{"id":748533,"url":"https://alion.io/job/halo-industries-principal-software-engineer","title":"Principal Software Engineer","company":{"id":673425,"name":"HALO Industries","domain":"halo-industries.com","url":"https://alion.io/company/halo-industries","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workable","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"lead","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Santa Clara, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":200000,"max":null,"currency":"USD","period":"year","gross":null,"usd_annual":200000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"C#","optional":false},{"name":"EtherCAT","optional":false},{"name":"PID Control","optional":false},{"name":"TCP/IP","optional":false},{"name":"Python","optional":true}],"status":"live","first_seen_at":"2026-08-11T00:00:00Z","employer_posted_date":"2026-08-11","last_verified_at":"2026-11-09T11:33:30Z","board_verified":true,"closed_at":null,"days_open":90,"trust":{"level":"ok","repost_count":0,"flags":[],"days_open":90},"description":"The Company\nHalo Industries has invented a technology to replace a decades-old semiconductor material wire saw slicing process that wastes billions of dollars annually in high-value materials.\nHalo’s laser-based technology eliminates this waste from the silicon carbide (SiC) substrate manufacturing process, delivering improvements in both material cost and performance, while enabling accelerated growth for a diverse set of high-growth application markets, including the electric vehicle, grid infrastructure, industrial HVAC and other high-voltage power electronics sectors.\nHalo originally spun out of Stanford University in 2014, acquiring a significant series A round of VC funding in 2020 following the successful demonstration of the company’s precision material slicing equipment. Having recently closed on an $80M+ B round of VC funding, Halo is driving the fast-scale growth of the company’s team and manufacturing operations.\nHalo Industries is well-funded, deeply engaged with multiple strategic customers, and staged to achieve rapid operational, revenue, and valuation growth.\nThe Opportunity\nAs Halo transitions from R&D to high-volume manufacturing, we are seeking a Principal Machine Control Software Engineer to support the development, integration, and maintenance of equipment control systems for our semiconductor production tools.\nThis role will focus on hands-on software development and system integration, working closely with cross-functional engineering teams. The engineer will report to a senior member of the machine control team and contribute to building reliable, scalable automation systems.\n Responsibilities\nLead the design, development, and lifecycle management of advanced machine control software for semiconductor manufacturing equipment, ensuring scalability, reliability, and performance in high-precision environments.\nArchitect and oversee implementation of industrial communication frameworks, including SECS/GEM, TCP/IP, EtherCAT, Modbus, Ethernet/IP, and RS232/RS485, establishing robust and extensible interfaces across complex systems.\nDrive development of high-performance software solutions in C# (including WPF), defining standards for graphical user interfaces, device communication layers, and real-time system monitoring.\nOwn the integration strategy for hardware subsystems such as robotics, motion control systems, lasers, and data acquisition devices, ensuring seamless coordination between software and physical components.\nDefine and guide the development of operator control systems, automation logic, and state machines for sophisticated equipment, emphasizing maintainability, fault tolerance, and operational efficiency.\nLead system-level debugging, testing, and validation efforts, establishing best practices and mentoring engineers in root cause analysis and issue resolution across hardware-software boundaries.\nCollaborate cross-functionally with mechanical, electrical, and systems engineering teams to drive end-to-end system integration, influencing design decisions and resolving complex technical challenges.\nEstablish and enforce software architecture standards, control methodologies, and safety practices aligned with industry regulations and internal quality benchmarks.\nChampion engineering excellence through code reviews, documentation standards, version control strategies, and continuous improvement of development processes.\nProvide technical leadership and mentorship to engineering teams, contributing to strategic planning, technology roadmaps, and innovation initiatives within the organization.\nRequirements\nBasic Qualifications\nBachelor’s degree in Software Engineering, Computer Science, or a related technical field\n20+ years of relevant experience in machine control, automation, or industrial software development\nHands-on experience with industrial communication protocols (e.g., Modbus, TCP/IP, serial interfaces)\nExperience developing software in C# for hardware control and UI applications\nExperience with Industrial automation hardware\nUnderstanding of motion control concepts, including PID loop control and state machine design \nPreferred Qualifications\nExperience in semiconductor equipment or similar industrial environments\nExposure to wafer handling robots or semiconductor devices\nStrong problem-solving and debugging skills in complex electromechanical systems\nExperience in Python\nExperience with SECS/GEM and factory automation systems\nExperience with machine vision or camera systems\nFamiliarity with Manufacturing Execution Systems (MES)\nBackground in mechatronics or automation systems\nBenefits\nHealth Care Plan (Medical, Dental & Vision)\nRetirement Plan (401k, IRA)\nBonus Plan eligible\nPaid Time Off (Vacation, Sick & Public Holidays)\nLife Insurance (Basic, Voluntary & AD&D)\nFamily Leave (Maternity, Paternity)\nFree Food & Snacks\nStock Option Plan\nShort Term & Long Term Disability\nBase salary $200,000 - $220,000\nAdditional Information\nWe are committed to creating an inclusive workplace where all team members feel valued and supported. We welcome applicants from diverse backgrounds, including those from underrepresented communities in STEM. If you meet most of the qualifications and are excited about this opportunity, we encourage you to apply.","description_format":"text","description_chars":5267,"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":[]},"benefits":["401k plan","Life insurance","Parental leave","Retirement plans"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-09-11T14:57:12Z"}],"visa":[{"country":"US","licensed_sponsor":true,"adverts_offering_sponsorship_24m":0,"sanctioned_now":false,"evidence":"H-1B filings in 12 months: 9","filings_12m":9,"filings_prev_12m":4,"green_card_filings_12m":0,"median_offered_wage_usd":152500,"route":null,"cap_exempt":false,"checked_at":"2026-11-09T07:32:21+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)"],"filings_for_role_12m":0}],"liveness":{"score":18,"band":"cold","label":"Long shot","p_open":1,"p_active":0.63,"p_room":0.28,"age_days":90,"expected_fill_days":42,"reasons":["conf:1","win:tail","crowd:"],"computed_at":"2026-11-09T06:03:00Z"},"pay":{"stated_usd_annual":200000,"is_top_pay":true},"html_url":"https://alion.io/job/halo-industries-principal-software-engineer","json_url":"https://alion.io/job/halo-industries-principal-software-engineer.json","meta":{"generated_at":"2026-11-09T15:22:54Z","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":21691,"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":673425},"rest":"https://alion.io/mcp/rest/get_company?id=673425"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fhalo-industries-principal-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%2Fhalo-industries-principal-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%2Fhalo-industries-principal-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/halo-industries-principal-software-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fhalo-industries-principal-software-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":748533}},{"tool":"search_jobs","arguments":{"company":"halo-industries.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":748533},"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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