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Mechanical Engineer
Posted: 06/22/2026
Employment Type:
Direct Hire
Job Number: 31977
Job Location: Onsite
Industry: DEF - Defense and Military
Job Description
Position Title: Mechanical Engineer
Position Description: Protingent Staffing has an exciting Direct Hire opportunity for an Mechanical Engineer with our client in Pasadena, California.
Job Responsibilities:
Job Qualifications:
Job Details:
About Protingent: Protingent is an Award-Winning provider of top-tier Engineering and IT talent, trusted by companies at the forefront of innovation — from Software and Aerospace to AI, Clean Tech, Medical Devices, and Connected Technologies. We’re passionate about making a positive impact by connecting exceptional talent with meaningful opportunities and helping our clients build the future.
Position Description: Protingent Staffing has an exciting Direct Hire opportunity for an Mechanical Engineer with our client in Pasadena, California.
Job Responsibilities:
- Design and develop mechanical structures, mounts, and enclosures for high-precision laser and optical components
- Develop and validate mechanical tolerance stack-ups, ensuring proper alignment of laser optics and electronic integration
- Collaborate with electrical and optical engineers to integrate subsystems within mechanical constraints
- Generate CAD models, engineering drawings, and technical documentation in accordance with ASME Y14.5 and aerospace standards
- Support mechanical integration, alignment, and assembly procedures for the laser system
- Perform thermal, structural, and dynamic analyses (FEA)
- Select materials and surface treatments suitable for environmental constraints such as vacuum, thermal cycling, and radiation environments
- Participate in design reviews, DFM/DFA, and risk assessments
- Work with vendors and manufacturing teams on part fabrication, inspection, and procurement of hardware
Job Qualifications:
- Masters degree or equivalent experience in Mechanical Engineering or related discipline
- Proficiency in 3D CAD tools such as Solidworks
- Proficiency in FEA tools for thermal and mechanical simulation such as Comsol, ANSYS, or similar
- Knowledge of material selection for thermal, structural, and radiation performance
- Strong written and verbal communicator
- Good attention to detail
- Ability to multitask in a fast paced, changing environment
- Ability to problem solve under pressure
- Ability to build strong business relationships with various levels of customers
- Strong work ethic with the capacity to work independently as well as part of a team
- Additional Considerations:
- Experience with design for space or high reliability applications
- Proficiency with optical simulation (e.g. Zemax)
- Familiarity with MIL-STD, NASA/ESA, IEC laser safety, and/or CE requirements
- Experience with micro-optics
Job Details:
- Job Type: Direct Hire
- Location: Pasadena, California (Onsite)
- Salary Range: 120K-150K.
- ITAR obligations are associated with this role; U.S. Citizenship, U.S. legal permanent resident status, or protected person status under 8 U.S.C. § 1324b(a) (1), (3) is required.
About Protingent: Protingent is an Award-Winning provider of top-tier Engineering and IT talent, trusted by companies at the forefront of innovation — from Software and Aerospace to AI, Clean Tech, Medical Devices, and Connected Technologies. We’re passionate about making a positive impact by connecting exceptional talent with meaningful opportunities and helping our clients build the future.
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