{"id":2241098,"url":"https://alion.io/job/nebius-senior-system-engineer-cloudgate-2","title":"Senior System Engineer (CloudGate)","company":{"id":6364,"name":"Nebius","domain":"nebius.com","url":"https://alion.io/company/nebius","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":80,"open_postings":127,"ghost_share":0,"stale_share":0.787,"repost_share":0,"time_to_fill_p50_days":41,"computed_at":"2026-10-14T06:34:16Z"}},"role":"DevOps","role_family":"DevOps","seniority":"senior","employment_type":null,"work_mode":"remote","remote_scope":"stated_regions","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":["Amsterdam, Netherlands"],"countries":["NL"],"hiring_countries":["DE","FR","GB","AT","BE","BG","HR","CZ","DK","FI","HU","IE","IT","NL","NO","PL","RO","ES","SE","CH","EE","GR","IS","LV","LI","LT","LU","MT","PT","SK","SI"],"hiring_countries_total":31,"salary":null,"salary_estimate":{"min_usd":92000,"max_usd":254000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":2792},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Go","optional":false},{"name":"gRPC","optional":false},{"name":"BGP","optional":true},{"name":"Linux","optional":true}],"status":"live","first_seen_at":"2024-08-27T09:40:36Z","employer_posted_date":"2026-10-09","last_verified_at":"2026-10-14T05:42:29Z","board_verified":true,"closed_at":null,"days_open":777,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":777},"description":"About Nebius:\nNebius is leading a new era in cloud infrastructure for the global AI economy. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model training through to production deployment, without the cost and complexity of building large in-house AI/ML infrastructure.\nBuilt by engineers, for engineers. From large-scale GPU orchestration to inference optimization, we own the hard problems across compute, storage, networking and applied AI.\nListed on Nasdaq (NBIS) and headquartered in Amsterdam, we have a global footprint with R&D hubs across Europe, the UK, North America and Israel. Our team of 1,500+ includes hundreds of engineers with deep expertise across hardware, software and AI R&D.\nThe role\nOur CloudGate team is responsible for the software side of external network connectivity in our Cloud. We're building a traffic delivery system for a variety of scenarios: IPv4 connectivity, Cloud Interconnect, Egress NAT, and a network load balancer. They serve tens of millions of packets per second.\nWe have a control plane microservice architecture with gRPC transport and our own Database as our data warehouse.\n\nWhat we do:\nIncrease service scalability\nDeveloping service functionality with support for service endpoints and expansion of health check types\nImprove the internal architecture, optimizing interaction with related services \nIn this position, your responsibility will be to:\nDeveloping a data plane for Nebius Cloud network services\nImprove service performance and reliability\nAutomate complex cross-service interaction scenarios\nPerform load testing for services\nWe expect you to have:\nCapable of writing reliable, high-performance code\nProficient in C and ready to learn Go/C++\nFamiliar with routing network traffic\nIt would be an added bonus if you had:\nWorked with VPP, DPDK, and the Linux kernel network subsystem\nWell-versed in virtual networks and overlays, SDN, NFV, DPI, network protocols, routing and tunneling, BGP, and MPL\nWe conduct coding interviews as part of the process.\nBenefits & Perks:\nCompetitive compensation\nCareer growth and learning opportunities\nFlexibility and ownership\nCollaborative and innovative culture\nOpportunity to work on impactful AI projects\nInternational environment and talented teams\nWhat's it like to work at Nebius:\nFast moving - Bold thinking - Constant growth - Meaningful impact - Trust and real ownership - Opportunity to shape the future of AI \nEqual Opportunity Statement:\nNebius is an equal opportunity employer. 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