{"id":4278906,"url":"https://alion.io/job/viavi-solutions-ai-modelling-engineer-digital-twin","title":"AI Modelling Engineer, Digital Twin","company":{"id":58886,"name":"VIAVI Solutions","domain":"viavisolutions.com","url":"https://alion.io/company/viavi-solutions","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":79,"open_postings":28,"ghost_share":0,"stale_share":0.857,"repost_share":0,"time_to_fill_p50_days":42,"computed_at":"2026-11-12T10:38:37Z"}},"role":"AI/ML","role_family":"AI/ML","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Stevenage, United Kingdom"],"countries":["GB"],"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":"Agile","optional":false},{"name":"Digital Twin","optional":false},{"name":"Docker","optional":false},{"name":"Git","optional":false},{"name":"Linux","optional":false},{"name":"Machine Learning","optional":false},{"name":"Python","optional":false},{"name":"PyTorch","optional":false},{"name":"Scikit-learn","optional":false},{"name":"TensorFlow","optional":false}],"status":"live","first_seen_at":"2026-11-13T19:53:11Z","employer_posted_date":"2026-11-13","last_verified_at":"2026-11-13T19:53:11Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Summary:\nVIAVI (NASDAQ: VIAV) is a global provider of network test, monitoring and assurance solutions for telecommunications, cloud, enterprises, first responders, military, aerospace, and railway. VIAVI is also a leader in light management technologies for 3D sensing, anti-counterfeiting, consumer electronics, industrial, automotive, government and aerospace applications.We are the people behind the products that help keep the world connected at home, school, work, at play, and everywhere in between. VIAVI employees are passionate about supporting customer success and we welcome people who bring their best every day to the company - to question, to collaborate and to push for solutions that will delight our customers.Duties & Responsibilities:\nWould you like to work on real products, learn from world class engineers and scientists, and gain applied experience with digital twin and simulation technologies?\nWe are building a RAN digital twin and scenario simulation platform which enables operators, vendors and integrators develop, text and validate AI-driven RAN control before touching a live network. We are extending this platform through sustainable, energy-aware networks, with models that capture real-world network behaviour. Your role will be to help us build these models into the platform and use them to validate AI based network control.\nWhat you will be doing:\nInitiate the design, development, execution and implementation of technology research projects. \nInvestigate the feasibility of applying scientific principles and concepts to potential inventions and products. \nPlan and execute applied research. \nMaintains substantial knowledge of state-of-the-art principles and theories, and may contribute to scientific literature and conferences. As well as coordinate the interdepartmental research efforts \nMay participate in development of patent applications. \nPre-Requisites / Skills / Experience Requirements:\nTo be successful in this role you will bring:\nMSc in Machine Learning or related field\nSolid Python skills and applied experience with data and ML libraries (e.g. padas, scikit-learn, PyTorch or TensorFlow) \nUnderstanding of mobile network fundamentals (LTE/5G RAN, KPIs, ORAN, energy efficiency concepts)\nAnalytical skills \nAlthough not essential, it would be preferable if you also had:\nfamiliarity with raytracing or radio network modelling \nknowledge of energy systems modelling, power electronics, or renewable energy \nAgile development practices \nexperience with Linux, Git, and Docker \nIf you have what it takes to push boundaries and seize opportunities, apply to join our team today.\nVIAVI Solutions is an equal opportunity and affirmative action employer - minorities/females/veterans/personswith disabilities.","description_format":"text","description_chars":2764,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"master","optional":false},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Industrial IoT (IIoT)","Test & Measurement Instruments","Optics & Photonic Components"],"lifecycle":[{"event":"open","at":"2026-11-13T19:53:11Z"}],"visa":[{"country":"GB","licensed_sponsor":true,"adverts_offering_sponsorship_24m":0,"sanctioned_now":false,"evidence":"Licensed UK visa sponsor (Graduate Trainee, 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: Graduate Trainee; 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