Mechanical Engineer

Sealing Technologies, a Parsons Company, is a trusted partner in providing edge computing hardware and cybersecurity solutions. They are seeking a Mechanical Engineer to support the design, prototyping, and production of ruggedized systems for the Department of Defense and other mission-focused customers. Responsibilities Design, model, and document mechanical assemblies, enclosures, brackets, and fixtures for electronic and electromechanical systems Develop and maintain detailed 3D CAD models and engineering drawings for manufacturing and assembly Perform thermal, vibration, and structural analysis to ensure mechanical designs meet performance, reliability, and environmental requirements Collaborate closely with electrical, systems, manufacturing engineers, and product management to ensure mechanical designs integrate seamlessly with PCBs, cabling, and other subsystems Support prototyping and hands-on testing, including troubleshooting and design refinement Work with suppliers and fabrication partners to source materials, review DFM (Design for Manufacturability) feedback, and resolve production issues Participate in engineering design reviews and maintain documentation in accordance with company ISO and DoD quality standards Contribute to the continuous improvement of mechanical design and production processes Skills U.S. Citizenship Bachelor's degree in mechanical engineering or related discipline 1 to 3+ years of mechanical design experience, preferably in a product development or defense industry environment Proficiency in Autodesk Inventor (or equivalent 3D CAD software) for part, assembly, and drawing creation Experience designing for manufacturability, assembly, and cost (DFM/DFA/DFC) Hands-on experience with mechanical prototyping, including machining, 3D printing, and assembly Familiarity with thermal and structural analysis methods and tools (e.g., SimScale, SolidWorks Simulation, ANSYS etc) Strong understanding of material selection, tolerance stack-up, and mechanical fastener design Ability to work independently and within a cross-functional engineering team environment Excellent communication, documentation, and organizational skills Must have outstanding attention to detail, problem solving and self-starter abilities to not only start new tasks but ask for assistance or guidance when problems emerge Perform engineering calculations and simulations to evaluate the performance, strength, and reliability of mechanical designs. Ensure designs adhere to industry standards and regulations Experience in 2D/3D modeling using Autodesk Inventor and Vault Foundational knowledge in FEA- and CFD-based thermal analysis using SimScale Familiar with designing sheet metal and foam manufacturing Benefits Health, dental, and vision insurance Retirement contributions Continuing education budgets Tuition reimbursement Flexible schedules Generous vacation policies Complimentary snacks, drinks & monthly catered lunches Company retreats and gatherings Flexible work arrangements Pet friendly offices Quarterly merit bonuses for qualified employees Company Overview SealingTech, a Parsons Company, rapidly delivers innovative, agile cybersecurity solutions that modernize, protect, and defend the networks and systems of the federal government and private enterprise. It was founded in 2012, and is headquartered in Columbia, Maryland, USA, with a workforce of 51-200 employees. Its website is