{"id":560811,"url":"https://alion.io/job/arcturus-senior-additive-manufacturing-engineer","title":"Senior Additive Manufacturing Engineer","company":{"id":456162,"name":"Arcturus","domain":"arcturus.io","url":"https://alion.io/company/arcturus-3","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":{"grade":"B","score":75,"open_postings":6,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-11-09T06:03:00Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Los Angeles, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":91000,"max_usd":172000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":6333},"experience_years_min":2,"visa_sponsorship":false,"relocation_package":true,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-08-10T01:16:17Z","employer_posted_date":"2026-08-10","last_verified_at":"2026-11-09T13:52:37Z","board_verified":true,"closed_at":null,"days_open":91,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":91},"description":"Senior Additive Manufacturing Engineer\nLos Angeles, CA (in-person)\nAbout Arcturus\nArcturus is creating a new wire technology stack that uses carbon nanomaterials to overcome the materials limitations of metals where performance breaks down, at real operating temperatures. Our technology is designed to significantly improve the performance of electric motors for drones and robotics, heat sinks, and ultimately the entire energy grid.\nWhy you should join us\nThis is a ground-floor opportunity to help build something that has never been done before.\nYou would join as an early senior additive manufacturing engineer and work closely with Arcturus’ technical leads across AM, nanomaterials, processing, and testing. This is a hands-on role for someone who wants to move quickly, run experiments, build real hardware, and help turn first-of-its-kind materials science into repeatable manufacturing capability.\nPurpose\nWe are seeking a Senior Additive Manufacturing Engineer who can help execute and improve Arcturus’ metal additive manufacturing workflows across LPBF, DED, and related metal processing approaches. This person will support parameter development, build preparation, print execution, post-processing, characterization feedback, and process documentation for aluminum and copper systems infused with carbon nanomaterials.\nThe role\nThis role will work closely with Arcturus’ Lead Additive Manufacturing Engineer, technical leads, and CEO.\n\nWhat you’ll do\nSupport LPBF, DED, and related metal additive manufacturing experiments for carbon nanomaterial-infused aluminum and copper systems\n\nPrepare builds, define build layouts, support orientation and support strategy, and help execute design-for-additive-manufacturing decisions\n\nDevelop and refine print parameters, scan strategies, thermal management approaches, and process recipes\n\nSupport powder and feedstock handling, build setup, machine operation, sample removal, post-processing, and documentation\n\nHelp diagnose print defects including porosity, cracking, distortion, poor bonding, surface quality issues, and inconsistent build outcomes\n\nPartner with nanomaterials, process, and testing teams to connect print parameters to electrical, thermal, mechanical, and microstructural performance\n\nHelp build and maintain fixture designs, CAD files, build records, process travelers, test plans, and experiment summaries\n\nSupport DOE-style experimentation, repeatability studies, and root-cause investigations\n\nWork with vendors, machine shops, external labs, and equipment suppliers as needed to keep experiments and builds moving\n\nBasic qualifications\nBS, MS, or PhD in mechanical engineering, materials science, manufacturing engineering, welding engineering, metallurgical engineering, physics, or a related field\n\n2+ years of hands-on experience in additive manufacturing, metal processing, powder metallurgy, laser processing, welding, or a closely related field\n\nExperience with at least one relevant process area such as LPBF, DED, WAAM, powder metallurgy, laser processing, welding, or metal AM post-processing\n\nStrong hands-on engineering instincts and comfort working in a lab, shop, or manufacturing environment\n\nAbility to execute experiments, analyze results, troubleshoot problems, and communicate findings clearly\n\nStrong technical documentation skills, including build notes, test plans, process updates, and experimental summaries\n\nHigh ownership, attention to detail, and comfort working in a fast-moving startup environment\n\nPreferred qualifications\nExperience with LPBF or DED metal additive manufacturing (or similar, ie. WAAM, etc.)\n\nExperience with aluminum, copper, conductors, metal matrix composites, or non-standard material systems\n\nFamiliarity with AM build preparation tools, CAD, slicing, support generation, scan strategy setup, or print simulation\n\nExperience with powder handling, feedstock preparation, post-processing, sample preparation, or materials characterization\n\nFamiliarity with DOE, statistical analysis, root-cause analysis, or process optimization\n\nExperience working in a startup, research lab, advanced manufacturing team, or hardware development environment\n\nWhat we offer\nCompetitive cash compensation and meaningful equity\n\nDirect technical ownership over a core manufacturing platform\n\nThe chance to define the playbook for nanomaterial-enhanced metal additive manufacturing\n\nRelocation support for employees moving from outside the Los Angeles area","description_format":"text","description_chars":4469,"description_truncated":false,"requirements":{"experience_years_min":2,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Equity"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":true,"industries":["Advanced Materials","Materials Science & Nanotechnology"],"lifecycle":[{"event":"open","at":"2026-09-09T04:24:10Z"}],"visa":[],"liveness":{"score":11,"band":"cold","label":"Long shot","p_open":1,"p_active":0.404,"p_room":0.28,"age_days":91,"expected_fill_days":36,"reasons":["conf:1","win:tail","crowd:"],"computed_at":"2026-11-09T06:03:00Z"},"pay":null,"html_url":"https://alion.io/job/arcturus-senior-additive-manufacturing-engineer","json_url":"https://alion.io/job/arcturus-senior-additive-manufacturing-engineer.json","meta":{"generated_at":"2026-11-09T17:51:11Z","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":1845,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-10T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.1,"usd":0.01,"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":456162},"rest":"https://alion.io/mcp/rest/get_company?id=456162"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Farcturus-senior-additive-manufacturing-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":2,"usd":0.2},"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%2Farcturus-senior-additive-manufacturing-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.1,"usd":0.01},"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%2Farcturus-senior-additive-manufacturing-engineer"},{"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/arcturus-senior-additive-manufacturing-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Farcturus-senior-additive-manufacturing-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":560811}},{"tool":"search_jobs","arguments":{"company":"arcturus.io","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":560811},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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