Mechanical Engineer II

Reposted 16 Days Ago
Be an Early Applicant
Longmont, CO, USA
In-Office
100K-140K Annually
Mid level
Aerospace • Information Technology • Software • Biotech • Design
An engineering services company solving complex engineering through agility and collaboration.
The Role
As a Mechanical Engineer II, design and develop mechanical components for opto-mechanical systems, support optical integration, perform tolerance analysis, and collaborate with engineering teams while ensuring ruggedness in designs.
Summary Generated by Built In

We’re ALTEN Technology USA, an engineering company helping clients bring groundbreaking ideas to life—from advancing space exploration and life-saving medical devices to building autonomous electric vehicles. With 3,000+ experts across North America, we partner with leading companies in aerospace, medical devices, robotics, automotive, commercial vehicles, EVs, rail, and more.

As part of the global ALTEN Group—57,000+ engineers in 30 countries—we deliver across the entire product development cycle, from consulting to full project outsourcing.

When you join ALTEN Technology USA, you’ll collaborate on some of the world’s toughest engineering challenges, supported by mentorship, career growth opportunities, and comprehensive benefits. We take pride in fostering a culture where employees feel valued, supported, and inspired to grow.



As a Mechanical Engineer II you will be responsible for;


  • Design and develop precision mechanical components and assemblies for opto-mechanical systems
  • Support integration of optical elements including lenses, mirrors, and laser paths into mechanical structures
  • Develop and refine pointing and stabilization mechanisms (e.g., gimbals, mounts, precision actuation systems)
  • Perform tolerance analysis (GD&T) to ensure optical alignment and system performance
  • Collaborate cross-functionally with optical, electrical, and systems engineering teams
  • Support prototype builds, testing, and validation, including troubleshooting and design iteration
  • Ensure designs meet ruggedization requirements (shock, vibration, thermal stability)

Qualifications;

  • Bachelor’s degree in Mechanical Engineering or related field
  • 3–10 years of experience in mechanical design (level flexible based on candidate)
  • Experience with precision mechanical design and tight tolerance assemblies in rugged environments
  • Proficiency in CAD tools (SolidWorks preferred)
  • Strong understanding of GD&T and tolerance stack-up analysis
  • Experience working in cross-functional engineering environments


Salary Range: $100k-$140k

All qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, age, genetic information, or pregnancy.

Please beware of job seeker scams and see this important notice on our careers page for more information about our recruiting process.

Compliance Notice: Alten USA is a federal contractor subject to the requirements of the Vietnam Era Veterans’ Readjustment Assistance Act (VEVRAA) and Executive Order 11246. We are an Equal Opportunity Employer and consider all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.

Drug Screening Requirement: As a federal contractor, Alten USA maintains a drug-free workplace. All candidates selected for employment will be required to successfully complete a pre-employment drug screening as a condition of hire.

Skills Required

  • Bachelor's degree in Mechanical Engineering or related field
  • 3-10 years of experience in mechanical design
  • Experience with precision mechanical design and tight tolerance assemblies in rugged environments
  • Proficiency in CAD tools (SolidWorks preferred)
  • Strong understanding of GD&T and tolerance stack-up analysis
  • Experience working in cross-functional engineering environments
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The Company
Troy, MI
0 Employees
Year Founded: 1988

What We Do

ALTEN Technology USA is an engineering consulting company that provides innovative solutions for engineering, IT, and product development projects across the product life cycle. For decades, ALTEN Technology USA has been helping clients develop products that are changing the world, whether by shaping the future of space exploration, saving lives with medical devices that set new standards of care or creating the fully autonomous electric taxi of tomorrow. The company provides support across industries including aerospace, defense, MedTech and life sciences, unmanned systems and robotics, automotive OEM and tier 1 suppliers, commercial vehicles, electric vehicles, energy and environment, rail, and more.

Why Work With Us

Potential clients in the industries we serve, Professionals in the Industries, and Potential employees within New Product Development, Engineering Services, Sustaining Engineering, Manufacturing Engineering, Embedded Electronics Engineering, Software Engineering and IT, Mechanical Engineering, and Systems Engineering.

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