{"id":3794730,"url":"https://alion.io/job/msi-global-private-limited-senior-infrastructure-network-engineer","title":"Senior Infrastructure & Network Engineer","company":{"id":241586,"name":"MSI Global Private 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Server, Active Directory, Group Policy, DNS, DHCP, DFS, Microsoft Entra ID, Microsoft Entra Connect, Microsoft Intune, Microsoft 365, WSUS, Remote Desktop Services (RDS), and Hyper-V.\nManage user and device identities, authentication, access controls, security groups, and permissions across Active Directory and Microsoft Entra ID.\nAdminister Microsoft 365 services including Exchange Online, Microsoft Teams, SharePoint Online, and OneDrive.\nSupport endpoint management, device compliance, application deployment, Windows patching, and asset administration through Microsoft Intune.\nMaintain security and operational configurations through Group Policy and endpoint management tools.\nNetwork Administration\nManage and support enterprise network infrastructure, including LAN, WAN, Wi-Fi, VLAN, TCP/IP, routing, switching, VPNs, firewalls, and network access controls.\nConfigure, monitor, troubleshoot, and optimize network connectivity, availability, performance, and security.\nMaintain network documentation, IP addressing schemes, and configuration records.\nWork closely with telecommunications providers, security vendors, and service partners to resolve incidents and implement infrastructure enhancements.\nVirtualization, Server & Storage Management\nAdminister and support VMware ESXi, vCenter, Hyper-V, and hyperconverged infrastructure (HCI) environments.\nManage Windows and Linux servers, including provisioning, patching, monitoring, performance tuning, and troubleshooting.\nSupport enterprise storage systems, SAN environments, capacity planning, performance monitoring, and storage expansion activities.\nMonitor infrastructure resources and proactively address capacity and performance issues.\nBackup, Recovery & Business Continuity\nAdminister enterprise backup and recovery solutions, including backup monitoring, restoration, and recovery testing.\nPerform periodic recovery exercises to validate business continuity and disaster recovery readiness.\nMaintain backup policies, retention schedules, and recovery documentation.\nSecurity, Patching & Vulnerability Management\nPerform infrastructure patching and maintain compliance across servers, endpoints, and network devices.\nSupport vulnerability remediation activities arising from security assessments, penetration testing, and audits.\nImplement security hardening measures and maintain infrastructure security baselines.\nReview privileged access and ensure secure administration practices are followed.\nIncident Management & Operations Support\nMonitor infrastructure health, availability, utilization, and performance.\nTroubleshoot and resolve Level 2/Level 3 incidents across Microsoft platforms, servers, virtualization, storage, and network environments.\nConduct root cause analysis and implement preventive measures for recurring incidents.\nManage vendor escalations and maintain operational documentation, including incident and change records.\nInfrastructure Projects & Automation\nParticipate in infrastructure implementation, migration, upgrade, modernization, and refresh projects.\nDevelop and maintain automation scripts using PowerShell, Python, or similar technologies.\nAutomate infrastructure administration, user provisioning, monitoring, patching, and reporting processes.\nMaintain architecture diagrams, network documentation, SOPs, configuration records, and asset inventories.\nEvaluate emerging technologies and recommend infrastructure improvements.\nRequirementsEducation & Experience\nDiploma or Degree in Information Technology, Computer Science, Computer Engineering, Information Systems, or a related discipline.\nMinimum 5 years of hands-on experience in Microsoft infrastructure, systems administration, and network operations.\nStrong experience supporting production environments and resolving complex infrastructure issues.\nProven expertise in Windows Server and Active Directory administration.\nTechnical Skills:\nMicrosoft Infrastructure\nStrong hands-on experience with:\nWindows Server Administration\nActive Directory & Group Policy\nDNS, DHCP, and Domain Services\nMicrosoft Entra ID & Entra Connect\nMicrosoft 365 Administration\nMicrosoft Intune\nExchange Online\nMicrosoft Teams\nSharePoint Online & OneDrive\nWSUS & Windows Patch Management\nHyper-V\nPowerShell Scripting\nNetworking\nGood working knowledge of:\nTCP/IP, Subnetting, VLANs\nLAN/WAN Technologies\nRouting & Switching\nFirewall Administration\nVPN Technologies\nWireless Network Infrastructure\nNetwork Monitoring & Troubleshooting\nExperience with Cisco, Aruba, Fortinet, or equivalent enterprise networking platforms will be advantageous.\nVirtualization, Storage & Backup\nHands-on experience with VMware ESXi, vCenter, and/or Microsoft Hyper-V.\nExperience with enterprise storage and SAN environments.\nFamiliarity with HCI and Software-Defined Data Centre (SDDC) technologies.\nExperience managing enterprise backup and disaster recovery solutions.\nLinux administration experience will be an added advantage.\nAutomation & Security\nExperience with PowerShell scripting is required; Python or other automation tools are advantageous.\nKnowledge of vulnerability management, security hardening, and patch management processes.\nUnderstanding of infrastructure security, privileged access management, and endpoint protection concepts.\nProfessional Skills\nStrong troubleshooting and analytical problem-solving skills.\nAbility to independently investigate and resolve infrastructure issues.\nExperience managing vendor relationships and technical escalations.\nStrong documentation and technical writing skills.\nAbility to work effectively with stakeholders, vendors, and cross-functional teams.\nGood verbal and written communication skills.\nPreferred Certifications\nCandidates with one or more of the following certifications will have an advantage:\nMicrosoft Certified (Azure, Microsoft 365, Entra ID, Windows Server, Endpoint Administrator)\nCisco CCNA\nFortinet NSE / Network Security Certification\nVMware Certified Professional (VCP)\nITIL 4 Foundation\nSkills\nMicrosoft 365, Wireless Infrastructure, Cisco Routing & Switching, Windows Intune, Active Directory, Microsoft Windows Server Administration, Network Monitoring, Dynamic Host Configuration Protocol (DHCP), LAN/WAN, Microsoft Exchange, VLAN Hopping, Microsoft Teams, VPN, DNS, Firewall Management, EnConnect","description_format":"text","description_chars":6443,"description_truncated":false,"requirements":{"experience_years_min":5,"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":["Transport Infrastructure"],"lifecycle":[{"event":"open","at":"2026-11-05T08:31:15Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring 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