{"id":1998528,"url":"https://alion.io/job/uk-ltd-principal-process-engineer","title":"Principal Process Engineer","company":{"id":3101143,"name":"SI Group","domain":"siigroup.com","url":"https://alion.io/company/siigroup","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Oracle","truth_index":{"grade":"B","score":75,"open_postings":3,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-12T06:55:09Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"lead","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Freeport, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":131000,"max_usd":264000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":1562},"experience_years_min":15,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-07-31T19:34:38Z","employer_posted_date":"2026-07-31","last_verified_at":"2026-10-12T14:32:31Z","board_verified":true,"closed_at":null,"days_open":72,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":72},"description":"The Role:\nAs the Principal Process Engineer, reporting to the Director - Process Engineering, you will drive process safety excellence, lead process optimization initiatives, develop innovative process designs for capital projects, and provide high-impact technical support to plant teams.\nHow You Will Make an Impact:\nDrive Excellence in Process Safety\nPHAs: Provide technical assistance with PHAs/LOPAs, CAPAs, specify SIF requirements\nMOCs: Initiate and execute MOCs for process improvements and capital projects, as needed\nProcess Design: Develop Heat and Material Balances (HMBs), PSV calculation basis, capital project process design basis, process control functional specification narratives for new processes and collaborate with production to address gaps in current Process Safety Information (PSI)\nIncident Investigation: Provide technical support as needed to ensure root causes are correctly identified\nCreate Value Through Innovation in Process Optimization\n Identify, evaluate, and execute medium-term initiatives to drive improvements in yield, energy usage, capacity, and quality\nPartner with cross-functional teams including production and maintenance to ensure solutions are sustainable\nLeverage global process knowledge to ensure best practices are shared to drive improvements\nLead/support plant trials, as needed, for process improvements to mitigate business, quality, safety, and production risks and to document and trial data and results\nDevelop Innovative Designs\nDevelop process design basis for capital projects\nLead feasibility studies for potential new initiatives\nEnsure technically sound detailed process engineering design is delivered to project team, including external engineering work\nParticipate in commissioning and startup teams, as needed\nOwn Technology of Plant Assets\nCoordinate with process technology to ensure successful implementation of new products and process technologies\nLead/support plant trials, as needed, for new or improved products and new process technologies to mitigate business, quality, safety, and production risks and to document trial data and results\nDevelop big picture step change improvements of strategic plant assets\nDevelop strategic options for asset/product line footprints\nProvide Technical Production Support\nProvide technical assistance to plants for high impact issues and troubleshooting, as needed\nPartner with process technology and other cross functional teams, to develop practical solutions to plant problems, as needed\nProvide mentoring to production engineers\nCreating Extraordinary Starts With:\nBachelor of Science Degree in Chemical Engineering \nMinimum of 15 years of experience in chemical process and/or production engineering\nWorking knowledge of distributed control systems (DCS) and safety instrumented systems (SIS) \nWorking knowledge of standards such as API, ASME, NFPA, etc.\nWhat We Value:\nWe strive for all employees to nurture physical, mental and emotional health both personally and professionally. Our commitment to health and wellness centers around prevention, early detection and embracing a healthy lifestyle. Some offerings may vary by role or region, but may include:\nPhysical Health benefits including competitive Medical, Dental, and Vision packages, company contribution to Health Savings Account, cash incentive for Annual Physical and reimbursement \n Financial Wellness opportunities including company paid life insurance and disability plans, 401(k) Retirement Plan with generous company match, and certified Financial Planning & Investment services \n Mental Health benefits including generous Paid Time Off and 10 Paid Holidays, Paid Parental Bonding Leave, and much more!","description_format":"text","description_chars":3690,"description_truncated":false,"requirements":{"experience_years_min":15,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Life insurance","Retirement plans"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["APIs & Drug Manufacturing"],"lifecycle":[{"event":"open","at":"2026-10-07T10:10:22Z"}],"visa":[],"liveness":{"score":16,"band":"cold","label":"Long shot","p_open":1,"p_active":0.567,"p_room":0.28,"age_days":72,"expected_fill_days":32,"reasons":["conf:3","win:tail","crowd:"],"computed_at":"2026-10-12T06:55:09Z"},"pay":null,"html_url":"https://alion.io/job/uk-ltd-principal-process-engineer","json_url":"https://alion.io/job/uk-ltd-principal-process-engineer.json","meta":{"generated_at":"2026-10-12T17:06:35Z","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":27246,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-13T00:00:00Z"}},"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":3101143},"rest":"https://alion.io/mcp/rest/get_company?id=3101143"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fuk-ltd-principal-process-engineer"},{"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%2Fuk-ltd-principal-process-engineer"},{"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%2Fuk-ltd-principal-process-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/uk-ltd-principal-process-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fuk-ltd-principal-process-engineer"}]}