Thales Defense & Security, Inc. ยท 6 hours ago
Principal Mechanical Engineer
Thales Defense & Security, Inc. is a U.S. company serving domestic and international defense sectors for over 60 years. They are seeking a Principal Mechanical Engineer to lead mechanical design elements of new product development and support customer needs through detailed design specifications and innovative solutions.
AerospaceManufacturingSecurity
Responsibilities
Lead mechanical design elements of new product development as a member of a multi-disciplined design team to successfully execute all phases of the product design process
Support the definition of products and requirements to support customer needs
Develop detailed design specifications and test plans
Develop creative conceptual designs to meet system requirements and support the product strategy
Implement design ideas into product designs using the latest materials, processes and manufacturing techniques to satisfy product requirements including cost and schedule requirements
Design and analyze small, lightweight, ruggedized mechanical design packaging and interconnects to meet key technical requirements using the latest in CAD/CAE tools
Fabricate rapid prototypes, conduct verification testing, and support the transition of the design to full production, including supplier and manufacturing start-up
Support R&D efforts and continuous process improvements
Complete assigned tasks in a quality and timely manner with minimal supervision
Effectively support and communicate status, issues, needs and ideas to management
Qualification
Required
U.S. Citizenship required. - Applicants selected may be subject to a government security investigation and must meet eligibility requirements for access to classified information
BSME or equivalent
8+ years of mechanical design experience
Experience and strong knowledge of industry/DoD standards and practices (MIL-STD, ASTM, ANSI, FCC, UL, CE, RoHS, REACH, IPC, etc.)
Ability to lead mechanical design elements of new product development as a member of a multi-disciplined design team from initial product conceptualization to production release and production transition with minimal supervision
Knowledge and experience designing electronics packaging products
Ability to analyze a design to meet technical requirements
Ability to effectively solve problems (define problems, collect data/facts, and draw conclusions), and implement solutions
Ability to think 'out-of-the-box' and develop innovative design concepts
Knowledge and experience designing various production manufacturing processes, including machining, casting, injection molding, flexible and rigid PCBs, and cabling/ interconnects
Experience with configuration management and managing design artifacts (BOMs, drawings, models, documents, etc.) through prototype and production releases using product lifecycle management/configuration management software tools, ideally, PTC Windchill
Experience designing products for low, medium, and high-volume manufacturing, and for low cost
Proficiency in the use of CAD/CAE tools, ideally, Creo/ProEngineer or Solidworks
Experience with Microsoft Office tools, including MSExcel, MSWord, Visio and MSProject
Agility and innovation with a focus on quality and on-time delivery in a fast-paced product development environment
Ability to design and deliver low size, weight, power solutions which are cost effective and can survive in some of the harshest environments on and off the earth
Ability to apply and advance engineering knowledge, experience, methods to solve highly technical challenges, with strong mechanical engineering design and analysis technical skills in heat transfer, structural, vibrations, materials science, manufacturing/fabrication processes, testing, and quality
Preferred
MSME preferred
Benefits
Competitive Salary
Yearly Incentive Compensation Plan
Medical insurance for self and eligible family members
Generous 401(k) program- up to 7% company contribution and 100% immediate vesting
Tuition Reimbursement
Paid wellness, vacation, and holiday leave
Paid maternity, paternity, and parental leave
9/80 Work Schedule (every other Friday off)
Company
Thales Defense & Security, Inc.
Thales Defense & Security, Inc. (TDSI) Headquartered in Clarksburg, MD, Thales Defense & Security, Inc. (TDSI) is a U.S.
Funding
Current Stage
Late StageRecent News
2025-11-05
2025-10-06
Washington Technology
2025-09-16
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