{"id":3662619,"url":"https://alion.io/job/firmus-technologies-systems-administrator","title":"Systems Administrator","company":{"id":63306,"name":"Firmus Technologies","domain":"firmus.ai","url":"https://alion.io/company/firmus-technologies","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":null},"role":"DevOps","role_family":"DevOps","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Sydney, Australia"],"countries":["AU"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Active Directory","optional":false},{"name":"Azure","optional":false},{"name":"Cortex XDR","optional":false},{"name":"Hyper-V","optional":false},{"name":"ITSM","optional":false},{"name":"Jira","optional":false},{"name":"Least Privilege","optional":false},{"name":"Linux","optional":false},{"name":"Microsoft Entra ID","optional":false},{"name":"Proxmox VE","optional":false},{"name":"SIEM","optional":false},{"name":"Slack","optional":false},{"name":"VMWare","optional":false},{"name":"Windows","optional":false}],"status":"live","first_seen_at":"2026-11-03T02:57:54Z","employer_posted_date":"2026-11-03","last_verified_at":"2026-11-07T19:43:40Z","board_verified":true,"closed_at":null,"days_open":4,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":4},"description":"Firmus Technologies\nFirmus Technologies is a global leader pioneering the development and operation of efficient AI infrastructure across Asia Pacific.\nFounded in Australia in 2019, our mission is to create the most efficient AI infrastructure by combining cutting-edge technology with a steadfast commitment to sustainability. \nAt Firmus, we are unique in our approach. We design, build, and operate a new class of digital infrastructure - the AI Factory. Through our model-to-grid technology approach, we have pushed the boundaries of multi-generational liquid cooling systems, energy management, AI software orchestration, and construction. For our customers, this approach allows us to make every watt count and deliver low-cost AI tokens globally.\n\nFirmus AI Cloud\nOur large-scale GPU cloud platform, Firmus AI Cloud, is purpose-built to deliver energy-efficient AI compute at scale to customers.\nIt empowers developers, enterprises, educational institutions, and government users to train and deploy AI models with unmatched efficiency and cost savings. With an ever-growing suite of services and applications, we are committed to delivering a cloud experience that is market-leading, proprietary, and built to scale.\n\nWhy Firmus?\nAs an NVIDIA Cloud and Engineering partner in Asia Pacific, you will gain skills, experience, and exposure across the AI industry and be part of shaping what this industry looks like for decades to come.\nWe are founder-led, not a big corporate. Decisions happen fast, our leaders are accessible, and there's minimum bureaucracy between you and the work. Ownership comes early. Whatever your role, you will have a direct line to outcomes, helping shape how the business grows as we scale nationally across a long-term, large-scale roadmap. \nWork alongside founders and experts in AI infrastructure, energy systems and next-generation compute.\nWhat we build here has impact beyond the business. Our AI Factories are designed to operate as assets to the energy grid to actively strengthen the communities and regions they operate in rather than drawing from them.\nConsidering applying? You don't need a perfect background to join our team. If you're driven and curious, there's a path for you. We back our people to grow into new domains and take on challenges beyond their previous experience.\nRole Summary\nThe Systems Administrator plays a critical role in maintaining and securing the IT infrastructure that supports Firmus’ business operations across regional offices. Reporting directly to the Chief Technology Officer (CTO), this position is responsible for the day-to-day administration of servers, network systems, endpoints, cloud services, and enterprise platforms. The role requires a strong hands-on background in system administration, hybrid Active Directory environments, cybersecurity enforcement, and end-user support. The Systems Administrator also contributes to strategic technology initiatives, including infrastructure modernisation, security posture improvements, and operational efficiency projects. This position demands a proactive, detail-oriented individual with the ability to manage complex systems, provide high-quality support, and collaborate effectively across departments and with external vendors.\nKey Responsibilities\nSenior technical for Firmus corporate IT environment, supporting regional operations across Australia and Singapore, with accountability for stability, security, and continuous improvement.\nAdminister and maintain corporate infrastructure and platforms, including Windows and Linux servers, virtualisation platforms (VMware, Hyper-V, Proxmox), storage systems, and core corporate services.\nDesign, implement, and operate identity, access, and endpoint management across the organisation using Microsoft 365, Entra ID (Azure AD), Intune, and Hybrid Active Directory, ensuring consistent security baselines and least-privilege access.\nOwn and continuously improve endpoint security and threat detection, leveraging Cortex XDR, MFA, and vulnerability management practices in alignment with Firmus security standards.\nSupport and maintain corporate security systems, including Milestone VMS and Inner Range access control, ensuring reliable and secure physical access operations.\nManage backup, recovery, and disaster recovery operations using Veeam, including regular monitoring, restore testing, and validation of recovery readiness.\nIT onboarding and offboarding for corporate staff, covering account provisioning, device issuance and recovery, access reviews, and audit readiness.\nAdminister corporate collaboration platforms (e.g. Slack), including user lifecycle management, integrations, and policy enforcement.\nMaintain accurate corporate IT asset registers and ensure software licensing compliance and renewals (e.g. Microsoft, Adobe, Autodesk), including new purchases and vendor coordination.\nEnforce endpoint compliance, configuration standards, and application controls across Windows, macOS, and mobile devices using Microsoft Intune.\nProvide senior-level operational support through Jira Service Management (JSM), handling escalations, root-cause analysis, and service improvement actions.\nMonitor infrastructure health and security posture using centralised logging, monitoring, and SIEM platforms, responding to incidents and contributing to threat investigations.\nContribute to corporate IT improvement initiatives, including system standardisation, security uplift, and operational maturity.\nDevelop and maintain high-quality technical documentation, SOPs, and audit evidence to support governance and compliance requirements.\nMentor junior IT staff and contribute to building a resilient, well-structured Corporate IT function at Firmus.\nSkills & Experience\n5+ years’ experience in a System Administrator / Senior System Administrator role within a corporate, multi-site, or regional IT environment.\nDegree in Computer Science, Information Technology, or equivalent professional experience.\nStrong hands-on experience managing corporate IT infrastructure, including servers, endpoints, and virtualisation platforms (VMware, Hyper-V, Proxmox).\nProven expertise supporting hybrid identity and endpoint environments, including Microsoft 365, Entra ID (Azure AD), Hybrid AD, and Intune.\nSolid understanding of corporate network design, WAN connectivity, and multi-region operations.\nDemonstrated experience maintaining high availability systems, proactive monitoring, and performance optimisation.\nStrong background in endpoint security and threat detection, including hands-on experience with Cortex XDR, MFA enforcement, and security hardening.Practical experience with backup and disaster recovery, particularly Veeam, including restore testing and operational readiness.\nExperience working within ITSM frameworks, with hands-on use of Jira Service Management (JSM).\nStrong troubleshooting, analytical, and root-cause analysis skills.\nEffective communicator able to engage with technical and non-technical stakeholders, vendors, and management.\nExperience with vendor coordination is an added advantage.\nWillingness to travel domestically and internationally as required.\nLocation & Reporting\nLocation:Sydney, New South Wales, Australia\nReports to:Chief Technology Office (CTO)\nEmployment Basis\nPermanent full-time\nDiversity\nAt Firmus, we are committed to building a diverse and inclusive workplace. We encourage applications from candidates of all backgrounds who are passionate about creating a more sustainable future through innovative engineering solutions.\nJoin us in our mission to revolutionise the AI industry through sustainable practices and cutting-edge engineering. Apply now to be part of shaping the future of sustainable AI infrastructure.","description_format":"text","description_chars":7759,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"Australia","iso":"AU","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Data Centers & Colocation","Cloud Platforms (IaaS & PaaS)","AI Compute & Inference"],"lifecycle":[{"event":"open","at":"2026-11-03T04:07:12Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":4,"expected_fill_days":67,"reasons":["conf:2","velocity","win:early"],"computed_at":"2026-11-07T05:47:08Z"},"pay":null,"html_url":"https://alion.io/job/firmus-technologies-systems-administrator","json_url":"https://alion.io/job/firmus-technologies-systems-administrator.json","meta":{"generated_at":"2026-11-07T22:49:42Z","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":37711,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-08T00:00:00Z"}},"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":63306},"rest":"https://alion.io/mcp/rest/get_company?id=63306"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ffirmus-technologies-systems-administrator"},{"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%2Ffirmus-technologies-systems-administrator"},{"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%2Ffirmus-technologies-systems-administrator"},{"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/firmus-technologies-systems-administrator\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ffirmus-technologies-systems-administrator"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3662619}},{"tool":"search_jobs","arguments":{"company":"firmus.ai","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3662619},"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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