{"id":4009425,"url":"https://alion.io/job/iren-senior-network-engineer-fabric-deployment","title":"Senior Network Engineer (Fabric Deployment)","company":{"id":47565,"name":"IREN","domain":"iren.com","url":"https://alion.io/company/iren","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"HiBob","truth_index":null},"role":"Networking","role_family":"Networking","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Sydney, Australia"],"countries":["AU"],"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":"Ansible","optional":false},{"name":"BGP","optional":false},{"name":"Git","optional":false},{"name":"GitLab","optional":false},{"name":"InfiniBand","optional":false},{"name":"Linux","optional":false},{"name":"Python","optional":false},{"name":"Terraform","optional":false}],"status":"live","first_seen_at":"2026-11-09T21:04:39Z","employer_posted_date":"2026-11-10","last_verified_at":"2026-11-12T02:53:10Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"Job Type: Full-time | Location: Sydney, NSW | Department: Network | Reporting to: Senior Manager, Network Engineering | Work Location Type: #onsiteIREN is a vertically integrated AI Cloud provider, delivering large-scale data centers and GPU clusters for AI training and inference. IREN’s platform is underpinned by its expansive portfolio of grid-connected land and power in renewable-rich regions across North America, Europe and APAC. \nWith 100% renewable energy, we build, own and operate our data centers and take pride in being at the forefront of sustainable solutions for the ever-evolving applications of high-performance compute. We believe that human progress is invaluable, but it should be done in the right way - responsibly, sustainably and having a positive impact on the communities we operate in. \nWe have grown substantially since 2019, from our inception in Australia to now having several facilities across North America and being listed on NASDAQ… and we are just getting started! By joining us, you will be contributing to the future of sustainable high-performance compute and the local communities we strive to have a positive impact on. \nThe Senior Network Engineer (Fabric Deployment) in the Deployment Team is responsible for designing, deploying, automating, and optimizing high-performance data center networks that power large-scale AI/ML and cloud infrastructure.\nResponsibilities\nDesign and deploy network architecture for new AI data centers, including high-performance GPU compute fabrics (InfiniBand/RoCE), front-end, storage, and out-of-band management networks.\nLead network workstreams through data center construction and energization, coordinating with construction, electrical, and DC operations teams on rack layouts, cabling plans, and deployment timelines.\nProvision, configure, and validate switches and fabric components at scale, so the network is production-ready when GPU capacity comes online.\nDevelop standardized network designs, bills of materials, and deployment runbooks so new sites can be built quickly and repeatably.\nAutomate zero-touch provisioning, configuration generation, and deployment validation (cabling verification, link health, fabric burn-in) using Python, Ansible, Terraform, or similar tools.\nOwn network acceptance testing and cluster bring-up. Troubleshoot complex deployment issues, then hand fully validated, documented environments to operations teams\nRequirements\nExcellent written and verbal communications skills are mandatory.\nStrong ownership mindset and a great attitude.\nAbility to travel and work flexible hours to support the organization.\nProven experience in large scale and/or complex data center networks\nDeep expertise in Layer 2/3 networking (VLANs, VXLAN, BGP EVPN, OSFF, IS-IS)\nDeep expertise in Data center fabric design (CLOS, ECMP)\nStrong experience with networking hardware (Nvidia Spectrum-X, Fortinet, Arista, Cisco, Dell)\nStrong experience with networking software (Cumulus Linux / Sonic / NX-OS / EOS)\nStrong experience with firewalls and security (Fortinet, Firewall Rules, VDOM)\nSupport RDMA/RoCEv2 or InfiniBand environments (if applicable), including PFC, ECN, and lossless fabric tuning.\nAutomation Tooling - Python, Ansible, Git, Gitlab, Python, Terraform\nBenefits\nCompetitive salary range finalized based on experience and impact\nShort and long-term incentive programs designed to reward both results and long term company success \nWe value diverse perspectives and believe that skills can be developed. If you’re passionate about this role, we want to hear from you - whether you meet every criteria or not. Your unique experiences might be exactly what we need! IREN is an equal opportunity employer that is committed to creating an inclusive workplace. We are committed to evaluating qualified applicants and do not discriminate against protected characteristics under applicable legislation. This job will remain posted until filled. While we appreciate all applications we receive, we are only able to contact candidates under consideration. \nBy applying for this position and submitting your resume and application materials, you consent to the processing of your personal information in accordance with our Job Applicant Privacy Statement available on our website at www.iren.com.","description_format":"text","description_chars":4298,"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":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Data Centers & Colocation","Mining & Staking"],"lifecycle":[{"event":"open","at":"2026-11-10T09:08:38Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":1,"expected_fill_days":36,"reasons":["conf:0","win:early","comp:brand"],"computed_at":"2026-11-11T05:49:22Z"},"pay":null,"html_url":"https://alion.io/job/iren-senior-network-engineer-fabric-deployment","json_url":"https://alion.io/job/iren-senior-network-engineer-fabric-deployment.json","meta":{"generated_at":"2026-11-12T05:14:45Z","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":11531,"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":47565},"rest":"https://alion.io/mcp/rest/get_company?id=47565"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Firen-senior-network-engineer-fabric-deployment"},{"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%2Firen-senior-network-engineer-fabric-deployment"},{"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%2Firen-senior-network-engineer-fabric-deployment"},{"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/iren-senior-network-engineer-fabric-deployment\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Firen-senior-network-engineer-fabric-deployment"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":4009425}},{"tool":"search_jobs","arguments":{"company":"iren.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":4009425},"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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