Senior Mechanical Engineer

Job Title: Senior Mechanical EngineerJob Description

This full-time, on-site Senior Mechanical Engineer role is based in Las Vegas, NV and focuses on the design, development, and testing of mechanical systems for advanced electro-optical products. You will lead mechanical design efforts, perform detailed structural, thermal, and dynamic analyses, and collaborate closely with Electrical, Optical, Firmware, and Manufacturing teams to bring innovative concepts from initial design through to full production. This position offers the opportunity to contribute to cutting-edge space-related technologies in a collaborative environment that values technical excellence, creativity, and continuous learning.

Responsibilities

• Design and develop mechanical components and systems for electro-optical products, ensuring performance, reliability, and manufacturability.
• Perform structural, thermal, and dynamic analyses using finite element analysis (FEA) and computational fluid dynamics (CFD) tools to validate and optimize designs.
• Create detailed 3D models and 2D drawings using SolidWorks and AutoCAD, including complete documentation for manufacturing and assembly.
• Support system integration and testing of mechanical and electro-optical assemblies, working closely with cross-functional engineering teams.
• Collaborate with Electrical, Optical, Firmware, and Manufacturing teams to ensure design for manufacturability and smooth transition from prototype to production.
• Contribute to prototype builds, design reviews, and iterative development cycles, incorporating feedback and test results into design improvements.
• Design mechanical components and assemblies for machining, additive manufacturing, and other production methods, with a focus on cost, quality, and scalability.
• Apply opto-mechanical design principles where needed to support electro-optical system requirements.
• Use simulation tools to troubleshoot issues, refine designs, and support root cause analysis during development and testing.
• Document designs, analyses, and test results clearly and thoroughly to support internal reviews and future product iterations.

Essential Skills

• Master"s degree in Mechanical Engineering or a related field.
• At least 3 years of professional experience in mechanical engineering.
• Strong experience with FEA, CFD, and simulation tools for mechanical analysis, with demonstrated proficiency at approximately 8 out of 10.
• Proficiency in SolidWorks at approximately 7 out of 10, including 3D modeling and detailed drawing creation.
• At least 3 years of experience in thermal design and thermal analysis for mechanical systems.
• At least 3 years of experience in dynamic analysis for mechanical systems.
• Recent (within the past 1-2 years) experience designing for machining, additive manufacturing, or other production methods.
• Experience with mechanical design, including structural, thermal, and dynamic considerations.
• Ability to collaborate effectively with cross-functional teams, including Electrical, Optical, Firmware, and Manufacturing.
• Strong documentation skills for design, analysis, and testing activities.

Additional Skills & Qualifications

• Ph.D. in Mechanical Engineering or a related field is a plus.
• Experience with electro-optical systems is highly desirable.
• Experience in military or aerospace research and development projects is a strong plus.
• Proficiency in AutoCAD at approximately 7 out of 10.
• Experience with opto-mechanical design concepts and practices.
• Interest in and ability to work on innovative space technologies.
• Motivation to pursue continued education and skill development, supported by tuition reimbursement opportunities.

Work Environment

This role is fully on-site in Las Vegas, NV, with a standard schedule of Monday through Friday, 8:00 a.m. to 4:00 p.m. You will work closely with multidisciplinary engineering teams in a collaborative and supportive environment focused on innovation in space-related and electro-optical technologies. The position involves frequent use of SolidWorks, AutoCAD, FEA tools, CFD software, and other simulation and analysis tools, as well as hands-on involvement in prototype builds and system integration. The dress code is casual, typically jeans and a polo. The organization offers a comprehensive benefits package, including a competitive compensation structure, 401(k) matching, robust medical, dental, and vision plans, health savings account (HSA) support, life insurance coverage, generous paid time off to support work-life balance, relocation assistance for qualified candidates, and tuition reimbursement to encourage ongoing professional growth.

Job Type & Location

This is a Permanent position based out of Las Vegas, NV.

Pay and Benefits

The pay range for this position is $140000.00 - $180000.00/yr.

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Workplace Type

This is a fully onsite position in Las Vegas,NV.

Application Deadline

This position is anticipated to close on Aug 10, 2026.

About Actalent

Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 20,000 consultants and 5,000 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500. We are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing winner for both client and talent service.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email actalentaccommodation@actalentservices.com for other accommodation options.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.