{"id":884604,"url":"https://alion.io/job/vitol-global-system-administrator","title":"Global System Administrator","company":{"id":691744,"name":"Vitol.com","domain":"vitol.com","url":"https://alion.io/company/vitol-2","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":{"grade":"A","score":95,"open_postings":5,"ghost_share":0,"stale_share":0.2,"repost_share":0,"time_to_fill_p50_days":57,"computed_at":"2026-11-08T05:47:12Z"}},"role":"DevOps","role_family":"DevOps","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Singapore"],"countries":["SG"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":35000,"max_usd":86000,"period":"year","method":"role_country_seniority_unknown","sample_n":213},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Active Directory","optional":false},{"name":"Azure","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"IAM","optional":false},{"name":"Microsoft Entra ID","optional":false},{"name":"PowerShell","optional":false},{"name":"SharePoint","optional":false},{"name":"Windows","optional":false},{"name":"Windows Server","optional":false}],"status":"live","first_seen_at":"2026-07-24T09:38:01Z","employer_posted_date":"2026-07-24","last_verified_at":"2026-11-08T05:57:00Z","board_verified":true,"closed_at":null,"days_open":106,"trust":{"level":"ok","repost_count":0,"flags":[],"days_open":105},"description":"Vitol is a leader in the energy sector with a presence across the spectrum: from oil through to power, renewables and carbon. From 40 offices worldwide, we seek to add value across the energy supply chain, including deploying our scale and market understanding to help facilitate the energy transition. To date, we have committed over $2 billion of capital to renewable projects, and are identifying and developing low-carbon opportunities around the world.\nOur people are our business. Talent is precious to us and we create an environment in which individuals can reach their full potential, unhindered by hierarchy. Our team comprises more than 65 nationalities and we are committed to developing and sustaining a diverse work force. Learn more about us here.\n We are looking for a hands-on System Administrator to join our established in-house IT team, with deep, practical expertise in Microsoft messaging and cloud identity. This is a focused operational role centered on Microsoft Exchange (on-premises and Exchange Online), Microsoft 365, Microsoft Azure, and Entra ID. You will keep our messaging and identity platforms secure, reliable, and modern.\nCritically, we want someone who will complement and strengthen our existing team. We work collaboratively, and cultural fit and teamwork matter to us as much as technical skill.\nKey Responsibilities:\nAdminister, maintain, and troubleshoot Microsoft Exchange Server on-premises (2019 SE) and Exchange Online.\nPlan and execute mailbox and workload migrations from on-premises Exchange to Exchange Online (Microsoft 365), including hybrid coexistence, mail flow, and cutover activities.\nAdminister Microsoft 365 messaging services - Exchange Online mailboxes, mail-enabled/distribution groups, mail flow, and mail licensing.\nPerform mailbox- and mail-related tasks in Entra ID and support messaging/M365 integration with SSO/federation (OIDC, OAuth 2.0, SAML) - operating within the identity policies owned by the IAM team (identity lifecycle, RBAC, Conditional Access, MFA), and partnering with the IAM and Workplace teams.\nMaintain core Windows infrastructure - Windows Server, Active Directory, DNS, DHCP, Group Policy, and hybrid identity (AD Connect).\nProvide day-to-day operational support and escalation from the helpdesk team for incident, change, and problem management.\nUphold security and compliance standards, patching, and audit readiness.\nAutomate routine tasks using PowerShell.\n Must-Have\nLocated in Singapore with valid working rights.\nProven hands-on administration of on-premises Microsoft Exchange (2019 / Subscription Edition) - not troubleshooting or environment-support only.\nReal, demonstrable experience migrating from on-premises Exchange to Exchange Online (Microsoft 365) - you have personally planned and delivered such migrations.\nIn-house / corporate end-user environment experience. You must have supported an internal enterprise IT environment and its end users. Candidates whose experience is entirely System Integrator (SI), consulting, or project-based are not a fit for this role.\nStrong team player who works well within, and adds to, an established team.\nEssential Technical Experience\nMicrosoft Entra ID (identity & access management, Conditional Access, MFA, RBAC/PIM).\nMicrosoft Azure / Azure Stack administration.\nOIDC (OpenID Connect), OAuth 2.0, and SAML for SSO and federation.\nMicrosoft 365 administration (Exchange Online, and ideally SharePoint/Teams).\nWindows Server, Active Directory, GPO, DNS/DHCP, and hybrid identity (AD Connect).\nPowerShell scripting/automation.\nPersonal Attributes\nA collaborative, dependable team player who complements our existing team dynamic.\nTakes ownership, shares knowledge, and contributes to a positive team environment.\nComfortable operating hands-on in a steady-state in-house IT function.\nWillingness to work outside normal business hours and travel when required.\n Why Vitol?\nJoining Vitol means being part of a high-performance, globally connected team where talent is valued and individuals are empowered. You'll work at the intersection of energy markets and technology, with the opportunity to make a meaningful impact across a truly global organization.","description_format":"text","description_chars":4201,"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":[{"language":"English","level":"All levels","optional":false}]},"benefits":[],"hiring_locations":[{"name":"Singapore","iso":"SG","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Fossil Fuels","Oil & Gas"],"lifecycle":[{"event":"open","at":"2026-09-14T03:11:34Z"}],"visa":[],"liveness":{"score":16,"band":"cold","label":"Long shot","p_open":1,"p_active":0.447,"p_room":0.36,"age_days":106,"expected_fill_days":57,"reasons":["conf:3","velocity","win:tail","crowd:"],"computed_at":"2026-11-08T05:47:12Z"},"pay":null,"html_url":"https://alion.io/job/vitol-global-system-administrator","json_url":"https://alion.io/job/vitol-global-system-administrator.json","meta":{"generated_at":"2026-11-08T06:38:01Z","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":14449,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-09T00:00:00Z"}},"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":691744},"rest":"https://alion.io/mcp/rest/get_company?id=691744"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fvitol-global-system-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%2Fvitol-global-system-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%2Fvitol-global-system-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/vitol-global-system-administrator\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fvitol-global-system-administrator"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":884604}},{"tool":"search_jobs","arguments":{"company":"vitol.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":884604},"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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