Black Box

Sr. Network Engineer

Black Box  •  State of Haryāna, IN (Onsite)  •  2 hours ago
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Job Description

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
Clear communication and documentation skills
Ability to work independently and in a team environment
Willingness to support on‑call or shift‑based operations (if required)

Black Box

About Black Box

Black Box is a global leader in digital infrastructure solutions, delivering network and system integration, managed services, and technology products to Fortune 100 and top global enterprises. With a presence across the United States, Europe, India, Asia Pacific, the Middle East, and Latin America, Black Box serves businesses across financial services, technology, healthcare, retail, public services, and manufacturing.

Supported by a global team of around 3,600 professionals and strategic partnerships with leading technology providers, Black Box delivers end-to-end solutions in network integration, digital connectivity infrastructure, data center buildouts, modern workplace solutions, and cybersecurity. Its Technology Products portfolio enhances business operations with cutting-edge solutions in AV, IoT, KVM, Networking, Infrastructure, and Cables.

Industry
IT & Software
Company Size
5,001-10,000 employees
Headquarters
Plano, Texas
Year Founded
1976
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