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Senior Opto-Mechanical Engineer

Own the lifecycle of opto-mechanical systems on spacecraft while mentoring junior engineers at Astranis.

Location
San Francisco
Compensation
$145k–$225k/yr
Level
senior
Type
full time

Posted by employer 5 days ago

First seen on Joblaze 5 days ago

Last verified on the company career page 1 day ago

Apply at Astranis → Save job Scanned from astranis.com

What you'll build

  • Develop new opto-mechanical products
  • Design and integrate free-space optical assemblies
  • Perform detailed tolerance analyses
  • Integrate mechanical, optical and electrical components
  • Lead mechanical and opto-mechanical design reviews

Must have

  • B.S. or M.S in mechanical, aerospace engineering or equivalent
  • 5+ years of opto-mechanical design experience
  • Experience in detailed design, development and validation of mechanical assemblies
  • Experience designing mechanical mounts for optical components
  • Experience with precision optical alignment

Nice to have

  • Experience running a development program while delegating to a small team
  • Knowledge of geometric optics and semiconductor packaging/assembly
  • Experience managing a team of engineers

Practical constraints

  • U.S. Citizenship, Lawful Permanent Residency, or Refugee/Asylee Status Required

Requirements

Experience
5+ years
Education
Bachelor's degree
Visa
No sponsorship (stated in posting)

Not disclosed in this posting: work arrangement.

Benefits

401k Match Unlimited PTO Equity/Stock Options Health Insurance

Joblaze summary

The Senior Opto-Mechanical Engineer at Astranis is responsible for overseeing the entire lifecycle of opto-mechanical systems on spacecraft, from design to production. This role requires expertise in opto-mechanical design, including the integration of optical and mechanical components, as well as hands-on testing skills. Ideal candidates will have over five years of experience in aerospace or mechanical engineering, with a strong background in precision design and mentoring junior engineers. Astranis is a rapidly growing company focused on advanced satellite technology, making this position crucial for its ambitious projects.

Joblaze insights

  • Listed 5 days ago — first seen on Joblaze November 4, 2026. Last confirmed on Astranis's careers page November 8, 2026.
  • Salary band is above the typical range for comparable tech roles (median ~$127,500).
  • Starts above 52% of 1274 comparable senior other roles in United States we track (median $142,380 across 185 companies).

Quick facts

What's the salary range?
Astranis lists $145,000–$225,000 for this role.
How much experience is required?
At least 5 years of relevant experience for this Senior Opto-Mechanical Engineer role.
What seniority level is this role?
Astranis targets senior candidates for this position.
Is this full-time or contract?
Full-time for this Senior Opto-Mechanical Engineer role at Astranis.

From the original posting

Astranis builds advanced satellites for high orbits, expanding humanity’s reach into the solar system. Today Astranis satellites provide dedicated, secure networks to highly-sophisticated customers across the globe – large enterprises, sovereign governments, and the US military.

Senior Opto-Mechanical Engineer


As an Astranis Opto-Mechanical Design Engineer you will own the complete lifecycle of various opto-mechanical systems on our spacecraft. Whether it is incremental improvements or the introduction of a new system, you will work together with the various other teams at Astranis to make them a reality.

In addition to being a significant individual on your own, you will mentor and train junior opt-mechanical engineers on such projects. You must have a strong problem-solving background, hands-on testing skills, and preferably some experience with spacecraft and/or aerospace engineering.

Role

  • Develop new opto-mechanical products from concept and detailed design through engineering drawings, vendor selection, evaluation, prototype builds and production
  • Design and integrate free-space optical assemblies, miniature optics, optical mounts and precision alignment mechanisms
  • Perform detailed tolerance analyses and tolerance stack-ups for optical and mechanical assemblies
  • Integrate mechanical, optical and electrical components into complex optoelectronic systems
  • Lead mechanical and opto-mechanical design reviews
  • Work closely with optical, electrical, manufacturing and other cross-functional engineering teams
  • Assist in recruiting, interviewing, and hiring additional teammates to our rapidly-growing team.

Requirements

  • B.S. or M.S in mechanical, aerospace engineering or equivalent
  • 5+ years of opto-mechanical design experience, combining precision mechanical design with optical system integration
  • Experience in detailed design, development and validation of mechanical assemblies from prototype through manufacturing
  • Experience designing mechanical mounts, interfaces and assemblies for optical components such as lenses, mirrors, lasers/light sources, detectors, fibers or similar optical components
  • Experience with precision optical alignment, including active and/or passive alignment; micron or sub-micron alignment experience is highly desirable
  • Experience with free-space optics and miniature optical assemblies
  • Experience working with suppliers and/or contract manufacturers
  • A passion for hardware development, including working in a fast-paced environment with hands-on design and development
  • A motivated leader who has experience mentoring and supporting junior engineers
  • Understanding of how mechanical tolerances, thermal effects, vibration and assembly variation can affect optical performance and alignment
  • Don't meet them all? Not a problem. Please apply even if you do not meet all these criteria

Bonus

  • Experience running a development program while delegating to a small team
  • Experience in synthesizing requirements and flowing them down to sub-scale verification builds and testing
  • Knowledge of geometric optics and semiconductor packaging/assembly
  • Experience designing prototype or production equipment for optoelectronic manufacturing
  • Experience managing a team of engineers

What we offer:

Base pay is just one component of Astranis’s total rewards package. Your compensation also includes a significant equity package via incentive stock options, high-quality company-subsidized healthcare, disability and life insurance, 401(k) retirement planning, flexible PTO, and free on-site catered meals.

Base Salary
$145,000—$225,000 USD
U.S. Citizenship, Lawful Permanent Residency, or Refugee/Asylee Status Required

Astranis SMS Terms of Service

  1. Recruiting Updates: By opting in, you agree to receive SMS updates, interview coordination, and recruiting communications from Astranis Space Technologies Corp.

Standard company text repeated across Astranis's postings is omitted here.

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