System Admin
On-siteNoida, Uttar Pradesh, India
Noida, Uttar Pradesh, IndiaOn-siteFull TimeMedium
Full TimeMedium
Job Summary
Administer and maintain enterprise network infrastructure, including LAN, WAN, VPN, Wi-Fi, and firewalls, while configuring routing protocols, VLANs, and security policies. Manage Microsoft 365 services and Active Directory, handling user accounts, permissions, and identity security. Monitor servers, storage, and backup systems to ensure high availability, performance, and reliability, performing root cause analysis and incident resolution within defined SLAs. Develop and maintain technical documentation, SOPs, and asset inventories to support continuous improvement initiatives.
Required Qualifications
- Bachelor's Degree in Computer Science, Information Technology, Electronics, or any equivalent discipline
- Minimum 4–8 years of experience in System Administration, Network Administration, or IT Infrastructure Management
- Strong understanding of TCP/IP, Routing, Switching, VLANs, VPNs, DNS, DHCP, and Network Security
- Hands-on experience with enterprise firewalls such as SonicWall, Fortinet, Cisco ASA/FTD, or equivalent
- Experience administering Microsoft 365, Azure Active Directory, Windows Server, and Active Directory
Desired Qualifications
- Working knowledge of virtualization technologies such as VMware or Hyper-V
- Experience with enterprise monitoring tools and backup solutions
- Good understanding of cybersecurity concepts and IT infrastructure best practices
- Strong analytical, troubleshooting, documentation, and problem-solving skills
- Excellent communication and stakeholder management skills
- Relevant certifications (CCNA, CCNP, Microsoft, Fortinet, SonicWall, Azure, etc.)
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