{"id":3091090,"url":"https://alion.io/job/racker-it-senior-systems-administrator","title":"IT Senior Systems Administrator","company":{"id":2541651,"name":"Racker","domain":"racker.org","url":"https://alion.io/company/racker-org","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":null},"role":"DevOps","role_family":"DevOps","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Ithaca, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":85000,"max":95000,"currency":"USD","period":"year","gross":null,"usd_annual":95000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Active Directory","optional":false},{"name":"Azure","optional":false},{"name":"Azure DevOps","optional":false},{"name":"CI/CD","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"FortiGate","optional":false},{"name":"Git","optional":false},{"name":"Graylog","optional":false},{"name":"Hyper-V","optional":false},{"name":"Least Privilege","optional":false},{"name":"Microsoft Entra ID","optional":false},{"name":"PKI","optional":false},{"name":"PowerShell","optional":false},{"name":"SIEM","optional":false},{"name":"VPN","optional":false},{"name":"Windows","optional":false},{"name":"Windows Server","optional":false}],"status":"live","first_seen_at":"2026-10-22T14:53:10Z","employer_posted_date":"2026-10-22","last_verified_at":"2026-10-23T03:18:04Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Overview\nWe are seeking an experienced Systems Administrator to own the day-to-day operation, security, and reliability of our Windows-based, hybrid-cloud IT environment. This is a hands-on senior role responsible for Active Directory and identity, Microsoft 365 / Entra ID, server and endpoint management, security hardening, monitoring, co-managed network infrastructure, and backup/disaster recovery across a multi-site organization (~30 locations).\nThe ideal candidate has deep Windows Server and Active Directory expertise, a security-first mindset, and the discipline to document and change-manage their work.\nThe IT Department at Racker supports service delivery for individuals with disabilities of all ages. This hard working team makes a difference by sustaining and enabling critical services in our community.\nThis is a hybrid On-site/remote position, based in Ithaca NY.\nStarting Salary for this position: $85,000 - $95,000 commensurate with experience.\nOur competitive benefits include a continuum of health care options for families and individuals, funding and time for continuing education, retirement investment with employer match, paid vacation for school holidays and breaks, paid sick time, and a 20% discount on childcare services for children/grandchildren of full time staff.\nResponsibilities\nIdentity & Access Management\nAdminister on-prem Active Directory: domain controllers, replication health, FSMO roles, Sites & Services, DNS, and Group Policy (design, testing, and staged fleet rollout).\nManage hybrid identity: Entra Connect sync, ADFS, hybrid Azure AD join, and troubleshooting (e.g., PRT acquisition, device state).\nAdminister Microsoft 365 / Entra ID: user lifecycle, licensing, Conditional Access, MFA enforcement, and Privileged Identity Management (PIM).\nMaintain service-account hygiene, privileged-group reviews, and least-privilege access.\nSecurity & Compliance\nDrive security hardening initiatives.\nRemediate penetration-test findings and apply security baselines.\nManage Windows Firewall policy centrally via GPO; maintain internal PKI/certificate lifecycle.\nMaintain audit trails and operator attribution for sensitive actions.\nInfrastructure & Operations\nManage the Hyper-V virtualization fleet, server lifecycle, and storage.\nAdminister multi-site network infrastructure: Fortigate VPN tunnels, UniFi wireless/switching, DHCP/DNS.\nPlan and deploy Windows Updates fleet-wide; monitor and orchestration.\nOwn backup and disaster recovery: validate jobs, manage retention, and test restores.\nMonitoring, Automation & Tooling\nOperate and tune the Graylog SIEM and event-log pipeline; triage alerts across security platforms.\nDevelop and maintain PowerShell automation.\nMaintain and extend internal operations tooling (custom dashboard, scheduled/automated reporting).\nUse Azure DevOps for source control, CI/CD pipelines, work tracking, and documentation.\nDocumentation & Change Management\nMaintain operational runbooks, change logs, and a knowledge-base wiki.\nFollow a methodical, change-managed approach for high-risk changes (audit → stage → validate).\nSupport\nProvide escalation support for endpoint, identity, email, and access issues; partner with help-desk operations on SLA-tracked tickets.\nQualifications\n4+ years of Windows Systems Administration in a production environment.\nDeep, hands-on Active Directory expertise: GPO, DNS, DHCP, replication, FSMO, and AD security.\nStrong PowerShell scripting/automation skills.\nSolid Microsoft 365 / Entra ID administration experience (Exchange Online, Conditional Access, MFA).\nWorking knowledge of Windows Server, Hyper-V, and core networking (DNS, DHCP, VPN, firewalls).\nSecurity fundamentals: hardening, least privilege, certificate/PKI basics, and patch management.\nComfort with version control (Git) and documentation discipline.","description_format":"text","description_chars":3828,"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":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-22T14:53:10Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":37,"reasons":["conf:1","win:early"],"computed_at":"2026-10-23T04:18:07Z"},"pay":{"stated_usd_annual":95000,"is_top_pay":false},"html_url":"https://alion.io/job/racker-it-senior-systems-administrator","json_url":"https://alion.io/job/racker-it-senior-systems-administrator.json","meta":{"generated_at":"2026-10-23T04:18:07Z","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":7019,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-24T00:00:00Z"}},"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":2541651},"rest":"https://alion.io/mcp/rest/get_company?id=2541651"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fracker-it-senior-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%2Fracker-it-senior-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%2Fracker-it-senior-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/racker-it-senior-systems-administrator\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fracker-it-senior-systems-administrator"}]}