Home › Companies › ALTEN Technology USA › Senior Mechanical Engineer
Senior Mechanical Engineer
ALTEN Technology USA · Longmont, Colorado · On Site · Active · $140,000–$200,000 / year · Greenhouse
Job facts
| Field | Value |
|---|---|
| Company | ALTEN Technology USA |
| Title | Senior Mechanical Engineer |
| Normalized title | - |
| Department / team | Aerospace |
| Location | Longmont, CO, United States |
| Work model | On Site |
| Employment type | Full Time |
| Salary | $140,000–$200,000 / year |
| Status | active |
| ATS provider | Greenhouse |
| Posted / first seen | 2026-04-13 / 2026-05-29 |
| Changed / last seen | 2026-05-29 / 2026-06-06 |
Related slices
| Page | What it contains | Open |
|---|---|---|
| Company jobs | Active postings from ALTEN Technology USA. | Open |
| Company breakdowns | Role, location, ATS, and work model facets for this company. | Open |
| ATS provider jobs | Active postings observed through Greenhouse. | Open |
| Provider filtered search | The same provider as a filtered job collection. | Open |
| City jobs | Active postings in Longmont. | Open |
| Department jobs | Active postings in Aerospace. | Open |
| Work model jobs | Active On Site postings. | Open |
| Lifecycle events | Open, update, close, and reopen events for this posting. | Open |
| Original posting | Canonical source or apply URL captured from the ATS. | Open |
Linked records
| Company | ALTEN Technology USA |
| Source | f07b985e-7f49-4efb-b522-805a86d49354 |
| ATS provider | Greenhouse |
Description
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 Senior Mechanical Engineer you will be responsible for;
Design and develop precision mechanical components and assemblies for opto-mechanical systems
Experience with thermal, structural, and or dynamic analysis of optical-mechanical systems a plus
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
10-20+ 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: $140,000-$200,000
The actual salary offered is dependent on various factors including, but not limited to, location, the candidate’s combination of job-related knowledge, qualifications, skills, education, training, and experience
Note: Due to the nature of the work, only US citizens need apply for this position.
ALTEN Technology is an Equal Opportunity Employer. Our Policy is to extend opportunities to qualified applicants and employees on an equal basis regardless of an individual’s age, race, color, sex, religion, national origin, disability, sexual orientation, gender identity/expression or veteran status.
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.
Full job record
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| Source ID | f07b985e-7f49-4efb-b522-805a86d49354 |
| Board ID | f07b985e-7f49-4efb-b522-805a86d49354 |
| Provider | greenhouse |
| Provider Job Key | 5105830007 |
| Title | Senior Mechanical Engineer |
| Normalized Title | — |
| Status | active |
| Active | yes |
| Location Text | Longmont, Colorado |
| Department | Aerospace |
| Team | — |
| Employment Type | Full-time |
| Workplace Type | on_site |
| Remote Policy | — |
| Country | United States |
| Region | CO |
| City | Longmont |
| Salary Raw | Salary Range: $140,000-$200,000 The actual salary offered is dependent on various factors including, but not li |
| Salary Min | 140,000 |
| Salary Max | 200,000 |
| Salary Currency | USD |
| Salary Period | year |
| Source URL | https://job-boards.greenhouse.io/altentechnologyusa/jobs/5105830007 |
| Apply URL | https://job-boards.greenhouse.io/altentechnologyusa/jobs/5105830007 |
| First Seen At | 2026-05-29 22:43:07Z |
| Last Seen At | 2026-06-06 07:35:41Z |
| Last Checked At | 2026-06-06 07:35:41Z |
| Last Changed At | 2026-05-29 22:43:07Z |
| Inactive At | — |
| Source Posted At | 2026-04-13 18:31:53Z |
| Source Updated At | 2026-05-14 22:22:22Z |
| Raw Payload Uri | s3://job-postings-prod-raw-590183727216/raw/provider=greenhouse/board=altentechnologyusa/date=2026-06-06/2026-06-06T07-35-40-759Z-8c1c1ae4324f16e8b9f74fc1addf88fa768bd42e03220e4b1c0328230cea6392.json |
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