{"id":4000685,"url":"https://alion.io/job/factorial-energy-cell-test-engineer","title":"Cell Test Engineer","company":{"id":58564,"name":"Factorial Energy","domain":"factorialenergy.com","url":"https://alion.io/company/factorial-energy","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":null},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"junior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Cheonan, South Korea"],"countries":["KR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Battery Cyclers","optional":true},{"name":"Microsoft Excel","optional":true},{"name":"Python","optional":true}],"status":"live","first_seen_at":"2026-11-10T01:57:01Z","employer_posted_date":"2026-11-10","last_verified_at":"2026-11-10T03:20:34Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Who We Are \nFactorial Energy is a pioneering U.S.-based solid-state battery company driving the future of energy storage and electrification. Partnered with global leaders including Mercedes-Benz, Stellantis, Hyundai, and Kia, Factorial is at the forefront of developing next-generation e-mobility platforms for commercial, defense, and consumer applications-spanning electric vehicles (EVs), drones, eVTOL aircraft, power tools, marine systems, robotics, and more. The company has achieved multiple industry firsts, including being the first to power a demonstration vehicle with a global OEM (Mercedes- Benz), which achieved over 1,200 km (749 mi) of range, and the first to earn UN 38.3 certification for automotive-sized lithium-metal solid-state cells, and the first to deliver B-samples of automotive-sized solid-state batteries to major OEMs. \nThe Opportunity: \nFactorial Energy is seeking a Cell Test Engineer to join our team in Cheonan, South Korea. This is an entry-level, hands-on role responsible for keeping our internal cell test lab running day to day: operating and maintaining test equipment, putting cells on test, and translating cell owners' requirements into test protocols. It is an excellent opportunity for a recent graduate to build a foundation in lithium-metal and solid-state battery testing alongside an experienced development team. \nIn this role, you will: \nOperate the internal cell test lab day to day, including loading and unloading cells, setting up fixtures, and starting, monitoring, and closing out tests \nPerform routine checks, calibration, and basic maintenance of test equipment (cyclers, environmental chambers, EIS, etc.), troubleshoot issues, and coordinate repairs with vendors \nWrite test protocols and cycler schedules based on requirements from cell owners, and confirm test conditions before launch \nTrack test status, channel and chamber utilization, and schedules, and promptly communicate progress and anomalies to cell owners \nMaintain accurate test records and sample tracking, and ensure test data is uploaded to the cell database \nFollow and help enforce lab safety procedures, including handling of lithium-metal cells, response to abnormal cells, and hazardous waste disposal \nCoordinate with external test labs for UN 38.3 and safety/abuse testing, including sample preparation, shipping documentation, scheduling, and report follow-up \nSupport basic data processing and test summary reports as needed \nWe are looking for people who: \nBachelor's degree in Electrical, Chemical, Mechanical, or Materials Engineering, Chemistry, or a related field \n0-2 years of experience; internship or academic lab experience with batteries or electrochemical testing is a plus \nBasic understanding of how lithium batteries work (charge/discharge, capacity, C-rate, SOC) \nHands-on and detail-oriented, comfortable with routine lab work and test equipment \nStrong safety awareness and discipline in following procedures \nProficient in Excel; familiarity with battery cyclers (e.g., Neware, Maccor, Arbin) or Python is a plus \nGood communication and teamwork skills, able to work effectively with cell owners and external labs \nFluent in English (written and spoken), basic Chinese communication capability is preferred. \nWork Location: \nCheonan, South Korea \nFactorial Energy is an equal opportunity employer that values diversity at all levels. All qualified applicants, regardless of personal characteristics, are encouraged to apply. \nTo request a reasonable accommodation to complete an application, job interview, and/or to otherwise participate in the hiring process, please contact ( )","description_format":"text","description_chars":3668,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[{"language":"Chinese","level":"Elementary (A1)","optional":true},{"language":"English","level":"Advanced (C1)","optional":false}]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Energy Storage"],"lifecycle":[{"event":"open","at":"2026-11-10T03:20:34Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":62,"reasons":["conf:2","win:early","comp:junior"],"computed_at":"2026-11-10T05:51:38Z"},"pay":null,"html_url":"https://alion.io/job/factorial-energy-cell-test-engineer","json_url":"https://alion.io/job/factorial-energy-cell-test-engineer.json","meta":{"generated_at":"2026-11-10T05:51:38Z","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":13595,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-11T00:00:00Z"}},"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":58564},"rest":"https://alion.io/mcp/rest/get_company?id=58564"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ffactorial-energy-cell-test-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%2Ffactorial-energy-cell-test-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%2Ffactorial-energy-cell-test-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/factorial-energy-cell-test-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ffactorial-energy-cell-test-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":4000685}},{"tool":"search_jobs","arguments":{"company":"factorialenergy.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":4000685},"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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