33 prototype engineer jobs at 27 companies in Culpeper, VA

4d
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Sr Research Engineer
Reston, Virginia, United States
$164k-$222k/yr HybridFull Time
Verisign
VerisignNASDAQ: VRSN: Provides internet domain name registry and DNS infrastructure services.
8+ YOEBachelors and Masters in CS/Engineering or related, 8+ years research engineering experience, systems and network security expertise, prototype development, publications, and strong development skills.
C, C++, Java, Python, SQL, NoSQL
1w
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Mechanical Engineer
Charlottesville, Virginia, United States
$95k-$120k/yr OnsiteFull Time
Hamilton Medical
Hamilton Medical: Manufacturer of advanced mechanical ventilators and respiratory care devices.
2+ YOEBachelor's in Mechanical Engineering,2+ years mechanical product development experience,proficiency in SolidWorks and PDM,GD&T knowledge,prototyping and DFM experience,ability to lift 25 lbs.
SolidWorks, SolidWorks PDM, GD&T, ASME Y14.5, CNC, FDM, SLA
2w
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Principal Innovation Engineer
Reston, Virginia, United States
$177k-$332k/yr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
10+ YOE10+ years in systems/software/platform engineering with experience prototyping emerging technologies, cloud/edge deployments, biometrics/peripherals, networking, resilience, and presenting technical recommendations.
AWS, Terraform, Java, MongoDB, Elasticsearch/OpenSearch, RabbitMQ, Kafka, Grafana, ELK, HashiCorp Consul, Nomad, Vault
2mo
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Multidisciplinary Engineer II
Springfield, Virginia, United States
OnsiteFull Time
Nightwing
Nightwing: Provides advanced cyber and intelligence solutions for national security.
2+ YOETS/SCI with CI poly, BS/MS in engineering or CS, 2+ years, prototyping, CAD, travel up to 10%, strong communication.
SolidWorks, Autodesk Revit, Arduino, Raspberry Pi, MATLAB, Mathcad, Python, C++, Java, C#, MS Office, Visio
3w
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Junior Electrical Engineer
Dulles, Virginia, United States
$61k-$122k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
0+ YOEBS in electrical/computer engineering, ability to obtain TS/SCI, 0-3 years relevant experience, understanding of analog/digital circuits, schematic reading, prototyping, lab test equipment familiarity.
Altium Designer, OrCAD, Eagle, Python, MATLAB, oscilloscope, multimeter, signal generator, CAD
1mo
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Principal Optical Engineer
Lorton, Virginia, United States
$165k-$214k/yr OnsiteFull Time
QinetiQ
QinetiQLondon Stock Exchange: QQ: Provides defense, security, and aerospace technology solutions.
10+ YOEBachelor's in optical engineering, 10+ years imaging and laser optical design experience, proficiency with Zemax/CODE V and NVIPM, laboratory optical characterization, prototype integration, and active DoD Secret clearance; up to 10% travel.
Zemax, CODE V, Night Vision Integrated Performance Model (NVIPM)
1mo
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Senior Mechanical Engineer
Sterling, Virginia, United States
HybridFull Time
Axon
AxonNASDAQ: AXON: Develops weapons and software for law enforcement and safety.
Bachelor's degree in mechanical engineering (or related), proven mechanical design and system integration experience, CAD proficiency, prototyping and fabrication skills, thermal/structural analysis experience, knowledge of embedded systems and MIL STDs, strong communication.
SolidWorks, AutoCAD, Fusion 360, ESP32, Arduino, Raspberry Pi, FEA, 3D printers, drills, bandsaws
1mo
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Advanced Mechanical Engineer
Herndon, Virginia, United States
$137k-$144k/yr OnsiteFull Time
General Dynamics Mission Systems
General Dynamics Mission SystemsNYSE: GD: Designs and manufactures defense and mission-critical technology solutions.
5+ YOEBachelor's in Mechanical Engineering (plus 5 years) or Master's (plus 3 years); Department of Defense Secret clearance at hire; U.S. citizenship; experience in structural analysis, machine design, prototyping, and familiarity with standards and CAD/analysis tools.
Ansys, Plaxis, Inventor, Revit
2mo
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Radar Payload Systems Engineer
Chantilly, Virginia, United States
OnsiteFull Time
KBR
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
8+ YOESenior radar hardware engineer with TS/SCI clearance, 8+ years radar space system experience, remote sensing knowledge, MATLAB/Python prototyping.
MATLAB, Python, MS Office
2w
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Textile Engineer
Lorton, Virginia, United States
$69k-$158k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
3+ YOE3+ years analyzing clothing/footwear/material performance; knowledge of fibers, fabrics, sizing, QA/QC, prototyping; bachelor’s degree; secret clearance; EMR not applicable.
Adobe Illustrator, Gerber Accumark, CLO3D, Browzwear
3w
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Textile Engineer
Lorton, Virginia, United States
$69k-$158k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
3+ YOE3+ years analyzing clothing/footwear/material performance; knowledge of fibers, fabrics, garment construction, sizing, QA/QC, prototyping; data analytics experience; Secret clearance and bachelor's degree required.
Adobe Illustrator, Gerber Accumark, CLO3D, Browzwear
1mo
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Engineer – Testing of Fuze Components
Indian Head, Maryland, United States
OnsiteFull Time
EHS Technologies
EHS Technologies: Provides engineering, IT, and environmental services to defense agencies.
BS in Electrical or Mechanical Engineering required; experience in fuze component design, prototyping, and testing; knowledge of test planning, data acquisition, and test reporting; Altium Designer and MAVlink experience preferred; must be US citizen able to obtain security clearance and explosives medical certification; subject to random drug test...
Altium Designer, MAVlink
2w
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Electrical Engineer (RF / Embedded Systems)
Herndon, Virginia, United States
$130k-$140k/yr HybridFull Time
PBA Group
PBA Group: Designs and manufactures industrial robotics and precision motion systems.
Mid-level electrical engineer with strong RF and embedded systems experience, PCB and power electronics skills, firmware and I2C protocol knowledge, track record moving prototypes to manufacturable products, fluent with modern AI tooling, U.S. person and willing to be onsite 4 days/week with occasional travel.
I2C, Claude, Gemini
1mo
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Electrical Engineer II
Fairfax, Virginia, United States
OnsiteFull Time
Sparton
Sparton: Produces sonobuoys and undersea sensors for maritime defense.
2+ YOEBachelor's degree in EE (or related) with 2+ years experience (Master's with 0-2 yrs acceptable). Experience with circuit and PCB design (Altium), sensor systems, prototyping, and ability to obtain Active Secret clearance; US citizenship required.
Altium, FPGA
3w
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Propulsion Design Engineer
Chantilly, Virginia, United States
OnsiteFull Time
Lynk Global
Lynk Global: Enables direct satellite-to-phone connectivity for standard mobile devices.
5+ YOEBS/MS in aerospace/mechanical/applied physics,5+ years electric propulsion experience,hands-on prototyping,CAD and simulation skills,good communication and independent/team work ability.
FEMM, Solidworks, Thermal Desktop, Autodesk CFD
4w
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Communications and Signal Processing Research and Development Engineer
State College or Reston or Annapolis Junction
$168k-$319k/yr OnsiteFull Time
Penn State University
Penn State University: Provides higher education and conducts extensive academic research programs.
14+ YOERequires technical background in communications and signal processing, simulation/analysis experience (MATLAB or Python), ability to prototype with software defined radios, eligibility for Secret-level clearance, and strong written/oral communication.
MATLAB, Python, C++, Software Defined Radios (SDRs)
1mo
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DC Infra Eng III - AMZ14055.4
Herndon, Virginia, United States
$162k-$185k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
4+ YOEBachelor's in Engineering + 6 years (or Master's + 4 years) experience; 4+ years designing LV distribution products, interpreting NEC/UL standards, creating design documentation, and validating prototypes.
Product Lifecycle Manager
6d
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Senior Python Developer
Chantilly, Virginia, United States
$121k-$189k/yr OnsiteFull Time
Noblis
Noblis: Nonprofit science, technology, and strategy firm supporting government missions.
Active TS/SCI clearance with CI polygraph ability, US citizenship, solid Python development, full-stack experience (Django/React), ability to rapidly prototype, and degree with extensive experience per posted equivalencies.
Python, Django, React, JavaScript, Docker, Bash, PowerShell, PostgreSQL, SANS SIFT Workstation
1mo
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Junior Software Engineer (Modeling & Simulation) - TS/SCI
Chantilly, Virginia, United States
OnsiteFull Time
TENICA
TENICA: Provides national security and defense services to government agencies.
Active TS/SCI clearance with polygraph required; proficiency in an OOP language (Python, Java, or C++), Git, and databases; full‑stack development and rapid prototyping experience; strong problem‑solving and collaboration skills.
Python, Java, C++, Git, Docker, Kubernetes, NoSQL
2w
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Senior Cyber Capability Developer
Chantilly, Virginia, United States
$140k-$175k/yr OnsiteFull Time
nou Systems
nou Systems: Provides engineering and technology solutions for defense and space systems.
8+ YOEActive TS/SCI (with SCI eligibility) and CI polygraph ability, U.S. citizenship, degree+8yrs (or equivalent), full-stack Python/Django and React/JavaScript experience, Docker, PostgreSQL, Bash/PowerShell, rapid prototyping under operational timelines.
Python, Django, React, JavaScript, Docker, Bash, PowerShell, PostgreSQL, SANS SIFT Workstation