Sr. System Administrator

Job Description

Skilled System Administrator responsible for managing and maintaining Windows server settings, VMware virtualization infrastructure, and enterprise storage systems. The role ensures high availability, performance, security, and reliability of IT infrastructure supporting business operations.

Objectives

Roles & Responsibilities

Windows Server Administration
Install, configure, and maintain Windows Server (2019/2022/2025)
Manage Active Directory, Group Policy, DNS, DHCP, and file services
Resolve server-related incidents and access issues

VMware Administration
Manage VMware vSphere (ESXi, vCenter)
Perform VM migration vMotion, snapshots, and resource optimization

Storage Administration
Manage SAN/NAS storage systems (Dell EMC / NetApp / HP or equivalent)
Configure LUNs, RAID, storage allocation, and replication
Monitor storage performance, capacity planning, and backup integration

Network Administration – Added Advantage
Manage Network Switches (Cisco / Dlink)
Knoweldge on VLAN




Basic Troubleshooting knowledge on Network Switches
Basic Knoweldge on Firewall (PaloAlto)

End User Support
Provide L2/L3 support for end-user issues (desktop, laptop, network, access)
Handle user onboarding/offboarding (account creation, access provisioning)
Troubleshoot hardware, OS, and application-related issues
Support email, VPN, printing, and collaboration tools
Ensure timely resolution as per SLA

Compliance & IT Standards
Ensure adherence to IT security policies and organizational compliance standards
Support audit requirements (internal/external/ISO/SOX as applicable)
Maintain documentation for systems, configurations, and changes
Ensure patch compliance and vulnerability remediation
Assist in implementing IT governance and standard operating procedures

Education and experience

Bachelor’s degree in Computer Science, Information Technology, Electronics, or related field
(B.Tech / B.E / B

📌 Sr System Administrator Gurugram (India)
🏢 Giesecke+Devrient
📍 India