{"id":3047184,"url":"https://alion.io/job/firefly-aerospace-mechanical-engineer-ii","title":"Mechanical Engineer II","company":{"id":63753,"name":"Firefly Aerospace","domain":"fireflyspace.com","url":"https://alion.io/company/firefly-aerospace-com","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":null},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"middle","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Cedar Park, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":65000,"max_usd":119000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":4330},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"ANSYS","optional":false},{"name":"GD&T","optional":false}],"status":"live","first_seen_at":"2026-10-21T00:00:00Z","employer_posted_date":"2026-10-21","last_verified_at":"2026-10-27T13:30:18Z","board_verified":true,"closed_at":null,"days_open":6,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":6},"description":"ABOUT FIREFLY AEROSPACE\nFirefly Aerospace is a space and defense technology company that enables our world to launch, land, and operate in space - anywhere, anytime. As the partner of choice for critical space missions, Firefly is the only commercial company to launch a satellite to orbit with 24-hour notice and the only company to achieve a successful Moon landing. Our launch vehicles, lunar landers, and orbital vehicles provide government and commercial customers with full mission services from low Earth orbit to the Moon and beyond. Headquartered in north Austin, Texas, Firefly is looking for passionate, hardworking innovators to join our team and help fuel our successful trajectory into space.\nSUMMARY\nFirefly Avionics Mechanical Engineers will leverage their creative design and experience to develop electronics enclosures, mechanical components, integration hardware, tooling, and test fixtures for launch vehicles. Qualified candidates will be responsible for design, analysis, hands-on build/integration, and support of environmental testing. You will be part of the avionics team and will work closely and collaborate with all other teams across the company.\nRESPONSIBILITIES\nDesign ruggedized electronics packaging and structural components for PCB assemblies used for launch vehicle and spacecraft applications\nDesign electro-mechanical assemblies for thermal and dynamic environments, EMI/EMC compatibility, and radiation resistance\nPerform thermal analyses (steady state thermal and thermal cycling) of electronics in aerospace environments\nPerform modal and vibration analyses of electronic assemblies with mechanical/structural components\nIn addition to electronics packaging, candidate will be responsible for design of test fixturing and ground support hardware for launch vehicle and spacecraft electronics\nSupport vibration, shock, and thermal test campaigns of products designed\nCandidate will be responsible for development of CAD designs, part drawings, assembly drawings, and technical documentation including presentations and reports\nWork with the PCB design team to specify mounting strategies, mechanical keep outs, hole size and spacing, PCB copper weights, connector type and placement, and thermal interfaces to the PCB assembly\nQUALIFICATIONS\nRequired\nBachelor of Science in mechanical engineering, aerospace engineering, or related field\n3+ years of engineering experience designing electronics packaging and electro-mechanical assemblies via internships, professional industry experience, or academia\n3+ years of 3D CAD design and drafting experience\nDesired\nHands on experience with design and integration of electronics packaging\nProficiency with NX or similar CAD software and analysis tools such as ANSYS\nExperience with multi-layer PCBA enclosure design\nExperience with various design features and calculations for mechanical packaging of electronics including vent analyses, EMI/EMC mitigation strategies, multi-component tolerance stack-up calculations, bolt load calculations, Steinberg PCB solder joint fatigue, etc.\nUnderstanding of basic subsystems of a launch vehicle and how avionics integrate within the vehicle and interface with instrumentation\nExperience designing for CNC machining and sheet metal production, as well as selecting appropriate materials and finishing processes\nExperience with environmental analysis and test including thermal cycle, thermal vacuum, shock, and vibration\nUnderstanding and knowledge of GD&T\nFirefly offers outstanding benefits for our employees, including generous health, dental and vision plans with low plan deductibles, parental leave, relocation benefits, educational reimbursement, short term disability, and flexible PTO options.\nTo conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.\nFirefly Aerospace, Inc. is an Equal Opportunity Employer; employment with Firefly is governed based on merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.","description_format":"text","description_chars":4472,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["Parental leave"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":true,"industries":["Space & Aerospace"],"lifecycle":[{"event":"open","at":"2026-10-22T00:53:20Z"}],"visa":[],"liveness":{"score":38,"band":"fade","label":"Fading","p_open":1,"p_active":0.684,"p_room":0.55,"age_days":6,"expected_fill_days":5,"reasons":["conf:2","velocity","win:tail","comp:brand"],"computed_at":"2026-10-27T05:46:45Z"},"pay":null,"html_url":"https://alion.io/job/firefly-aerospace-mechanical-engineer-ii","json_url":"https://alion.io/job/firefly-aerospace-mechanical-engineer-ii.json","meta":{"generated_at":"2026-10-27T18:10:34Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":8014,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-28T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":63753},"rest":"https://alion.io/mcp/rest/get_company?id=63753"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ffirefly-aerospace-mechanical-engineer-ii"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Ffirefly-aerospace-mechanical-engineer-ii"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Ffirefly-aerospace-mechanical-engineer-ii"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/firefly-aerospace-mechanical-engineer-ii\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ffirefly-aerospace-mechanical-engineer-ii"}]}