39 prototype engineer jobs at 25 companies in Hanover, PA

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Project Engineer, Electrical
Towson, Maryland, United States
$90k-$145k/yr HybridFull Time
Stanley Black & Decker
Stanley Black & DeckerNYSE: SWK: Manufacturer of power tools, hand tools, and outdoor equipment.
5+ YOEBachelor’s in Engineering; 5+ years electronics engineering; analog hardware design; power electronics; DFMEA; troubleshooting; prototype development; manufacturing readiness.
Analog electronics, Power electronics, DFMEA, Circuit prototyping, Engineering documentation
1w
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Controls Engineer
Lancaster, Pennsylvania, United States
OnsiteFull Time
Burnham Holdings
Burnham HoldingsOTC Pink: BURCA: Manufactures residential and commercial boilers and HVAC equipment
Bachelor's in engineering preferred; experience designing controls, wiring diagrams, hardware/software changes, prototype testing, and component procurement; ability to create manuals and test reports.
1mo
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Mechanical Design Engineer
Columbia, Maryland, United States
$93k-$120k/yr OnsiteFull Time
TCOM
TCOM: Designs and manufactures persistent surveillance aerostat and ISR systems.
5+ YOEBachelor's degree in Engineering, minimum 5 years engineering experience (advanced degree may substitute), experience with simulation and prototyping, ability to produce engineering drawings and documentation, and support design reviews and testing.
2mo
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Senior Engineer
Lancaster, Pennsylvania, United States
OnsiteFull Time
Eaton
EatonNYSE: ETN: Intelligent power management delivering energy-efficient solutions.
0+ YOEBS in Engineering required; knowledge of heat transfer, two-phase systems, CFD (Flotherm, Icepak), solid modeling, experiment design, technical writing, and prototype testing; ability to lift 25 lbs and work in lab/production safety areas.
Flotherm, Icepak
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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
Integrated Solutions for Systems
Integrated Solutions for Systems: Provides engineering, systems integration, and research for defense.
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
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Mechanical Design Engineer II
Lancaster, Pennsylvania, United States
OnsiteFull Time
Woodstream
Woodstream: Manufactures and markets pest and animal control products.
3+ YOEBachelor's in Mechanical Engineering, 3+ years engineering experience managing mid-large projects, proficiency in SolidWorks/3D CAD, prototyping and testing experience, plastics and machining experience preferred.
SolidWorks
2w
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R&D/PRODUCT DEVELOPMENT ENGINEER
Harrisburg, Pennsylvania, United States
$115k-$144k/yr OnsiteFull Time
TE Connectivity
TE ConnectivityNYSE: TEL: Manufacturer of electronic connectors and sensors for global industries.
8+ YOEBachelor's in engineering required (Master's preferred), 8+ years in product or manufacturing engineering, strong CAD and prototyping experience, knowledge of CNC, additive manufacturing, DFM/DfAM, GD&T, simulation, and cross-functional collaboration.
CAD, simulation, generative design
3mo
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Multidisciplinary Systems Engineer (Mechanical/Software)
Frederick, Maryland, United States
$75k-$101k/yr HybridFull Time
WGS Systems
WGS Systems: Develops intelligence and surveillance systems for military and law enforcement.
2+ YOEBachelor's in Mechanical Engineering, Mechatronics, Robotics, Aerospace Engineering, or related field; 2-5 years product development experience in defense/aerospace/electronics; US Citizen with ability to obtain USG security clearance; strong CAD/FEA; Python; prototyping; hardware/software integration.
SolidWorks, CREO, ANSYS, COMSOL, SolidWorks Simulation, MATLAB, Python, C/C++, Linux, Git
2mo
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Senior Systems Engineer – Advanced Reentry
Laurel, Maryland, United States
$100k-$245k/yr OnsiteFull Time
Johns Hopkins University Applied Physics Laboratory
Johns Hopkins University Applied Physics Laboratory: Conducts research and engineering for national security and space.
10+ YOEBachelor's in Mechanical or Aerospace Engineering; 10+ years; hardware/software prototype development; lead cross-functional teams; early concept development; interact with sponsors; active Secret clearance with potential Top Secret clearance.
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Mechanical Engineer (Entry Full-Time & Intern Positions)
Baltimore, Maryland, United States
$72k-$87k/yr OnsiteFull Time, Internship
Key Tech
Key Tech: An engineering focused on high-tech medical devices and turnkey design and development.
0+ YOEEntry-level and internship opportunities; hands-on mechanical design, rapid prototyping, and testing of assemblies.
SolidWorks, Finite Element Analysis, Rapid Prototyping
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Principal Data Center Thermal Products Engineer (onsite)
New Freedom, Pennsylvania, United States
$100k-$140k/yr HybridFull Time
Johnson Controls
Johnson ControlsNYSE: JCI: Provides integrated building technologies including HVAC, fire, and security systems.
7+ YOEBachelors in Mechanical Engineering, 7+ years with released thermal products/systems, chiller/HVAC experience, CAD and engineering analysis tools, heat transfer and fluid mechanics expertise, prototype testing, and cross-domain integration.
Microsoft 365, Microsoft Excel, VBA, CAD, SolidWorks, Creo, MathCAD, EES, Python, ANSYS Fluent, Star-CCM+, OpenFOAM, ANSYS Mechanical, Abaqus, MATLAB/Simulink
3w
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Senior Staff AI Engineer
Columbia, Maryland, United States
$140k-$185k/yr OnsiteFull Time
Renesas Electronics
Renesas ElectronicsTokyo Stock Exchange: 6723: Designs and manufactures semiconductors for automotive and industrial systems.
7+ YOEAdvanced degree in EE or related field, 7+ years experience, hands-on prototyping/fabrication, deploying tinyML on microcontrollers, sensor and DSP experience, mentorship and team leadership, proficiency in Python, MATLAB, and C.
Python, MATLAB, C
1mo
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Systems Integration Engineer
Annapolis Junction or Fort Meade
$78k-$176k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
3+ YOE3+ years in complex customer environments, 2+ years API and auth integrations (REST, webhooks, OAuth2/SAML/OpenID Connect), 2+ years prototyping with Python or Go, 1+ year CI/CD, cloud production experience, bachelor’s degree, ability to obtain Secret clearance.
REST, webhooks, OAuth2, SAML, OpenID Connect, Python, Go, CI/CD, Terraform, CloudFormation, Pulumi, Okta, Auth0, Azure AD, Kafka, SNS, SQS, Pub/Sub, DNS, TLS, O-RAN, 5G Wireless
2w
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Principal Digital Electrical Engineer (384)
Germantown, Maryland, United States
$156k-$200k/yr HybridFull Time
Thales Defense & Security, Inc.
Thales Defense & Security, Inc.Euronext Paris: HO: Develops and manufactures defense, security, and communication technology systems.
8+ YOEU.S. citizenship required; BSEE/MSEE or equivalent; 8+ years electrical design experience; experience with high-speed, high-density digital designs, PCB oversight, firmware loading, lab prototyping, and DoD standards.
OrCAD/Cadence, LTspice, Hyperlynx, Microsoft Office
2w
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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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Full Stack/ Platform Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Tiber Technologies: Providing specialized engineering and security services for federal missions.
U.S. citizenship and active clearance with polygraph required. Bachelor's in computer science/engineering required. Strong software development in Java and Python, cloud integration, prototype deployment, and experience with Docker/Kubernetes preferred.
Java, Python, Docker, Kubernetes, Linux, VMs
1mo
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Battery Storage Engineer ? Advanced Grid-Scale Energy Storage (MD, Hanover)
Hanover, Maryland, United States
OnsiteFull Time
Eccalon
Eccalon: High-tech cybersecurity and AI solutions for government and industry.
3+ YOEBachelor's or Master's in engineering/materials/electrochemistry, 3+ years battery R&D experience, hands-on cell design and prototyping, familiarity with analytical tools (EIS, CV, GC, SEM, XRD), safety/regulatory knowledge.
EIS, CV, GC, SEM, XRD, COMSOL, MATLAB, Python
3w
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Senior CNO Software Developer
Fort Meade or Columbia
$146k/yr OnsiteFull Time
Endictus
Endictus: Provides cybersecurity and systems engineering services to federal agencies.
10+ YOEActive TS/SCI with CI Polygraph (or ability to obtain). 10+–16+ years experience (degree-dependent). Experience with CNO, Linux/Windows, C/C++, Python, assembly, vulnerability research, and rapid prototyping.
Linux, Windows, C, C++, Python, assembly language
1w
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Principal Firmware Reverse Engineer (AI-Assisted)
Columbia, Maryland, United States
OnsiteFull Time
BigBear.ai
BigBear.aiNYSE: BBAI: AI-powered decision intelligence for complex mission environments.
12+ YOETS/SCI w/Poly clearance, 12+ years relevant experience (or Bachelor's+4), hands-on Ghidra/IDA Pro experience, strong low-level software knowledge, scripting proficiency, tooling development and prototyping, AI/LLM familiarity.
Ghidra, IDA Pro, Python
3mo
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Manager, Hardware Engineering
Baltimore, Maryland, United States
$110k-$152k/yr OnsiteFull Time
Alertus Technologies
Alertus Technologies: Provider of unified emergency mass notification and communication systems.
8+ YOE1+ MgmtExperienced and hands-on leader for hardware engineering, responsible for guiding a small team, designing and prototyping hardware, and ensuring products move to production.
Schematic capture tools, Embedded firmware development, Oscilloscope, Logic analyzer