System Engineer – Networking

Role Summary

Key Responsibilities

• Provide day-to-day operational support for enterprise network infrastructure across multiple locations.
• Understand and manage complete network topology, including LAN/WAN, VLANs, routing paths, and configurations.
• Deploy, configure, and maintain network devices including firewalls, routers, switches, and wireless infrastructure.
• Monitor network performance (bandwidth, uptime, device health, traffic patterns).
• Maintain inventory and lifecycle management of network assets.

• Configure and manage network security devices ensuring confidentiality, integrity, and availability.
• Implement segmentation, ACLs, intrusion prevention, and access control policies.
• Apply system hardening standards and ensure compliance with security benchmarks (e.g., STIGs).
• Monitor and analyze logs for security incidents and unusual activities.
• Enforce identity-based access control, authentication, and authorization mechanisms.

• Perform L1–L2 troubleshooting for connectivity, performance, and access issues.
• Diagnose network faults using logs, monitoring tools, and CLI-based analysis.
• Identify and resolve issues related to routing, switching, and access control.
• Handle hardware faults and ensure timely issue resolution through proper escalation.

• Integrate network devices with enterprise services such as DNS, DHCP, AD, Syslog, SNMP, and NTP.
• Coordinate with ISPs, OEM vendors, and internal teams for issue resolution.
• Support secure remote access and site connectivity solutions (VPN, IPSEC, SSL VPN).

• Follow ITIL processes including incident, change, and problem management.
• Prepare reports on network availability, incidents, and performance trends.
• Maintain documentation, RCA reports, and technical presentations.
• Ensure adherence to escalation matrices and service desk coordination.

• Ensure high availability through redundancy, failover mechanisms, and resilient design.
• Perform upgrades, patching, and preventive maintenance activities.
• Support hybrid/cloud/on-prem data center environments.
• Use centralized monitoring and automation tools for performance tracking and configuration management.

Mandatory Technical Skills

• Routing & Switching: VLAN, STP, EtherChannel, SVI, OSPF, EIGRP, MPLS, FHRP, Static & Dynamic Routing
• Security: ACL, Wireshark, Nmap, AAA, SSH, IPSEC, GRE, VPN, SSL VPN
• Networking Concepts: LAN/WAN, SD-WAN, QoS, Ring/Bus/Hub/P2P/ILL Topologies
• Wireless: WLC, Access Points, 4G/5G, Meraki, Aruba
• Tools: Network diagramming (MS Visio)

Soft Skills

• Strong problem-solving and analytical skills
• Good communication and stakeholder management
• Ability to work independently and in teams
• Strong documentation and reporting skills

Eligibility Criteria

• Education: Bachelor’s Degree in Engineering/Technology or equivalent
• Experience: 5–8 years in enterprise network/security management

Preferred Qualifications

• Certifications such as CCNA, CompTIA Network+, or equivalent
• Exposure to automation tools and configuration management systems

Travel Requirements

• Willingness to travel across locations as required for project execution and coordination