Water Treatment Engineer Whitman, Requardt & Associates, LLPWater Treatment EngineerBlacksburg, VA$90,000–$185,000 / yearFull timeThis role involves working on municipal and industrial water treatment projects, including raw water & pre-treatment facilities and processes, filtration facilities and processes, post filtration facilities and processes, chemical storage & feed systems, chemical treatment, and process mechanical, piping, and pumping systems. Must have 5–10 years of progressive experience in municipal water treatment, treatment technology, water quality and process system planning, design, and construction alongside multidisciplinary teams of engineers and architects.
Cameo Model-Based Systems Engineer (MBSE) Bowhead / UIC Technical ServicesCameo Model-Based Systems Engineer (MBSE)Dahlgren, VACameo Model-Based Systems Engineer (MBSE) (DETO-2026-25748): Bowhead seeks new team members in their support to the Navy High Energy Laser Weapon System (HEL‑LWS) program by refining, updating, and managing a comprehensive Cameo Systems Modeler architectureJoin a mission‑driven team at the forefront of shaping the future of directed energy warfare. This high‑impact team is modernizing the HEL‑LWS architecture using cutting‑edge MBSE practices, Atlassian integration, and digital engineering tools that tie requirements, safety, testing, and modeling into one living ecosystem.
Network Infrastructure Engineer Bowhead / UIC Technical ServicesNetwork Infrastructure EngineerDahlgren, VA$80,000–$125,000 / yearBowhead considers factors such as (but not limited to) scope and responsibilities of the position, candidate’s work experience, education/training, key skills, internal peer equity, as well as, market and business considerations when extending an offer. This role requires a strong understanding of virtualization technologies, scripting languages, operating systems, and complex system architectures.
Laser Lethality & Vulnerability Analysis Engineer Bowhead / UIC Technical ServicesLaser Lethality & Vulnerability Analysis EngineerDahlgren, VARemoteLaser Lethality & Vulnerability Analysis Engineer (DETO-2026-25746): Bowhead seeks new team members in their support to the Navy’s Weapons Systems Munitions Integration and Hypersonic division. Experience performing Failure Mode Effectiveness Analysis (FMEA), developing Failure Analysis Logic Trees (FALT), and generating Target Vulnerability Characterizations (TVC) products.
Systems Engineer Sparks GroupSystems EngineerHerndon, VAJob Summary/Company : A growing technology company supporting defense and intelligence missions is seeking multiple mid-level and senior Systems Engineers. This role will support complex space and geospatial programs through model-based systems engineering, requirements management, architecture development, and verification and validation.
Cybersecurity Engineer CredenceCybersecurity EngineerMcLean, VACredence has an immediate need for a Cybersecurity Engineer to serve as a Subject Matter Expert (SME) in cybersecurity, focusing on the authorization of information systems and compliance with associated policies and procedures. They ensure the platform meets DAAS and all applicable DoD requirements for deployment and operation within a FedRAMP-Approved Impact Level 5 (IL5) GovCloud environment and support continuous audit readiness.
DevSecOps Engineer Sparks GroupDevSecOps EngineerManassas, VAU.S. citizenship and the ability to obtain a TS/SCI clearance; experience supporting defense programs or working with RMF, NIST 800-53, STIGs, cloud security, or automated security scanning is preferred. Partner with software engineering, cybersecurity, and operations teams to troubleshoot deployment issues, integrate security controls, and continuously improve development and release processes.
NewSenior Applications Engineer CredenceSenior Applications EngineerTysons, VATo succeed in this role, you should combine deep hands-on engineering expertise with modern front-end skills, the ability to guide development teams, improve existing systems, and enforce disciplined configuration management practices in support of DAAS AI/ML modernization efforts. You will manage software development and support efforts using formal specifications, data flow diagrams, and other accepted design techniques and Computer-Aided Software Engineering (CASE) tools, while providing reliable cost and schedule estimates to program leadership.
NewSr. Project Engineer MasTec IndustrialSr. Project EngineerVirginia Beach, VA$130,000–$160,000Project Engineer role requires interfacing with all areas affected by the project including the client(s), engineering/design, subcontractors, distributors, equipment vendors, and the ongoing strategic communication with project management regarding the status of the project. In addition to our industrial market sector; In infrastructure, we specialize in general heavy civil construction, underground utilities, structures, electrical work, material production, roadways, bridges, specialty pavement overlays, environmental projects and commercial buildings.
NewSenior DevSecOps Engineer CredenceSenior DevSecOps EngineerMcLean, VATechnical Leadership & Team Management: Lead, mentor, and manage a team of approximately five DevSecOps engineers, providing technical direction, prioritizing work, conducting code and architecture reviews, and fostering a collaborative, high-performing "one team" culture while remaining an active hands-on contributor. Hands-On Engineering: Serve as the technical lead for complex infrastructure, automation, and deployment efforts by designing solutions, troubleshooting production issues, developing infrastructure and pipeline code, and supporting implementation across the DevSecOps toolchain.
NewSystems Engineer DCS CorporationSystems EngineerFort Belvoir, VARequires knowledge of the Systems Engineering Management Process and Implementation, as applied to the Department of Army/DOW Acquisition Framework process throughout all life cycle phases; knowledge of DOW policies on Systems Engineering, Integrated Product and Process Development (IPPD) and IPT Management; and ability to coordinate design and engineering activities with other related programs and organizations. Manages systems engineering activities including requirements analyses, functional analyses, design solutions formulation, systems analysis and control, and generation and maintenance of systems architecture products.
Software Engineer WR SystemsSoftware EngineerDam Neck, Virginia$63,000–$91,000 / yearClearance Requirement: Active Secret Clearance is required to start Travel Requirements: 5 to 10% Location: Virginia Beach, VA (Dam Neck) SUMMARY: WR has an opportunity for a Software Engineer to formulate and design software systems using scientific analysis and mathematical models to predict and measure the outcomes and consequences of design decisions. Candidates must possess the following knowledge, skills, and experience: Bachelor of Science degree in Electrical Engineering, Electronics Engineering, Computer Engineering, Software Engineering, Computer Science, Mathematics, Physics, or a related scientific discipline.
Mechanical Engineer, Lead WR SystemsMechanical Engineer, LeadNorfolk, Virginia$93,000–$134,000 / yearClearance Requirement: Active Secret Clearance is required to start Travel Requirements: 5 – 10% Location: Norfolk, VA SUMMARY: WR has an opportunity for a Mechanical Engineer, Lead to design, develop, and document mechanical and electromechanical components and systems in support of Department of Defense programs. Create drawing packages, including Level-3 drawings, block diagrams, Bills of Materials (BOMs), manufacturing drawings, assembly drawings, 3D models, renderings, and installation drawings using Autodesk Inventor.
ISSE/Systems Security Engineer Bowhead / UIC Technical ServicesISSE/Systems Security EngineerDahlgren, VA$110,000–$130,000 / yearEssential functions for the Systems Security Engineer include, but are not limited to: Developing a variety of IA related documentation, to include but not be limited to, Platform Information Technology (PIT) designation requests, PIT Risk Assessment requests, DoD IA Certification and Accreditation Process (DIACAP) plans. Bowhead considers factors such as (but not limited to) scope and responsibilities of the position, candidate’s work experience, education/training, key skills, internal peer equity, as well as, market and business considerations when extending an offer.
NewLead Test & Launch Operations Engineer - Vehicle Rocket LabLead Test & Launch Operations Engineer - VehicleWallops Island, VA$110,000–$145,000 / yearImportant information: FOR CANDIDATES SEEKING TO WORK IN US OFFICES ONLY: To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Based out of Rocket Lab's Launch Complex 3 in Wallops Island, VA, the Lead Test and Launch Operations Engineer are responsible for the end-to-end testing, launch, and mission operations of Electron and Neutron launch vehicles, including the configuration and operation of related facilities and infrastructure.
NewLead Test & Launch Operations Engineer - Launch Pad Rocket LabLead Test & Launch Operations Engineer - Launch PadWallops Island, VA$110,000–$145,000 / yearImportant information: FOR CANDIDATES SEEKING TO WORK IN US OFFICES ONLY: To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Based out of Rocket Lab's Launch Complex 3 in Wallops Island, VA, the Lead Test and Launch Operations Engineer are responsible for the end-to-end testing, launch, and mission operations of Electron and Neutron launch vehicles, including the configuration and operation of related facilities and infrastructure.
NewSenior Code Review Engineer (AI Code Quality) ECLAROSenior Code Review Engineer (AI Code Quality)Fairfax, VA$65–$70 / hourExperience at large technology companies where code review is a critical part of the development lifecycle, such as: Large enterprise software organizations, Cloud providers, AI/ML companies, Major SaaS platforms, FAANG or similar technology environments. Experience with several of the following: Python, Java, JavaScript / TypeScript, C++, Go, Rust, Git / GitHub, CI/CD workflows, Software architecture, Unit testing, Static analysis tools.
Mechanical Design Engineer II CYNET SYSTEMSMechanical Design Engineer IIRichmond, VA$50–$55 / hourTemporaryContractorPart timeAs a nationally and locally certified Minority Business Enterprise (MBE), Cynet Systems is committed to helping organizations build high-performing teams while empowering professionals to grow rewarding careers. Provide technical disposition and guidance to field engineers and service managers during outage planning and execution for industrial, fossil, and nuclear steam turbines, including both GE and OEM equipment.
Systems Engineer - Mid Level DCS CorporationSystems Engineer - Mid LevelQuantico, VATasks shall include, but are not limited to: Review, develop, and comment on technical documentation (requirements, CAD files, test plans/reports, technical review documents, engineering change documents); Conduct technical analyses, and attend design and ECP reviews; Witness the integration of hardware onto the platforms and the execution of tests, and review test plans and reports; Develop Informational Briefs and provide results to the Government in time to support the schedule associated with each task; Technical/engineering support to Equipment Specialists for execution of DLA-339s (knowledge of the -339 and overall DLA provisioning process; data rights); Technical/engineering support to Equipment Specialists for execution of PQDRs (knowledge of the PQDR process; data rights; root cause analysis). Review, analyze, develop, and comment on technical documentation (e.g., DLA 339s, requirements, CAD files, test plans/reports, technical review documents, engineering change documents, processes and procedures) to address vehicle issues and identify technical risks.
Water Tank Engineer Whitman, Requardt & Associates, LLPWater Tank EngineerFairfax, VA$90,000–$185,000 / yearFull timeThis role involves collaborating with multidisciplinary teams, delivering high-quality engineering solutions, and ensuring projects meet client expectations, budget, and schedule. 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.