (IC) providing innovative solutions in the core competency area of Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security, System Engineering, Program/Project Management, IT support, Solutions, and Services that yield enduring results. Experience with network engineering, including physical or logical such as installation and activation of ports, configuration of switches, and LANS, VLANS, and network FW, or appliances or network administration services such as Active Directory, Guests LANS, and domain management.
Sr. Test Engineer Leidos Holdings Inc.Sr. Test EngineerBethesda, MD$107,900–$195,050 / yearAs a Test Engineer on this program, you will have the opportunity to design, develop, and execute automated tests to ensure the quality and reliability of software applications and services in a Continuous Integration / Continuous Delivery Pipeline within a commercial cloud environment. Collaborate with team members (Scrum Master, Product Owner, Software Developers) to develop test approaches with emphasis on automation of recurring/regression test cases through selected toolsets.
Geoint Operations Systems Engineer KBRGeoint Operations Systems EngineerChantilly, VAKBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence and national security communities. The GEOINT Operations Systems Engineer is responsible for supporting satellite operations from tasking to product dissemination for a proliferated constellation of imagery satellites.
Virtual Infrastructure Engineer – Advanced Cyber Training Environments IDS InternationalVirtual Infrastructure Engineer – Advanced Cyber Training EnvironmentsArlington, VAKey Duties Engineer and implement scalable virtualized environments leveraging hypervisors (KVM, VMware, Hyper-V), virtual machines, containers, and software-defined networking across hybrid, edge, and cloud infrastructures. Build and maintain frameworks and tooling for user and NPC emulation across virtualized environments to enhance operational realism, including threat emulation and defensive toolsets for network monitoring, incident detection, and response.
Quality Engineer Hr JournalsQuality EngineerWashingtonThe ideal candidate brings solid technical skills, hands-on manufacturing knowledge, and the ability to lead quality initiatives that strengthen continuous improvement and customer satisfaction. This role is responsible for ensuring product and process quality while maintaining strong communication across internal teams and external clients.
Senior Systems Engineer – Radar & Avionics Integration CACISenior Systems Engineer – Radar & Avionics IntegrationWashington, District of ColumbiaRemotePay 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. A minimum of ten (10) years of relevant experience, including: Integration of complex systems involving multiple engineering domains (e.g., software, communications, control systems, and electronic hardware).
Network Engineer Versa Ashburn, VA / Basking Ridge, NJ $$BONUS ESRhealthcare and EXEC STAFF RECRUITERSNetwork Engineer Versa Ashburn, VA / Basking Ridge, NJ $$BONUSAshburn, VirginiaMap the user journey for our internal and external customers and distill key product functionality required to solve user pain points. Excellent written and verbal communication skills required, including experience meeting with, and presenting information to cross-functional teams.
SW Developer - Operational Systems Engineer CACISW Developer - Operational Systems EngineerChantilly, VirginiaThe successful candidate will provide a professional evaluation, use-case alignment, and assessment of the potential technology stack, including support for physical hardware, KVM, Proxmox, and VMWare-based and other hypervisor platforms and tradeoffs before initial implementation with management approval. 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.
Field Systems Engineer (Radar/C-UAS) CACIField Systems Engineer (Radar/C-UAS)Sterling, 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. • Proven track record as a self-starter and aggressive problem solver capable of operating independently to diagnose hardware and software issues within complex RF/SIGINT systems.
Senior Cyber Security Engineer (Splunk) CACISenior Cyber Security Engineer (Splunk)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. We’re looking for a Senior Cyber Security Engineer who is passionate about protecting critical systems, solving complex technical challenges, and building high‑performance data collection and monitoring capabilities that empower smarter decision-making.
AWS Systems Engineer GuidehouseAWS Systems EngineerDc, District of ColumbiaStrong experience with core AWS services, including EC2, VPC, IAM, S3, EBS/EFS, RDS, Elastic Load Balancing, KMS, CloudWatch, CloudTrail, and backup/disaster recovery services. This role requires a highly technical, hands-on cloud engineering professional capable of designing, implementing, and supporting secure AWS environments in mission-critical enterprise environments.
AWS Cloud Network Engineer GuidehouseAWS Cloud Network EngineerTysons Corner, VirginiaDemonstrated knowledge of cloud networking and routing to include VPCs, subnetting, security groups, route tables, peering connections, direct connect direct connect gateway, IPv4, IPv6, dynamic routing, network performance monitoring, vpn, firewall, route53, MTIPS, and IPSEC. Creating and maintaining necessary supporting configuration artifacts such as network maps, detailed designs, test plans, operations readiness test reports, device configurations, and maintenance processes and procedures.
Senior Technology Advisor and Integration Engineer The Aerospace CorpSenior Technology Advisor and Integration EngineerChantilly, VA$151,300–$226,900 / yearThe National Systems Group (NSG) serves as the technical adviser to the Intelligence Community (IC) and its mission partners involved in the collection and distribution of national and tactical intelligence, including electronics programs, ground and communications, imagery programs, and systems engineering and launch. As 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.
Network Engineer CIBR ForceNetwork EngineerChantilly, VirginiaInstalls, configures, and supports an organization's local area network (LAN), wide area network (WAN), clients Internet Network, Intranet and Internet and other data communications systems or a segment of a network system. Monitors network to ensure network availability to all system users and perform necessary maintenance to support network availability.
Structures Project Engineer Flatiron Construction CorpStructures Project EngineerAlexandria, VARemit accurate project quantities using assigned project cost coding to ensure project financials are accurately reported. This rail-bridge will allow passenger trains to crossover the freight tracks in order to serve stations on the opposite side of the rail corridor.
Cost Engineer / Estimator GFT Infrastructure IncCost Engineer / EstimatorFairfax, VA$140,000–$160,000 / yearThis position will work directly with the Senior Substation Estimator, Project Managers, Engineers, and Construction Managers to develop construction cost estimates, support procurement activities, maintain cost databases, review contractor pricing, and assist with project forecasting and financial management. This role is ideal for a developing estimator with utility, industrial, heavy civil, electrical, or construction experience who is looking to build expertise in transmission and substation infrastructure projects.
Machine Learning Engineer Unissant IncMachine Learning EngineerAshburn, VAThis role is well suited for a technically strong professional who enjoys building and improving models, partnering across Agile teams, and supporting the delivery of innovative capabilities from early concept through deployment and ongoing performance optimization. The ideal candidate will bring hands-on experience in machine learning, advanced analytics, and AI-driven product development, with the ability to turn complex data into practical, mission-focused solutions.
Ground Architecture Systems Engineer Science Applications International CorpGround Architecture Systems EngineerChantilly, VA$160,001–$200,000 / yearAs the Ground Architecture Systems Engineer you will track deliveries, performance requirements, and integration activities across three major system acquisitions spanning five system program offices, providing the technical and acquisition insight needed to keep complex efforts aligned with enterprise‑level architectural direction. SAIC is seeking a Ground Architecture Systems Engineer to support the LANDMARK AOS program, a large SETA contract supporting the customer's Ground Enterprise Directorate (GED) and its end to end system acquisition mission.
Commercial Maintenance Technician (Building Engineer) Van Metre CompaniesCommercial Maintenance Technician (Building Engineer)Fairfax, VA$31.25–$40.87 / hourPerform highly diversified duties to install and maintain property machines and equipment, including checking, repairing, and servicing machinery, equipment, systems, and infrastructure; diagnosing problems; replacing or repairing parts; testing; and making adjustments. It is critical to our future that we maintain that reputation and assure that Van Metre Companies continues to excel in real estate development and construction and in the management of apartment, retail and office investment properties, as well as in the provision of mortgage and related services.
Chief Engineer/Hotel Complete Building Services IncChief Engineer/HotelArlington, VA$33–$37 / hourComplete Building Services is a facility management company that partners with major hotel brands Marriott, Hilton, Holiday Inn, and Cambria. We pride ourselves on our collaborative culture, which starts with our interview process and continues through to your day-to-day role, regular corporate get-togethers, potluck breakfasts/lunches, and office contests, to name a few.
Space Vehicle Systems Engineer KBRSpace Vehicle Systems EngineerChantilly, VAAs part of this team, you will be performing in multiple engineering roles, primarily focused on the spacecraft itself mainly pertaining to the payload and integration onto the bus, as part of a small team with broad expertise and a need to collaborate across the space and intelligence communities. Bachelor's degree in an engineering, scientific, or technical discipline, and 14 years or more relevant experience; OR Master's degree in an engineering, scientific, or technical discipline and 12 years or more relevant experience.
Software Engineer, Robotics Tracking And Fusion ANDURIL INDUSTRIESSoftware Engineer, Robotics Tracking And FusionWashington, DC$191,000–$253,000 / yearThis third-party service provider provides risk-intelligence services that may include analysis of sanctions and watchlists, adverse media, public-record information, and other lawful open-source or commercial data sources. To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process.
Network Engineer III CACINetwork Engineer IIISpringfield, Virginia$75,200–$158,100 / yearExperience with supporting IP services to connect to NIPRNET, SIPRNET, JWICS, and other external environmentsExperience with switching/LAN/L2 technologies, OSPF, BGP, MPLS, RSVP/LDP L2/3VPNs, VRFs, IKE/IPSec, GRE tunnels, MTU/MSS, Import/Export policies, IPv4, IKE/IPSEC, Multicast, COS/QOS, SNMP, SYSLOG, AAA, etc…. Experience with planning hardware for a new site installation or recap effort of existing equipment, planning projects, drafting network diagrams, drafting engineering configurationsExperience with troubleshooting network environments and providing regular updates.
Staff Robotics Software Engineer, Air Vehicle Autonomy ANDURIL INDUSTRIESStaff Robotics Software Engineer, Air Vehicle AutonomyWashington, DC$254,000–$338,000 / yearOwn major feature development and rollout of large, complex features for our products - recent examples include developing terminal-phase autonomy for various air vehicles and developing a test plan on live surrogates. To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process.