111 prototype engineer jobs at 70 companies in Arlington, MD
5d
Save
Mark Applied
Hide
AI Prototype Deployment Engineer
McLean or Washington or Virginia
$85k-$141k/yr HybridFull Time
Active Secret clearance and experience with Databricks, data pipelines, notebooks, cloud-native deployment, AI/ML operations, automation, DevOps, version control, and secure data handling.
Databricks, Advana, Python, PySpark
1mo
Save
Mark Applied
Hide
Prototype Machinist (Mech Tech H 3)
Alexandria, Virginia, United States
$30-$45/hr OnsiteFull Time
5+ YOE5+ years related machining experience; proficiency with CNC programming/set-up, conventional lathes and mills, measurement tools, and reading engineering drawings; HS/GED or certification preferred; associate degree preferred.
CNC, knee mills, lathes, CNC routers, waterjets, lasers, Mastercam, Electronic measurement devices
4d
Save
Mark Applied
Hide
Chief Engineer
Washington, District of Columbia, United States
$116k-$195k/yr HybridFull Time
12+ YOEBachelor’s degree in engineering or science, 12+ years in test and evaluation, 3+ years in prototype development, DHS acquisition and systems engineering experience, and technical reporting expertise.
1mo
Save
Mark Applied
Hide
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
3w
Save
Mark Applied
Hide
Sr Research Engineer
Reston, Virginia, United States
$164k-$222k/yr HybridFull Time
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
3mo
Save
Mark Applied
Hide
Senior Infrastructure Engineer
College Park, Maryland, United States
$135k-$216k/yr OnsiteFull Time
12+ YOEPoly cleared senior engineer with 12+ years in systems engineering or application prototyping; strong customer-facing and leadership capabilities; relevant certifications.
INCOSE, CISSP, CCNA, RHCE, MCSE, VCP, ITIL, PMP, Agile
2mo
Save
Mark Applied
Hide
Lead Design Engineer
Austin or Cody or Washington
OnsiteFull Time
5+ YOEB.S. in engineering, 5+ years engineering experience, hands-on CAD and prototype assembly experience, gearbox design capability, strong written and oral communication, ability to perform shop work and occasional travel.
CAD
1w
Save
Mark Applied
Hide
Mechanical Engineer
Springfield, Virginia, United States
$64k-$128k/yr OnsiteFull Time
2+ YOEBachelor's degree with 2+ years or advanced degree with 3+ years relevant experience; prototype development, CAD, engineering analysis, technical documentation, communication, and TS/SCI clearance with CI polygraph.
SolidWorks, Revit, Matlab, Mathcad
1mo
Save
Mark Applied
Hide
Principal Innovation Engineer
Reston, Virginia, United States
$177k-$332k/yr OnsiteFull Time
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
Save
Mark Applied
Hide
Senior Mechanical Engineer
Winter Park or Huntsville or Auburn or Opelika or Orlando or Niceville or Fort Walton Beach or Atlanta or Warner Robins or Dayton or Boston or Salt Lake City or Aberdeen
$110k-$160k/yr OnsiteFull Time
7+ YOEBachelors in Mechanical Engineering, 7+ years mechanical design and prototype experience, SolidWorks and CAD proficiency, hands-on hardware integration and troubleshooting, ability to obtain SECRET security clearance.
SolidWorks, CAD
3w
Save
Mark Applied
Hide
CBI Electrical Engineer
Baltimore, Maryland, United States
$101k-$152k/yr OnsiteFull Time
5+ YOEBachelor's in electrical engineering and 5+ years experience; schematic and wiring design, prototype validation, software specification creation, PLC programming, compliance (UL, Energy Star) experience.
PLC
3mo
Save
Mark Applied
Hide
Senior Infrastructure Engineer
College Park, Maryland, United States
$135k-$216k/yr OnsiteFull Time
12+ YOESenior-level infrastructure engineer with 12+ years in system engineering/prototype development; active TS/SCI w/ Polygraph; multiple technical certs; on-site near College Park, MD.
2w
Save
Mark Applied
Hide
Project Engineer
Leesburg or Allendale
$90k-$110k/yr HybridFull Time
2+ YOEBS in Mechanical/Biomedical Engineering required (MS preferred),2+ years relevant experience,knowledge of design controls,GD&T,materials,manufacturing,prototyping,and basic project management;Creo or SolidWorks and CAE experience.
CAE, Creo, SolidWorks
2w
Save
Mark Applied
Hide
Principal Mechanical Engineer
Laurel, Maryland, United States
$168k-$176k/yr OnsiteFull Time
10+ YOEBSME required, 10+ years mechanical engineering experience, SolidWorks and FEA proficiency, ASME Y14.100 drawing experience, DFMEA and prototype testing skills, strong communication and manufacturing knowledge.
SolidWorks, FEA, ASME Y14.100, DFMEA
1mo
Save
Mark Applied
Hide
Junior Electrical Engineer
Dulles, Virginia, United States
$61k-$122k/yr OnsiteFull Time
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
2mo
Save
Mark Applied
Hide
Senior Mechanical Engineer
Sterling, Virginia, United States
HybridFull Time
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
1w
Save
Mark Applied
Hide
BAC Design Engineer, Global
Jessup, Maryland, United States
$64k-$109k/yr OnsiteFull Time
3+ YOEBachelor's degree in engineering, 3–5 years of experience, CAD experience, 3D modeling, Excel, sheet metal design, prototype testing, DFMA, HVAC/refrigeration knowledge, and electrical schematic proficiency.
Autodesk Inventor, Microsoft Excel, Agile, Scrum, Autodesk Vault, CAD, DFMEA, DFMA
1mo
Save
Mark Applied
Hide
Principal AI/ML Engineer - Sales Engineer- Remote
Eden Prairie or Minneapolis or Washington or United States
$165k-$282k/yr RemoteFull Time
Hands-on AI/ML/GenAI engineering with strategic solutioning; experience with Python, LLMs, RAG, AI agents; customer-facing workshop and executive presentation experience; healthcare domain knowledge; rapid prototyping skills.
Python, LLMs, RAG, AI agents, Cursor, GitHub Copilot, Claude Code
1w
Save
Mark Applied
Hide
Principal Design Engineer
Chantilly or Herndon
$220k-$292k/yr OnsiteFull Time
20+ YOERequires 20+ years of mechanical and mechanism design, 10+ years designing spacecraft systems, 3-D CAD, prototyping, testing, leadership, and an engineering BS, MS, PhD, or equivalent experience. U.S. citizenship and Top Secret eligibility required.
3-D CAD, Oscilloscopes, power supplies, electronic loads, multimeters
1mo
Save
Mark Applied
Hide
Lead R&D Manufacturing Engineer
Baltimore, Maryland, United States
$92k-$138k/yr OnsiteFull Time
Bachelor’s degree in engineering or related field, CAD familiarity, hands-on manufacturing or prototype development interest, and effective communication skills. Manufacturing equipment, tooling, machining, or composites experience preferred.
NX, CATIA
Explore Jobs