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Principal Engineer
Annapolis Junction or Laurel
$50k-$290k/yr OnsiteFull Time
The Swift Group: Providing engineering and cybersecurity services for national security missions.
15+ YOEProvide system engineering oversight for HPC environments: configure and maintain Linux clusters, support users, develop documentation, coordinate testing, use GitLab/GitLab CI; minimum 15 years technical experience and current government clearance with polygraph.
Linux, HPC, GitLab, GitLab CI
2mo
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Senior Principal Mission Engineer
Chantilly, Virginia, United States
OnsiteFull Time
15+ YOESenior Principal Mission Engineer with 15+ years in DoD/NRO space programs; OPIR/space ISR experience; MBSE; TS/SCI clearance preferred.
MATLAB, STK, MODTRAN, MBSE, Cameo
2mo
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Principal Engineer, Mechanical
Atlanta or Annapolis or Montgomery or Austin or Granbury or Fort Worth or Wharton or Alexander City or Perryman or Harrisburg
$151k-$168k/yr RemoteFull Time
10+ YOEBachelor's in engineering with 10 years experience; strong expertise in combustion turbines or steam turbines; leadership or senior-level credentials preferred.
Gas Turbine Technology, Engineering Analysis Tools
2mo
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Principal Engineer (Bridges)
Arlington, Virginia, United States
HybridFull Time
2+ YOEBachelor’s degree in Engineering; 2+ years bridge program management/rehabilitation project experience; driver’s license; preferred PE license and NBIS program experience.
1mo
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Senior Principal Engineer
Washington, District of Columbia, United States
$159k-$191k/yr HybridFull Time
10+ YOEBachelor's in electrical engineering, 10+ years in electric power planning/operations/reliability, NERC knowledge, strong communication and consensus-building, Microsoft Office proficiency.
Microsoft Word, PowerPoint, Microsoft Excel, Microsoft Outlook, Clear Company
3w
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Associate Principal Engineer
Dulles, Virginia, United States
OnsiteFull Time
12+ YOE5+ MgmtBachelor's degree in engineering, PE license, 12+ years relevant experience with 5+ years managing people; expert HVAC/plumbing systems knowledge; strong communication and CADD/Microsoft skills.
CADD, Microsoft Office, Microsoft Excel
1mo
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Principal Engineer
Dahlgren or Washington
OnsiteFull Time
25+ YOE25+ years US Navy or equivalent experience with Aegis/ABMD/SSDS/IAMD/NIFC-CA or similar systems, advanced writing/speaking skills, 2 years Microsoft Office experience, US citizenship and eligibility for access to classified information.
Aegis Combat System, Aegis Ballistic Missile Defense (ABMD), NIFC-CA, Microsoft Word, Microsoft Excel, Microsoft PowerPoint
2d
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Principal Structural Engineer
Fredericksburg, Virginia, United States
$110k-$155k/yr OnsiteFull Time
5+ YOEB.S. in Civil Engineering (structural emphasis), PE preferred, 5+ years structural engineering experience, retaining wall and foundation design, knowledge of building codes, strong analytical and communication skills.
2mo
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Principal Mechanical Engineer
Sterling, Virginia, United States
OnsiteFull Time
9+ YOESenior mechanical engineer with 9+ years experience in aerospace/space hardware, ABET degree, CAD/FEA expertise, PDM experience, and cross-disciplinary collaboration.
SolidWorks, ANSYS Workbench, PDM
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Principal or Sr. Principal Mechanical Engineer
Annapolis, Maryland, United States
$99k-$185k/yr OnsiteFull Time
5+ YOEBS in Mechanical/Aerospace/Ocean Engineering (or equivalent STEM) with 5+ yrs (Principal) or 8+ yrs (Senior Principal) experience; US citizen able to obtain TS/SCI and pass polygraph; proficiency with engineering design/analysis/office tools; ability to work onsite in Annapolis.
Siemens NX, Teamcenter
1mo
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Senior Principal Software Engineer
Annapolis Junction, Maryland, United States
$183k-$193k/yr HybridFull Time
8+ YOEBachelor's in Software Engineering or related STEM with 10+ years (or Master's with 8+ years), ability to obtain TS/SCI clearance, experience across full SDLC, technical leadership, Kubernetes/containers, CI/CD and embedded/Linux development.
Kubernetes, Helm, containerd, Docker, Podman, MCP (Model Context Protocol)
1mo
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Sr Principal Sys Engineer - D5LE2
Rockville, Maryland, United States
$150k-$254k/yr HybridFull Time
10+ YOEBachelor's in engineering, 10+ years systems engineering in DoD acquisition with 5+ years on ACAT 1 strategic deterrence programs; MBSE, DoD 5000 knowledge; strong communication, risk management, and documentation skills; must be U.S. person and able to obtain Secret clearance.
MBSE, DoD 5000 Adaptive Acquisition Framework
2mo
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Principal Engineer, Mission Software
Arvada or Los Angeles or San Francisco or Seattle or Washington
HybridFull Time
8+ YOE3+ MgmtLead complex software and systems engineering in aerospace/defense; architecture focus; leadership; government programs; security clearance readiness.
Programming, Software Architecture, Distributed Systems, APIs, Operator tooling, Mission-critical applications
2mo
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Senior Principal Reverse Engineer
Arlington, Virginia, United States
OnsiteFull Time
10+ YOEUS Citizenship; active TS/SCI clearance; DHS suitability; 10+ years hardware reverse engineering or embedded systems analysis.
IDA Pro, Ghidra, Binary Ninja, Python, C, Assembly
2mo
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Principal Systems Engineer (Onsite)
Sterling, Virginia, United States
$118k-$225k/yr OnsiteFull Time
8+ YOERequires STEM degree with 8+ years experience or advanced degree with 5+ years; U.S. DoD Secret clearance; U.S. citizenship.
Python, MBSE, DOORS, JAMA, JIRA, Confluence, MIL-STD-810, MIL-STD-461, MIL-STD-704
3d
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Senior Principal Azure Engineer
Washington, District of Columbia, United States
$157k-$213k/yr HybridFull Time
10+ YOEMust possess active Secret clearance and US citizenship; 10+ years experience; expert Azure networking, IaC/DevOps (Terraform, Bicep, ARM), Azure DevOps/GitHub Actions, Ansible/PowerShell; Azure AD and Azure Monitor experience.
Microsoft Active Directory (AD), Azure DevOps, Azure Monitor, Terraform, Bicep, ARM templates, GitHub Actions, Ansible, PowerShell, Azure Active Directory, Microsoft Visio
2mo
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Senior Engineer (Engineer III) / Principal Engineer (Engineer IV) – Propulsion
Rockville, Maryland, United States
$160k-$200k/yr OnsiteFull Time
7+ YOESenior or Principal propulsion engineer with 7-10+ years, leadership of engineering teams, strong project management, and aerospace/system design expertise.
2w
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Principal Engineer
Beltsville, Maryland, United States
$140k-$190k/yr OnsiteFull Time
10+ YOE10+ years engineering experience, B.S. (required) in mechanical/electrical/mechatronics, strong hands-on hardware and automation experience, 3D CAD skills, prototype line and equipment build experience, ability to lead root-cause investigations and mentor engineers.
3D CAD
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Sr. Principal Engineer - Wet
Franklin or McLean or North America
HybridFull Time
8+ YOEBachelor's in food science/technology/engineering, 8+ years' relevant experience, deep Wet technology knowledge (product design, process, formulation), technical leadership, prototype development and stakeholder influencing.
2mo
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Principal Software Engineer
Annapolis Junction, Maryland, United States
$207k-$266k/yr OnsiteFull Time
12+ YOETop Secret clearance with Full Scope Polygraph; US citizenship; 12+ years of software engineering; BS or higher in Computer Engineering/CS; 5 years in SIGINT/IA/IT domains; expert Java (17+), REST, Spring Boot, SOLID OO design; leadership and mentoring.
Java, Spring Boot, REST, MongoDB, Docker, Kubernetes, Elasticsearch, Logstash, Kibana, PKI, TLS, SSL, Confluence, Jira
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