{"id":3345444,"url":"https://alion.io/job/eutelsat-iris2-e2e-system-performance-sizing-engineer","title":"IRIS2 E2E System Performance & Sizing Engineer","company":{"id":52957,"name":"Eutelsat","domain":"eutelsat.com","url":"https://alion.io/company/eutelsat","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":null},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Turin, Italy"],"countries":["IT"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":42000,"max_usd":68000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":92},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"IBM DOORS","optional":false},{"name":"Jira","optional":false}],"status":"live","first_seen_at":"2026-10-09T02:00:00Z","employer_posted_date":"2026-10-09","last_verified_at":"2026-10-29T16:02:58Z","board_verified":true,"closed_at":null,"days_open":20,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":20},"description":"Connect with Eutelsat\nBe part of a new era in communications, transforming connectivity with Eutelsat - the world’s first GEO-LEO integrated global satellite operator.\nAs a leader in satellite communications, we provide global connectivity solutions - connecting businesses, communities, and governments around the world. We can connect you at on land, at sea and in the air. We also deliver broadcast television channels and packages, transmitting vital news reports around the world.\nWith Eutelsat You’ll Get To:\nPioneer the future of Space Technology\nBring connectivity to remote frontiers\nCollaborate with customer-centric experts\nEmbrace cultural diversity in our global team\nIn a dynamic industry where passion drives our teams to make a difference to become the most trusted partner for global satellite connectivity, you will elevate your skills in a stretching, rewarding, and meaningful environment. At Eutelsat, we’re united by inclusion and diversity, striving for gender balance and social responsibility, on Earth and in Space.\nWhy Eutelsat ?\nCommitment to Diversity & Inclusion: With colleagues from over 75 countries, we embrace our global DNA and are committed to creating an inclusive workplace. We are proud that one-third of our executive team and 60% of our board are represented by women.\nWays of Working That Drive Us: As \"One Team,\" we work collaboratively towards shared goals, with customer-centricity, respect, and inclusivity as our guiding principles.\nSustainability at Our Core: At Eutelsat, sustainability is more than just a word; it’s woven into our strategy. We’re dedicated to balancing social, environmental, and economic growth - both on Earth and in space.\nWork-Life Balance: We offer flexible schedules and hybrid work options to help you balance your personal and professional life. At Eutelsat, we are committed to supporting your well-being and ensuring you have the flexibility you need to succeed both at work and at home.\nReady to grow with us? Apply today and help us build a more inclusive, sustainable future in the world of satellite technology\nRole Overview\nEutelsat is seeking an experienced End-to-End System Performance & Sizing Engineer to lead the definition, optimisation and assessment of system sizing and performance for next-generation satellite communication networks.\nThis role spans all system domains, including user terminals, space segment, ground segment, network infrastructure, service platforms and operational systems. You will ensure that independently designed and delivered system elements collectively achieve the targeted end-to-end service objectives in terms of capacity, latency, availability and scalability.\nWorking at the intersection of systems engineering, performance modelling and solution architecture, you will define key performance budgets and targets, drive cross-segment design trade-offs, and coordinate the development and application of performance models to demonstrate compliance with mission and service requirements.\nKey Responsibilities\nLead a multi-disciplinary work stream composed of system, segment and modelling engineers.\nContribute to the definition, maintenance and evolution of system sizing assumptions and performance budgets.\nContribute to the maintenance of the end-to-end system engineering database and ensure consistency of the overall system definition.\nCoordinate modelling and simulation activities and define requirements for performance-tool enhancements.\nLead end-to-end performance assessments covering capacity, latency, availability and service scalability.\nEnsure performance tradeoffs, analyses, assumptions and conclusions are appropriately documented and traceable.\nDrive complex cross-domain trade studies involving user, space, ground and network segments\nIdentify, quantify and communicate performance bottlenecks, technical risks and design constraints.\nDefine performance requirements and sizing allocations for system segments and suppliers.\nTranslate mission and service needs into measurable, traceable and verifiable system performance requirements.\nInterface with business, program and engineering stakeholders to present performance assessments and justify design choices.\nInterface with industrial partners and suppliers to influence design decisions and assess compliance with system requirements.\nContribute to requirements verification, validation and statements of compliance.\nEnsure alignment and traceability between mission, system and segment-level requirements.\nRequired Experience\n 5-10 years of experience in systems engineering, system architecture, system performance engineering, modelling and simulation, or end-to-end architecture of complex telecommunications systems.\nMaster's degree or PhD in Telecommunications, Electrical Engineering, Aerospace Engineering, Computer Science, Applied Mathematics, or a related discipline.\nExperience in satellite communications, non-terrestrial networks (NTN), or LEO/MEO/GEO satellite systems.\nDemonstrated experience defining and analysing end-to-end system performance, capacity planning and sizing activities.\nExperience with satellite payload, user terminal, gateway, feeder-link or ground-segment design.\nExperience decomposing service-level objectives into system and subsystem requirements with full technical traceability.\nExperience leading multidisciplinary technical investigations and trade studies.\nExperience working within complex development programmes involving multiple engineering disciplines and stakeholders.\nExperience with requirements and project-management tools such as Jira, DOORS, Polarion, Jama or equivalent.\nStrong analytical and problem-solving skills, including the ability to structure complex problems, define work plans and drive technical closure against challenging schedules.\nDesirable Experience\nExperience with modelling and simulation activities with large scale performance tools.\nExperience supporting proposal activities, business cases or techno-economic trade-off analyses.\nExperience defining service-level agreements (SLAs) and key performance indicators (KPIs)\nExperience with 5G System architecture, including interactions between user equipment, NG-RAN, the 5G Core, transport networks and service platforms.\nExperience working on large-scale or multi-supplier telecommunications or satellite programmes.\nExperience supporting system integration, verification, validation or operational-readiness activities.\nFamiliarity with message flows, protocol stacks, interface data models and information-exchange modelling.\nExperience maintaining traceability across requirements, designs, supplier deliverables and verification evidence.\nFamiliarity with model-based systems engineering, requirements-management tools or architecture-modelling tools.\nCandidate Profile\nYou are a highly analytical and structured systems engineer who thrives at the interface between engineering disciplines, suppliers and business stakeholders. You are comfortable navigating ambiguity, structuring complex technical problems and driving alignment across large engineering teams.\nYou can:\nDeeply analyse complex technical topics while maintaining a clear understanding of mission objectives and system-level impacts.\nLead technical discussions and influence decisions without relying on formal authority.\nBuild consensus across organisational, disciplinary and supplier boundaries.\nFacilitate alignment between the owners of interconnected system elements.\nIdentify ambiguity, inconsistency and gaps in technical definitions and requirements.\nDrive complex trade-offs towards robust, evidence-based decisions.\nCommunicate effectively with both technical and non-technical audiences.\nClearly articulate design rationale, assumptions, dependencies and risks.\nManage competing priorities and perform effectively in high-pressure programme environments.\nChallenge assumptions constructively and promote data-driven decision-making.\nMaintain a strong focus on traceability, technical rigour and execution excellence.\nEutelsat treats the protection of personal data submitted to it seriously. By submitting this application, you agree to the collection and retention of your personal data by Eutelsat and acknowledge notice of, and understand the terms of Eutelsat’s Privacy Policy (as amended from time to time).","description_format":"text","description_chars":8331,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"master","optional":false},"security_clearance":false,"languages":[]},"benefits":["Flexible schedule","Hybrid work"],"hiring_locations":[{"name":"Italy","iso":"IT","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Satellite Communications"],"lifecycle":[{"event":"open","at":"2026-10-27T17:04:32Z"}],"visa":[],"liveness":{"score":62,"band":"ok","label":"Likely open","p_open":1,"p_active":0.829,"p_room":0.75,"age_days":20,"expected_fill_days":28,"reasons":["conf:0","velocity","win:late"],"computed_at":"2026-10-29T05:49:05Z"},"pay":null,"html_url":"https://alion.io/job/eutelsat-iris2-e2e-system-performance-sizing-engineer","json_url":"https://alion.io/job/eutelsat-iris2-e2e-system-performance-sizing-engineer.json","meta":{"generated_at":"2026-10-29T17:02:30Z","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":25481,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-30T00:00:00Z"}},"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":52957},"rest":"https://alion.io/mcp/rest/get_company?id=52957"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Feutelsat-iris2-e2e-system-performance-sizing-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%2Feutelsat-iris2-e2e-system-performance-sizing-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%2Feutelsat-iris2-e2e-system-performance-sizing-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/eutelsat-iris2-e2e-system-performance-sizing-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Feutelsat-iris2-e2e-system-performance-sizing-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3345444}},{"tool":"search_jobs","arguments":{"company":"eutelsat.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3345444},"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. Docs: https://alion.io/developers"}}