- Configure, manage, and troubleshoot routers, switches, firewalls, and IDS/IPS solutions.
- Administer and support network devices from Cisco, Alcatel, Juniper, Palo Alto, Check Point, and Fortinet.
- Administer and maintain FortiGate Firewalls, FortiManager, FortiAnalyzer, FortiAuthenticator, and FortiClient solutions.
- Configure and manage Cisco Wireless LAN Controllers (WLC), Access Points, and Aruba ClearPass NAC solutions.
- Hands-on experience with F5 Load Balancers, application traffic optimization, and high-availability configurations.
- Manage and maintain structured cabling infrastructure including UTP and fiber networks.
- Support, administer, and maintain campus-wide network infrastructure and connectivity.
- Solid knowledge of Layer 2/Layer 3 networking, routing, switching, VLANs, STP, OSPF, BGP, and core firewall infrastructure.
- Implement and manage Network Access Control (NAC) solutions and network security policies.
- Configure firewall rules, VPNs, and security settings to safeguard enterprise infrastructure.
- Perform firmware upgrades, patching, and operating system updates for network devices.
- Monitor network performance, availability, and capacity utilization to ensure stable operations.
- Analyze network traffic patterns, troubleshoot network issues, and optimize performance.
- Collaborate with Service Desk, Infrastructure, and On-site Support teams for incident resolution and operational support.
- Maintain accurate network documentation, topology diagrams, SOPs, and operational procedures.
- Ensure compliance with organizational security standards, policies, and best practices.
- Track incidents, service requests,



and deployments while ensuring timely resolution and escalation.
- Work with stakeholders and vendors to recommend and implement effective network solutions.
- Ensure high availability, reliability, and minimal downtime across network infrastructure.

- Qualifications & Skills

- Proven hands-on experience with Cisco, Juniper, Alcatel, Palo Alto, Check Point, and Fortinet network technologies.
- Strong knowledge of Layer 2/Layer 3 networking, routing, switching, VLANs, STP, OSPF, BGP, and core firewall technologies.
- Experience with Wireless LAN technologies including Cisco WLC, Access Points, and Aruba ClearPass.
- Hands-on experience with F5 Load Balancers, traffic optimization, and high-availability configurations.
- Familiarity with structured cabling environments including UTP and Fiber infrastructure.
- Strong troubleshooting and analytical skills with experience in traffic analysis and log investigation.
- Experience implementing and securing enterprise network infrastructure including firewalls, IDS/IPS, VPNs, and NAC solutions.
- Ability to work in a rapid-paced enterprise or SI environment and manage critical incidents effectively.
- Good communication and stakeholder management skills with the ability to coordinate across technical teams and vendors.

Recommended salary range (Based on the relevant experience)

15 LPA TO 23 LPA

Preferred Certifications:

- CCNP / PCNSE / NSE4 / JNCIA / ITIL

Experience:

- 8 years of relevant experience in Network Infrastructure Support.
- Experience supporting multi-site enterprise or managed service environments will be an added advantage.

📌 Senior Network Engineer (Tamil Nadu)
🏢 Schima Sysnet And Systems
📍 Tamil Nadu