Job Code: NETWORK ENGINEER Department: IT / Network Services Role Type: Individual Contributor Level: L2 Location: Gurgaon Reporting To: Network Manager / Service Delivery Manager Role Purpose The Network Engineer will be responsible for design, implementation, operations, and support of enterprise wired and wireless networks, with hands‑on expertise in Cisco and Juniper technologies. The role supports business‑critical network infrastructure ensuring high availability, performance, and security.

Key Responsibilities Network Operations &

• Support Provide L2/L3 support for wired and wireless network environments Troubleshoot and resolve incidents related to routing, switching, and WLAN Participate in incident, problem, and change management processes Perform root cause analysis (RCA) and implement permanent fixes Implementation &

• Configuration Configure and maintain Cisco and Juniper routers, switches, and wireless systems Implement VLANs, trunking, routing protocols, redundancy, and QoS Support new site deployments, expansions, and network upgrades Coordinate with ISPs, OEM vendors, and internal stakeholders Wired &

• Wireless Technologies Manage LAN, WAN, WLAN infrastructure Configure routing protocols such as OSPF, BGP, EIGRP Support enterprise wireless (Controller‑based WLANs, RF fundamentals, WLAN security)



Assist with wireless performance tuning and coverage optimization Documentation &

• Compliance Maintain updated network diagrams, SOPs, and configuration documentation Ensure adherence to security, compliance, and organizational standards Support audits and internal reviews when required Required Technical Skills Core Networking Strong understanding of TCP/IP, OSI Model, VLANs, STP, DHCP, DNS Hands‑on experience with Cisco IOS/NX‑OS and Juniper JunOS Wired Technologies Cisco Catalyst / Nexus Juniper EX / QFX switches Wireless Technologies Enterprise WLAN solutions (Cisco / Juniper / equivalent) Knowledge of WLAN security (802.1X, WPA2/WPA3) Tools (Preferred) Network monitoring tools (SolarWinds, PRTG, or similar) Packet analysis tools (Wireshark) Certifications Mandatory / Strongly Preferred Cisco Certified Network Associate (CCNA) Juniper Networks Certified Internet Associate (JNCIA) Preferred CCNP (Enterprise / Wireless) JNCIS / JNCIP Experience &

Education 3–8 years of experience in enterprise or service‑provider networking Bachelor's degree in Engineering / IT / Computer Science (or equivalent experience) Behavioral Competencies Strong troubleshooting and analytical mindset Explicit communication and documentation skills Ability to work independently and in a team environment Willingness to support on‑call or shift‑based operations (if required)

📌 Sr. Network Engineer (Gurugram)
🏢 BlackBox
📍 Gurugram