Title: Network Support L2 NOC Admin

Location: Bangalore, Hyderabad, Chennai

Exp: 4-9 Yrs

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Key Responsibilities

Advanced Troubleshooting & Incident Management

- Execute site-by-site network discovery activities across LAN, WAN, wireless, and data center environments, including hands-on data collection at Tier 1 hospital locations and remote assessment support for Tier 2 and Tier 3 sites.
- Team Lead: act as a Team lead for the project to manage and handle the project. responsible for Team handling leading project, L3 trouble shooting, Project lead, reporting
- Operate discovery tools — Device42, and SolarWinds — to collect configuration item data, generate topology datasets, and populate standardized inventories under the direction of the Senior Engineer.
- Extract and validate network configuration data, IP addressing, VLAN mappings, routing tables, and switch/router hardware and software versions.
- Support the perimeter security review by pulling firewall configurations, running rule audits, and documenting findings across Fortinet FortiGate and Palo Alto Networks estates.
- Contribute to data center switch inventory activities across Cisco Nexus and Arista fabrics — rack cabling documentation, port assignments, uplink/downlink mapping, and version reviews.
- Support hardware lifecycle, software and firmware currency, and end-of-life/end-of-support risk cataloguing using automated inventory extracts.
- Contribute to the site coverage tracker, risk register, and weekly deliverable packages.
- Serve as an L2/L3 network engineer within the NOC Managed Services model, handling second-line incident response and complex event triage.
- Execute standard network change management activities — VLAN additions, firewall rule adds/changes, switch port configurations, SD-WAN template applications, and routine site refresh activities — following standardized templates developed during the assessment.
- Support code upgrade and patch cycles across switches, routers, and network devices under Senior Engineer direction.
- Support hardware refresh and lifecycle activities including racking, cabling,



initial configuration, and cutover coordination.
- Respond to monitoring alerts, perform initial diagnosis, resolve within L2 scope, or escalate to Senior Engineer when out of scope.
- Contribute to ServiceNow ITSM workflows — incident, change, problem, and CMDB updates.
- Support weekly status reporting, ticket closures, and change execution reporting to the SDM.

Network Design & Architecture

- Contribute to and review HLD/LLD for new sites, migrations, segmentation initiatives, and firewall architectures.
- Validate designs for scalability, security, and adherence to enterprise standards.
- Recommend improvements across routing, switching, wireless, and security domains.

Firewall & Network Security

- Manage and optimize Fortinet FortiGate environments, including policies, NAT, UTM profiles, VPNs, routing, and HA.
- Audit firewall rules to ensure least-privilege access and compliance.
- Support segmentation, hardening, and compliance initiatives.

Network Optimization & Reliability

- Perform capacity planning, traffic analysis, and performance tuning.
- Monitor network health and proactively address chronic or systemic issues.
- Implement long-term preventive and resiliency measures.

Automation & Tooling

- Develop and maintain automation scripts (Python, Bash, EEM) to streamline operations.
- Automate configuration backups, compliance checks, and monitoring integrations.

Change Management & Migrations

- Lead major network changes, upgrades, firewall migrations, and routing redesigns.
- Prepare RFCs, rollback plans, risk assessments, and post-change reports.
- Coordinate with application, infrastructure, security, and ISP teams.

Vendor & ISP Management

- Work with ISPs and OEMs (Cisco, Fortinet)



on escalations, TAC cases, and hardware issues.
- Validate circuit performance and support last-mile troubleshooting.

Documentation & Knowledge Sharing

- Maintain network diagrams, SOPs, configuration standards, and runbooks.
- Improve L1/L2 documentation and operational processes.

Mentorship & Leadership

- Mentor L1/L2 engineers and promote best practices in troubleshooting and operations.
- Contribute to training plans, standards, and continuous improvement initiatives.

Required Technical Skills

- Extensive hands-on experience with Cisco IOS/XE and NX-OS.
- Robust expertise in routing (OSPF, BGP), switching (VLANs, STP, EtherChannel).
- Strong experience with Fortinet FortiGate (FortiOS) and Meraki wireless.
- Strong expertise on NOC operations.
- Experience with SD-WAN, VXLAN, Cisco DNaC and Cisco Client.
- Solid understanding of network security, VPNs, QoS, and segmentation.
- Experience with NMS/SNMP monitoring, Syslog, and packet capture tools.
- Working knowledge of automation and scripting (Python, Bash, EEM).

Nice to Have

- Aruba Wireless
- Extreme Networks
- Juniper Networks
- Cisco Network
- Fortinet
- Palo Alto
- Familiarity with healthcare-specific considerations — medical device (IoMT) network posture, HL7/FHIR connectivity concepts, EMR/EHR network dependencies
- Prior experience in a Managed Services Provider (MSP) or NOC-driven service delivery model
- Familiarity with Microsoft Entra hybrid connectivity patterns and vendor-hosted application connectivity.

Experience & Certifications

- 4 to 9 years of networking experience, including 4+ years in L3 or senior escalation roles.
- CCNA or equivalent hands-on experience (required).
- CCNP Enterprise (strongly preferred).
- Fortinet NSE 4 or higher (preferred).
- ITIL v4 Foundation (optional).

Behavioral Competencies

- Strong analytical and structured troubleshooting approach.
- Excellent communication during high-severity incidents.
- Proactive, detail-oriented, and automation-focused.
- Strong collaboration and mentoring mindset.

📌 Network SupportNOC Admin (Chennai)
🏢 NR Consulting
📍 Chennai