{"id":3808484,"url":"https://alion.io/job/east-penn-manufacturing-senior-software-engineer","title":"Senior Software Engineer","company":{"id":2490035,"name":"East Penn Manufacturing","domain":"eastpennmanufacturing.com","url":"https://alion.io/company/eastpennmanufacturing","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Ann Arbor, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Battery Management Systems","optional":false},{"name":"C++","optional":false},{"name":"Embedded C","optional":false},{"name":"C","optional":true},{"name":"MATLAB","optional":true},{"name":"Simulink","optional":true}],"status":"live","first_seen_at":"2026-11-05T14:14:27Z","employer_posted_date":"2026-11-05","last_verified_at":"2026-11-10T12:21:16Z","board_verified":true,"closed_at":null,"days_open":5,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":5},"description":"Get to know East Penn!\nNavitas Systems LLC, a leader in comprehensive energy storage solutions, was formed in 2011 with the merger of MicroSun Innovative Energy Storage Solutions and MicroSun Electronics, and the acquisition of lithium battery company A123 Systems’ Government Solutions Group. In 2019, East Penn Manufacturing, one of the world’s leading battery manufacturers, acquired majority interest in Navitas Systems. In SEVEN remarkable decades, East Penn has grown from a one-room shop with a product line of five automotive batteries to one of the world’s leading battery manufacturers with over 10,500 full-time employees, 515 product designs, operations around the world, and hundreds of awards for industry excellence.\nAt our Navitas facilities we engage in the research, design, development, and manufacture of advanced lithium cells and energy storage products and systems for both commercial and industrial customers. We invest in our people, they are and always will be the heart of this company. Are you ready to join a family-owned enterprise committed to honoring the contributions of everyone? Then Navitas is the right place for you.\nOverview\nNavitas Systems is looking for a self-motivated Senior Software Engineer to support and improve our existing Battery Management Systems product line while also developing our next generation platform. This is an opportunity to join at the foundational stage of development and have a direct impact on the architecture, capabilities, and engineering practices that will shape our future products.\nAs part of a small multidisciplinary engineering team, this position will contribute across the product development V-model and take ownership of challenging technical problems from concept through production. The ideal candidate has strong electronics fundamentals, hands-on product experience, and the ability to work effectively across engineering disciplines with limited direction.\nResponsibilities\nDevelop and support BMS software from requirements and architecture through integration, verification, and production release.\nDevelop BMS functions including protection, diagnostics, communications, cell monitoring, balancing, contactor control, and battery state estimation.\nOwn complex BMS issues that cross software, electronics, communications, and battery system boundaries, driving them through root cause and resolution.\nWork directly with Systems, Hardware, Validation, Manufacturing, Quality, and Field Application teams to deliver and support complete battery products.\nDefine verification methods and perform hands on integration and testing using BMS hardware, battery systems, and engineering test equipment.\nProvide technical direction and oversight for software activities performed by external engineering partners.\nQualifications\nEducation and Experience\nBachelor's degree in Electrical Engineering, Computer Engineering, Controls Engineering, or related discipline.\n7+ years developing embedded software or controls for production products using C/C++.\nExperience owning software through multiple stages of the V model, including requirements, design, implementation, integration, and verification.\nExperience developing and debugging software that directly interfaces with electronics, sensors, communications, and control hardware.\nBMS, battery, automotive, power electronics, industrial controls, or similar safety critical embedded product experience.\nKnowledge, Skills and Abilities\nStrong embedded C/C++ development, debugging, and real time software experience.\nExperience with CAN communications and protocols such as J1939 and UDS using tools such as CANalyzer or CANoe.\nAbility to read electrical schematics and troubleshoot interactions between software and hardware.\nWorking knowledge of lithium ion battery protection, cell monitoring, balancing, diagnostics, and SOC/SOH concepts.\nExperience with requirements traceability, software architecture, configuration management, and structured verification.\nDemonstrated ability to take an ambiguous technical objective, define the work required, and independently drive it to completion.\nProven ability to solve problems that cross software, hardware, systems, and test boundaries rather than working only within assigned software tasks.\nComfortable working in a small engineering team to be both technically hands-on and accountable for product results.\nAble to communicate technical decisions, risks, and tradeoffs clearly across engineering disciplines.\nPreferred Qualifications:\nDirect lithium ion BMS development experience from concept through production.\nMATLAB/Simulink, model based development, or production code generation experience.\nFunctional safety experience with ISO-26262 or IEC 61508.\nASPICE or V-model comparable structured product development experience.\nHIL, SIL, MIL, or automated embedded system verification experience.\nDisclaimer: This job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice\nEast Penn Benefits\nNavitas/East Penn offers excellent benefits:\nCompetitive compensation\nGroup health insurance that includes high quality medical, dental, vision and prescription coverage with a low employee premium\nRetirement Savings Plan with company match and a 3% employer contribution\nPaid company holidays and Paid Time Off (PTO)\nEmployee assistance program\nFitness Discounts\nPromotional opportunities\nAt Navitas/East Penn, our employees are our culture; our employees will always be the heart of the company. We are a private, family-owned enterprise committed to cultivating an atmosphere that honors the contributions of everyone. We want our employees to have long-term careers, and many do. More than 38% of our workforce has over a decade of service. Our open-door management policy, comprehensive benefits package, employee appreciation and recognition events, and career advancement opportunities are just some of the ways we show our employees how incredibly valued they are.\nEOE/VEVRAA","description_format":"text","description_chars":6159,"description_truncated":false,"requirements":{"experience_years_min":7,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Health insurance","Retirement plans"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Manufacturing","Energy Storage"],"lifecycle":[{"event":"open","at":"2026-11-05T14:14:27Z"}],"visa":[],"liveness":{"score":49,"band":"ok","label":"Likely open","p_open":1,"p_active":0.853,"p_room":0.578,"age_days":4,"expected_fill_days":4,"reasons":["conf:5","velocity","win:tail"],"computed_at":"2026-11-10T06:52:35Z"},"pay":null,"html_url":"https://alion.io/job/east-penn-manufacturing-senior-software-engineer","json_url":"https://alion.io/job/east-penn-manufacturing-senior-software-engineer.json","meta":{"generated_at":"2026-11-10T15:02:03Z","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":742,"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":2490035},"rest":"https://alion.io/mcp/rest/get_company?id=2490035"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Feast-penn-manufacturing-senior-software-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%2Feast-penn-manufacturing-senior-software-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%2Feast-penn-manufacturing-senior-software-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/east-penn-manufacturing-senior-software-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Feast-penn-manufacturing-senior-software-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3808484}},{"tool":"search_jobs","arguments":{"company":"eastpennmanufacturing.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3808484},"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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