Senior Avionics Mechanical Design Engineer
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Before you apply
Salary$120k – $190k
LocationPortland Metro Area, OR, Portland, United States
Typefull-time
SenioritySenior
Experience5+ yrs
DepartmentMechanical
Company size51–200 people
PostedJan 13, 2026 · 9mo ago
Verified live9h ago
May no longer be actively hiring
Posted by the company on Jan 13, 202658% of this company's open roles have been listed for 90+ days
At a glanceSummarised by Seekless from the posting.
Bachelor's or Master's degree in Mechanical Engineering, Aerospace Engineering, Automotive or related field
5+ years of experience designing/integrating/testing electronics enclosures for aerospace or other high reliability harsh temperature/vibration/vacuum environments
Knowledge of aerospace connector systems and harness design methodologies using IPC-620 quality standards
Familiar with PCB design process and fabrication technologies
Experience designing for or performing harsh environment test methods included in DO-160 or MIL-STD-810
High fluency in advanced CAD software suites
Perform mechanical tolerance analysis
Skilled in prototype construction using metals, composites, and fabricated materials
Familiar with manufacturing documentation and process control
Comfortable iterating designs, troubleshooting builds, and solving hands-on engineering problems
Capable of independent work with minimal oversight and good communication across engineering and production teams
Lead the design, prototyping, and production roll-out of spacecraft avionics assemblies and parts
Apply technical knowledge across mechanical, electrical, and thermal systems
Own a design from requirements generation to releasing fabrication outputs
Support manufacturing and assembly of flight and qualification hardware at the prototype and production level
Be mechanically functional lead in multidisciplinary teams
Design and fabricate test fixtures to support prototype validation
Create innovative solutions in highly constrained design spaces
Experience installing sensor test assemblies and operating test equipment for mechanical and thermal design validation, with software scripted control a strong plus
U.S. citizen, lawful permanent resident (green card holder), or refugee/asylee status
Skills
CAD
IPC-620
PCB design
DO-160
MIL-STD-810
About the role
Come join us in shaping the future! Get in on the ground floor as an early member of our Manufacturing team as an Avionics Mechanical Design Engineer developing a revolutionary satellite communications system. Connect the vision to the hardware, build it, test it and fly it.
About the company
AscendArc is a seed stage startup founded to revolutionize the satellite communications industry. We are looking for doers who want to work in a ground-breaking and fast-paced environment. Our success will depend on your energy, skill, and creativity.
What You’ll Do:
•
Lead the design, prototyping, and production roll-out of spacecraft avionics assemblies and parts
•
Apply technical knowledge across mechanical, electrical, and thermal systems
•
Own a design from requirements generation to releasing fabrication outputs
•
Support manufacturing and assembly of flight and qualification hardware at the prototype and production level
•
Comfortable being a mechanical functional lead in multidisciplinary teams
•
Ability to design and fabricate test fixtures to support prototype validation
•
Desire to create innovative solutions in highly constrained design spaces
What You’ll Bring:
•
Bachelor’s or Master’s degree in Mechanical Engineering, Aerospace Engineering, Automotive or related field
•
5+ years of experience designing/integrating/testing electronics enclosures for aerospace or other high reliability harsh temperature/vibration/vacuum environments
•
Knowledge of aerospace connector systems and harness design methodologies using IPC-620 quality standards
•
Familiar with PCB design process and fabrication technologies
•
Experience designing for or performing harsh environment test methods included in DO-160 or MIL-STD-810
•
High fluency in advanced CAD software suites
•
Experience installing sensor test assemblies and operating test equipment for mechanical and thermal design validation, with software scripted control a strong plus
•
Perform mechanical tolerance analysis
•
Skilled in prototype construction using metals, composites, and fabricated materials
•
Familiar with manufacturing documentation and process control
•
Comfortable iterating designs, troubleshooting builds, and solving hands-on engineering problems
•
Capable of independent work with minimal oversight and good communication across engineering and production teams
Compensation
The base salary range for this position is $120,000-190,000. When determining an individual’s compensation, we consider several factors including skillset, experience, job scope, and current market data, so pay for this role may vary from the amounts listed.
Legal Eligibility to Work
Due to U.S. export control regulations, this position is only open to “U.S. persons.” That means you must be a U.S. citizen, a lawful permanent resident (green card holder), or have refugee/asylee status. Unfortunately, we cannot consider applicants on temporary work visas (such as H-1B, TN, O-1, etc.) for this role.
Equal Employment Opportunity
AscendArc is an equal opportunity employer that does not discriminate on the basis of race, color, religion, sex (including pregnancy and gender identity), national origin, political affiliation, sexual orientation, marital status, disability, genetic information, age, membership in an employee organization, retaliation, parental status, military service, or other non-merit factor or legally protected status.