Job Description - Windows L3 Engineer

Position : Windows L3 Engineer Experience : 6-10 Years Location : Bandra Mumbai Employment Type : Full-Time

Job Summary

Key ResponsibilitiesWindows Infrastructure

- Administer and maintain Windows Server 2016, 2019, 2022, and 2025 environments.
- Manage Active Directory, DNS, DHCP, Group Policy, and Windows Services.
- Perform Windows Server patching, upgrades, and compliance activities.
- Implement server hardening and security best practices.
- Conduct Root Cause Analysis (RCA) for critical incidents.
- Handle server performance monitoring and troubleshooting.

VMware & Nutanix Administration

- Administer VMware ESXi and vCenter environments.
- Provision and manage virtual machines, snapshots, templates, and vMotion.
- Monitor virtualization infrastructure performance and capacity.
- Support Nutanix AHV and Prism environments.
- Perform virtualization upgrades and maintenance activities.

Microsoft 365 Administration

- Manage Exchange Online, Microsoft Teams, SharePoint Online, and OneDrive.
- Handle user provisioning, licensing, mailbox administration, and mail flow troubleshooting.
- Support hybrid Exchange and Active Directory environments.
- Implement Microsoft 365 security, compliance, and governance policies.

Storage & SAN Administration

- Administer enterprise storage platforms (Dell EMC, NetApp, HPE).
- Configure and maintain SAN/NAS storage environments.
- Perform LUN provisioning, storage allocation, zoning, and masking.
- Monitor storage utilization, health, and performance.

SAN Switch Administration





- Configure and manage Brocade and Cisco SAN switches.
- Perform zoning, firmware upgrades, and connectivity troubleshooting.
- Ensure storage fabric availability and redundancy.

Security & Backup

- Manage enterprise antivirus and endpoint security solutions.
- Monitor threat detection, incident response, and remediation activities.
- Administer enterprise backup solutions including Commvault and Tape Libraries.
- Ensure infrastructure compliance with organizational security standards.
- Perform vulnerability remediation, hardening, and VAPT compliance.

Required Skills :

- Windows Server Administration (2016/2019/2022/2025)
- Active Directory, DNS, DHCP & Group Policy
- VMware ESXi & vCenter Administration
- Nutanix AHV & Prism
- Microsoft 365 Administration
- Exchange Online, Teams, SharePoint & OneDrive
- Storage Administration (Dell EMC, NetApp, HPE)
- SAN/NAS Management
- Brocade & Cisco SAN Switches
- Commvault Backup Administration
- Tape Library Management
- Windows Server Patching & Azure Arc
- Server Hardening & VAPT
- Antivirus & Endpoint Security
- PowerShell Scripting
- Networking Fundamentals (TCP/IP, VLAN, DNS, Routing)

Preferred Skills

- Microsoft Azure Administration
- Microsoft Entra ID (Azure AD)




- Hyper-V Administration
- Disaster Recovery Planning
- Infrastructure Automation
- Monitoring Tools (SCOM, PRTG, SolarWinds, Zabbix)
- ITIL Framework Knowledge

L3 Responsibilities

- Handle P1/P2 incidents and major escalations.
- Perform Root Cause Analysis (RCA) and Problem Management.
- Provide technical guidance and mentoring to L1/L2 engineers.
- Lead infrastructure maintenance, upgrades, and migration activities.
- Ensure SLA compliance and operational excellence.
- Participate in infrastructure design, implementation, and optimization projects.
- Prepare technical documentation, SOPs, and knowledge base articles.

Educational Qualification

- Bachelor's Degree in Computer Science, Information Technology, Electronics, or a related field.
- Equivalent technical qualifications with relevant experience may also be considered.

Preferred Certifications

- Microsoft Certified (Windows Server / Azure)
- MCSE / MCSA
- VMware Certified Professional (VCP)
- Nutanix Certified Professional (NCP)
- Microsoft 365 Certified Administrator
- ITIL Foundation

Soft Skills

- Excellent troubleshooting and analytical skills
- Strong communication and documentation abilities
- Ability to work independently in critical environments
- Team collaboration and stakeholder management
- Strong problem-solving and decision-making skills
- Ability to work under pressure in a 24×7 enterprise support setting

Pay: ₹1,200,000.00 - ₹1,400,000.00 per year

Work Location: In person

📌 Windows Server Administrator (Mumbai)
🏢 care infotech
📍 Mumbai