Role description

Key Responsibilities:

*System Administration*

Manage Windows Server 2016/2019/2022 – installation, configuration, patching, and performance tuning.
Administer Active Directory, Group Policy Objects (GPO), DNS, DHCP, and WSUS.
Support Azure Active Directory, Entra ID, AD Connect sync, and hybrid identity integration.
Perform user provisioning, access rights reviews, and OU management.
Configure and manage VMs using Hyper-V / VMware / Azure VMs.

*Network Administration & Monitoring*

Monitor and manage enterprise network including L2/L3 switches (Cisco/Ruckus/HP), routers, and Wi-Fi controllers.
Configure and troubleshoot firewalls (Checkpoint, Cisco ASA/Meraki), NAT rules, VPN tunnels, and traffic policies.
Implement VLAN segmentation, link aggregation, load balancing, and routing protocols.
Monitor infrastructure using tools like SolarWinds, PRTG, Nagios, or Microsoft SCOM.
Analyze system s, network bottlenecks, disk usage, and resource spikes.
Conduct root cause analysis (RCA) for recurring issues and recommend preventive actions.





*Cybersecurity Tools and Compliance*

Second-level support for Sophos AV, Trellix DLP, and Symantec Endpoint Protection ( monitoring, updates, basic remediation).
Ensure devices comply with endpoint protection and DLP policies.
Basic analysis of s and escalate threats as per SOP.
Maintain endpoint protection (Sophos, Trellix, Defender), monitor threats, and support incident response.
Enforce BitLocker, patch updates, and backup policies across user endpoints and servers.
Coordinate with the security team for audit readiness, hardening systems, and security log reviews.

*Network and Connectivity Support*

Troubleshoot Wi-Fi/internet access, VPN issues, and network slowness.
Support for SSO-related login issues and connectivity to enterprise applications.
Initial triaging of incidents related to Cisco network switches, access points, and Checkpoint firewall policies.

*Cloud and Email Infrastructure*

Support onboardi

📌 Sr System (Chennai)
🏢 RippleHire
📍 Chennai