{"id":3997632,"url":"https://alion.io/job/bluecat-networks-senior-site-reliability-engineer","title":"Site Reliability Engineer","company":{"id":58109,"name":"BlueCat Networks","domain":"bluecatnetworks.com","url":"https://alion.io/company/bluecat-networks","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":{"grade":"B","score":75,"open_postings":3,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":37,"computed_at":"2026-11-12T10:38:37Z"}},"role":"DevOps","role_family":"DevOps","seniority":"middle","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Belgrade, Serbia"],"countries":["RS"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":4,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Amazon ECS","optional":false},{"name":"Amazon EKS","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"DNS","optional":false},{"name":"GitLab","optional":false},{"name":"GitLab CI","optional":false},{"name":"IAM","optional":false},{"name":"Incident Management","optional":false},{"name":"Java","optional":false},{"name":"Kubernetes","optional":false},{"name":"Python","optional":false},{"name":"SLI/SLO/SLA","optional":false},{"name":"Terraform","optional":false},{"name":"VPN","optional":false},{"name":"AWS Bedrock AgentCore","optional":true},{"name":"Azure","optional":true},{"name":"ElasticSearch","optional":true},{"name":"GCP","optional":true},{"name":"InfluxDB","optional":true},{"name":"LLM","optional":true},{"name":"PostgreSQL","optional":true},{"name":"RAG","optional":true},{"name":"Redis","optional":true}],"status":"live","first_seen_at":"2026-11-09T22:22:52Z","employer_posted_date":"2026-11-09","last_verified_at":"2026-11-12T17:23:49Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"About the Team\nThe BlueCat SaaS platform team runs and evolves the cloud platforms that support high-scale, mission-critical networking applications for global enterprises. Today that includes Edge Cloud, our ECS-based platform, and Horizon, our new EKS-based platform. Horizon will onboard more BlueCat products over time, including Edge, with a mission to deliver enterprise-grade software on a reliable, fast, globally distributed, and cost-efficient cloud foundation.\nAbout the Role\nWe are seeking a Senior Site Reliability Engineer to make our SaaS platforms, Edge Cloud and Horizon, production-ready, secure, observable, and scalable. You will play a pivotal role in improving the reliability, performance, and efficiency of the platform, partnering closely with development, platform, and infrastructure teams.\nThis role focuses on operating, automating, and hardening systems built by development teams, ensuring that emerging AI capabilities are delivered as enterprise-grade production services. You will own the cloud network fabric connecting our AWS environments, EKS clusters, GitLab, and on-prem infrastructure, and drive improvements in reliability, automation, and delivery velocity across teams.\nWhat You’ll Do\nOwn and continuously improve the reliability and availability of core systems and services.\nBuild and maintain infrastructure as code with Terraform, enabling repeatable, peer-reviewed, and auditable deployments across accounts and environments.\nDesign and maintain fully automated CI/CD pipelines with GitLab CI/CD for applications, infrastructure, and platform services.\nOperate and scale Kubernetes (EKS) clusters and Amazon ECS services running AI and cloud-native workloads, including ingress, CNI, service networking, upgrades, and routine cluster maintenance.\nArchitect, build, and operate AWS network infrastructure, including Transit Gateway, VPCs, routing, Site-to-Site VPN and Direct Connect, PrivateLink, and Route 53 Resolver, delivering secure, resilient connectivity between on-prem environments, GitLab, EKS clusters, and multi-account workloads.\nDiagnose and resolve complex connectivity, DNS, routing, and latency issues across hybrid-cloud and Kubernetes networking layers.\nImplement and evolve observability (metrics, logs, and traces) with actionable, low-noise alerting.\nDefine and drive SRE practices, including SLIs, SLOs, error budgets, incident response, and blameless postmortems.\nPartner with development teams to ensure services are production-ready and operable through rigorous testing and release practices.\nParticipate in the on-call rotation, lead incident resolution, and drive root cause analysis and remediation.\nImprove the cost efficiency, performance, and capacity planning of the platform.\nMentor engineers and raise the bar for operational excellence.\nWhat You Bring\n4+ years of experience in SRE, DevOps, Platform, or Cloud Infrastructure Engineering.\nDeep, hands-on AWS networking expertise, including Transit Gateway (attachments, route tables, inter-account and inter-region peering), VPC design, Site-to-Site VPN and Direct Connect, PrivateLink/VPC endpoints, security groups and NACLs, and hybrid DNS.\nProven experience designing and troubleshooting connectivity between on-prem networks, GitLab (self-managed or SaaS), and EKS clusters.\nStrong hands-on experience with AWS and Kubernetes (EKS), including deploying and troubleshooting workloads, namespaces, services, deployments, and ingress controllers.\nStrong Infrastructure as Code skills with Terraform, including module design, state management, and GitLab CI/CD-based plan/apply workflows.\nHands-on expertise building and maintaining CI/CD pipelines with GitLab CI/CD.Strong proficiency in Python (or Go/Java) for automation and tooling.\n\nSolid understanding of AWS identity and access management (IAM), including IAM Identity Center/SSO, roles, policies, trust relationships, SCPs, and cross-account access patterns.\nStrong analytical and troubleshooting skills, with a proactive approach to identifying performance bottlenecks and areas for improvement.\nExperience with on-call rotations and incident management for production systems.\nAbility to onboard quickly into existing AWS environments and operate independently.\nExcellent communication skills, with the ability to translate technical issues into business-relevant terms and manage stakeholder expectations.\nNice to Have\nExperience with Azure and/or GCP, including their networking and IaC frameworks.\nExperience operating or supporting AWS AgentCore or similar AI/agent platforms, or other AI/LLM and agent-based systems.\nExperience running stateful workloads on Kubernetes (PostgreSQL, Redis, Elasticsearch, InfluxDB, etc.).\nKnowledge of RAG, vector databases, or knowledge systems.\nMulti-region AWS architecture experience, and experience with Amazon ECS-based platforms.\nCost optimization, capacity planning, and infrastructure budgeting experience.\nRelevant certifications, such as AWS Advanced Networking - Specialty, AWS Solutions Architect - Professional, and a Kubernetes certification (CKA, CKAD, or CKS).","description_format":"text","description_chars":5110,"description_truncated":false,"requirements":{"experience_years_min":4,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"Serbia","iso":"RS","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Infrastructure & Networking Services","Network Security","DNS Services"],"lifecycle":[{"event":"open","at":"2026-11-10T01:53:03Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":2,"expected_fill_days":37,"reasons":["conf:5","velocity","win:early"],"computed_at":"2026-11-12T10:38:37Z"},"pay":null,"html_url":"https://alion.io/job/bluecat-networks-senior-site-reliability-engineer","json_url":"https://alion.io/job/bluecat-networks-senior-site-reliability-engineer.json","meta":{"generated_at":"2026-11-12T17:35:57Z","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":36995,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-13T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.1,"usd":0.01,"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":58109},"rest":"https://alion.io/mcp/rest/get_company?id=58109"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fbluecat-networks-senior-site-reliability-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":2,"usd":0.2},"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%2Fbluecat-networks-senior-site-reliability-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.1,"usd":0.01},"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%2Fbluecat-networks-senior-site-reliability-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/bluecat-networks-senior-site-reliability-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fbluecat-networks-senior-site-reliability-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3997632}},{"tool":"search_jobs","arguments":{"company":"bluecatnetworks.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3997632},"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. 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