{"id":1731382,"url":"https://alion.io/job/leonardo-principal-ai-platform-engineer","title":"Principal AI Platform Engineer","company":{"id":54177,"name":"Leonardo","domain":"leonardo.com","url":"https://alion.io/company/leonardo-com","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":null},"role":"AI/ML","role_family":"AI/ML","seniority":"lead","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Edinburgh, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":89000,"max_usd":185000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":17},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Bash","optional":false},{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"Kubernetes","optional":false},{"name":"Linux","optional":false},{"name":"LiteLLM","optional":false},{"name":"Python","optional":false},{"name":"SGLang","optional":false},{"name":"vLLM","optional":false}],"status":"live","first_seen_at":"2026-10-01T00:00:00Z","employer_posted_date":"2026-10-01","last_verified_at":"2026-10-06T14:49:02Z","board_verified":true,"closed_at":null,"days_open":5,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":5},"description":"Job Description:\nYour Impact\nWe are recruiting for a Senior or Principal AI Platform Engineer to help shape, build and operate the infrastructure and services that underpin our AI platform, providing engineers with secure, reliable access to AI models and inference services.\nWhat you’ll do\nTake ownership of the platform layer above our managed GPU infrastructure, including model serving, inference runtimes, AI gateways and supporting services. You will help make these capabilities easy for engineering teams to consume while maintaining appropriate controls around security, performance and availability.\nUsing technologies such as containers, Kubernetes, vLLM and AI gateway platforms, you will deploy and operate scalable inference services, improve observability and performance, and investigate complex technical issues across the platform. You will also help establish engineering standards for operating AI services within a secure enterprise environment, including cases where the target system has no route to the internet.\nWe are a multidisciplinary team looking for candidates with a broad mix of skills and experience. You do not need to meet every requirement. What matters most is sound engineering judgement, adaptability and the ability to make a meaningful contribution.\nWhat you’ll bring\nExperience operating shared or business-critical platforms\nFamiliarity with large language models and the practical considerations of running them\nExperience troubleshooting distributed systems and performance issues\nFamiliarity with infrastructure as code and CI/CD\nEffective communication and stakeholder engagement\nCuriosity and a drive for continuous improvement\nKey areas we value experience in:\nLinux, application and server administration\nContainers and container orchestration, such as Docker and Kubernetes\nAI inference and model serving platforms, such as vLLM, SGLang or similar\nAI gateways and API management, such as LiteLLM, Bifrost or similar\nGPU workloads, including performance, utilisation and resource management\nProgramming and scripting, such as Python, Bash or Go\nMonitoring, observability and SRE practices\nSecure, resilient and scalable service design\nAuthentication, access control, rate limiting and service integration\nTechnical documentation and operational guidance\nSecurity Clearance\nYou must be eligible for full security clearance. For more information and guidance please visit: https://www.gov.uk/government/publications/united-kingdom-security-vettingclearance-levels\nWhy join us\nAt Leonardo, our people are at the heart of everything we do. We offer a comprehensive, company-funded benefits package that supports your wellbeing, career development, and work-life balance. Whether you're looking to grow professionally, care for your health, or plan for the future, we’re here to help you thrive.\nTime to Recharge: Enjoy generous leave with the opportunity to accrue up to 12 additional flexi-days each year.\nSecure your Future: Benefit from our award-winning pension scheme with up to 15% employer contribution.\nYour Wellbeing Matters: Free access to mental health support, financial advice, and employee-led networks championing inclusion and diversity (Enable, Pride, Equalise, Armed Forces, Carers, Wellbeing and Ethnicity).\nRewarding Performance: All employees at management level and below are eligible for our bonus scheme.\nNever Stop Learning: Free access to 4,000+ online courses via Coursera and LinkedIn Learning.\nRefer a friend: Receive a financial reward through our referral programme.\nTailored Perks: Spend up to £500 annually on flexible benefits including private healthcare, dental, family cover, tech & lifestyle discounts, gym memberships and more.\nFlexible working: Flexible hours with hybrid working options. For part time opportunities, please talk to us about what might be possible for this role.\nFor a full list of our company benefits please visit our website.\nLeonardo is a global leader in Aerospace, Defence, and Security. Headquartered in Italy, we employ over 53,000 people worldwide including 8,500 across 9 sites in the UK. Our employees are not just part of a team-they are key contributors to shaping innovation, advancing technology, and enhancing global safety.\nAt Leonardo we are committed to building an inclusive, accessible, and welcoming workplace. We believe that a diverse workforce sparks creativity, drives innovation, and leads to better outcomes for our people and our customers. If you have any accessibility requirements to support you during the recruitment process, just let us know.\nBe part of something bigger - apply now!\nPrimary Location:\nGB - EdinburghContract Type:\nPermanentHybrid Working:\nHybrid","description_format":"text","description_chars":4701,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Flexible schedule","Gym membership","Hybrid work"],"hiring_locations":[{"name":"United Kingdom","iso":"GB","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-03T00:11:45Z"}],"visa":[{"country":"GB","licensed_sponsor":true,"evidence":"Licensed UK visa sponsor (Secondment Worker, Senior or Specialist Worker, Skilled Worker)","filings_12m":null,"filings_prev_12m":null,"green_card_filings_12m":null,"median_offered_wage_usd":null,"route":"Global Business Mobility: Secondment Worker; Global Business Mobility: Senior or Specialist Worker; Skilled Worker","cap_exempt":false,"checked_at":"2026-10-06T06:21:00+00:00","sources":["UK Home Office: register of licensed sponsors (workers)"],"filings_for_role_12m":0}],"liveness":{"score":82,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.824,"p_room":1,"age_days":5,"expected_fill_days":16,"reasons":["conf:0","velocity","win:early","comp:brand"],"computed_at":"2026-10-06T05:45:30Z"},"pay":null,"html_url":"https://alion.io/job/leonardo-principal-ai-platform-engineer","json_url":"https://alion.io/job/leonardo-principal-ai-platform-engineer.json","meta":{"generated_at":"2026-10-06T22:00:54Z","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","counted_by":"address","units_charged":1,"used_today":2076,"day_limit":5000,"remaining_today":2924,"minute_limit":60,"resets_at":"2026-10-07T00:00:00Z"}},"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":54177},"rest":"https://alion.io/mcp/rest/get_company?id=54177"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fleonardo-principal-ai-platform-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%2Fleonardo-principal-ai-platform-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%2Fleonardo-principal-ai-platform-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/leonardo-principal-ai-platform-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fleonardo-principal-ai-platform-engineer"}]}