{"id":4227594,"url":"https://alion.io/job/locuz-microsoft-365-support-engineer-windows-infrastructure","title":"Microsoft 365 Support Engineer - Windows Infrastructure","company":{"id":2446078,"name":"Locuz","domain":"locuz.com","url":"https://alion.io/company/locuz","size_band":null,"is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Support","role_family":"Support","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":["Hyderabad, India"],"countries":["IN"],"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":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"Hyper-V","optional":false},{"name":"Incident Management","optional":false},{"name":"Microsoft Defender","optional":false},{"name":"Microsoft Entra ID","optional":false},{"name":"Microsoft Teams","optional":false},{"name":"OneDrive","optional":false},{"name":"Outlook","optional":false},{"name":"PKI","optional":false},{"name":"PowerShell","optional":false},{"name":"Service Desk","optional":false},{"name":"SharePoint","optional":false},{"name":"TCP/IP","optional":false},{"name":"Windows","optional":false},{"name":"Windows Server","optional":false},{"name":"Zabbix","optional":false}],"status":"live","first_seen_at":"2026-11-13T06:47:13Z","employer_posted_date":null,"last_verified_at":"2026-11-13T06:47:13Z","board_verified":false,"closed_at":null,"days_open":0,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":0},"description":"About the Role:\n\nWe are seeking an L1+ Windows Infrastructure and Microsoft 365 Support Engineer to join our 24/7 IT operations team. The candidate will be responsible for monitoring, administration, troubleshooting, and maintenance of Windows Server infrastructure, Active Directory, Hyper-V, Microsoft Entra ID, Azure, and Microsoft 365 services.\n\nTotal Experience: 5 - 8 years\n\nKey Responsibilities:\n\n- Administer and troubleshoot Windows Server infrastructure, including operating systems, services, scheduled tasks, event logs, performance issues, RDP connectivity, file servers, permissions, and hardware health.\n\n- Monitor server availability, CPU, memory, disk utilization, disk I/O, network connectivity, and infrastructure health; maintain server inventory and perform routine health checks.\n\n- Manage Active Directory users, groups, computers, OUs, password resets, account unlocks, and privileged access; troubleshoot GPOs, AD replication, domain controller health, SYSVOL, authentication, and account lockouts.\n\n- Administer DNS and DHCP services, troubleshoot name resolution and IP allocation issues, and support FSMO role awareness, Windows Time Service, and domain time synchronization.\n\n- Monitor and administer Hyper-V hosts, virtual machines, virtual disks, checkpoints, and Windows Failover Clusters; troubleshoot VM availability and identify orphaned VHD/VHDX files.\n\n- Perform approved Windows Server patching, including pre-checks, backup verification, deployment, reboot coordination, post-patch validation, and compliance reporting; monitor backup jobs and support restore validation, vulnerability remediation, CIS compliance, and security hardening.\n\n- Monitor infrastructure using ManageEngine OpManager, PRTG, Zabbix, or equivalent tools; investigate alerts, troubleshoot recurring issues, and coordinate remediation.\n\n- Administer Microsoft Entra ID users, groups, licenses, and access; troubleshoot authentication, MFA, Conditional Access, sign-in issues, and Entra Connect synchronization failures.\n\n- Perform basic Azure administration, including VM health, availability, monitoring, networking, and access checks; support certificate expiry monitoring and PKI-related troubleshooting.\n\n- Administer Microsoft 365 and Exchange Online, including users, licenses, shared mailboxes, distribution lists, mailbox permissions, and resource mailboxes; troubleshoot mail flow, NDRs, message delivery, Outlook connectivity, and hybrid mail routing where applicable.\n\n- Support Microsoft Intune device enrollment, compliance policies, configuration profiles, application deployment, and endpoint management; troubleshoot SharePoint Online permissions, OneDrive synchronization, and Microsoft Teams access and meeting issues.\n\n- Investigate phishing reports, quarantined emails, and Microsoft Defender for Office 365 alerts; support security investigations, audit evidence collection, and compliance reporting.\n\n- Use PowerShell, Microsoft Graph, and Exchange Online PowerShell for routine administration, troubleshooting, reporting, and approved automation activities.\n\n- Manage incidents and service requests through ConnectWise, ServiceDesk Plus, or equivalent ticketing tools; meet SLAs, execute approved changes, follow rollback and maker-checker procedures, and escalate complex issues with appropriate technical evidence.\n\n- Maintain operational documentation, runbooks, daily health checks, shift handovers, and periodic reports while coordinating with internal teams, customers, and vendors in a 24/7 rotational support environment.\n\nRequirements:\n\n- Hands-on Windows Server administration and troubleshooting experience.\n\n- Working knowledge of AD, GPO, DNS, DHCP, replication, and authentication.\n\n- Practical knowledge of Hyper-V, virtual disks, and Windows Failover Clustering fundamentals.\n\n- Experience with patching, monitoring, backup operations, and vulnerability remediation.\n\n- Working knowledge of Microsoft Entra ID, Azure fundamentals, Microsoft 365, Exchange Online, Intune, SharePoint, OneDrive, and Teams.\n\n- Familiarity with Microsoft Defender for Office 365, certificates/PKI, and PowerShell.\n\n- Understanding of TCP/IP, DNS resolution, RDP, ports, and network connectivity troubleshooting.\n\n- Experience with ticketing systems, incident management, change management, and SLA-driven support.\n\n- Bachelor's degree or diploma in Computer Science, Information Technology, or a related discipline preferred.\n\n- Microsoft certifications such as AZ-900, AZ-104, MS-900, or relevant role-based certifications are desirable.\n\n- Willingness to work in 24/7 rotational shifts, including weekends and holidays according to the roster.\nSkills\nSystem Administration, Windows Server, Active Directory, PowerShell, Azure, Hyper-V, MS Intune, MS Dynamics 365, Technical Support, IT 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