Senior Engineer

Black Box
Gurugram
Full timeFunction: Solutions Engineering & Sales EngineeringExperience: 3-5 yearsSkills: ["Troubleshooting","Analytical mindset","Communication","Documentation","Independent and team work","On-call or shift-based support"]

Own the design, implementation, operations, and support of enterprise wired and wireless networks, providing L2/L3 troubleshooting and incident resolution. Configure Cisco and Juniper routers, switches, and wireless systems, including VLANs, trunking, routing protocols, redundancy, and QoS. Work with ISPs/OEMs, manage LAN/WAN/WLAN infrastructure (OSPF/BGP/EIGRP), perform RCA, and maintain documentation and compliance while supporting high-availability network performance and security.

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FursaFursa
Black Box
Black Box
1 month ago

Senior Engineer

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Last checked: 16 hours agoStatus: Live

Job Summary

Own the design, implementation, operations, and support of enterprise wired and wireless networks, providing L2/L3 troubleshooting and incident resolution. Configure Cisco and Juniper routers, switches, and wireless systems, including VLANs, trunking, routing protocols, redundancy, and QoS. Work with ISPs/OEMs, manage LAN/WAN/WLAN infrastructure (OSPF/BGP/EIGRP), perform RCA, and maintain documentation and compliance while supporting high-availability network performance and security.
Location: Gurugram
Employment Type: Full time
Job Function: Solutions Engineering & Sales Engineering
Seniority: Mid level

Key Responsibilities

  • •Provide L2/L3 support for wired and wireless network environments and resolve incidents related to routing, switching, and WLAN.
  • •Participate in incident, problem, and change management processes and perform root cause analysis (RCA) to implement permanent fixes.
  • •Configure and maintain Cisco and Juniper routers, switches, and wireless systems, including VLANs, trunking, routing protocols, redundancy, and QoS.
  • •Manage LAN, WAN, and WLAN infrastructure; configure routing protocols such as OSPF, BGP, and EIGRP and support enterprise wireless and security.
  • •Maintain network diagrams, SOPs, and configuration documentation; ensure adherence to security, compliance, and organizational standards and support audits/reviews.

Key Requirements

  • •3–8 years of experience in enterprise or service-provider networking with strong TCP/IP fundamentals.
  • •Hands-on experience with Cisco IOS/NX-OS and Juniper JunOS, including switching and routing.
  • •Understanding of TCP/IP, OSI Model, VLANs, STP, DHCP, and DNS; ability to troubleshoot network routing, switching, and WLAN incidents.
  • •Experience configuring Cisco Catalyst/Nexus and Juniper EX/QFX switches and supporting enterprise WLAN solutions.
  • •Relevant certifications: CCNA and/or JNCIA (mandatory/strongly preferred); preferred CCNP (Enterprise/Wireless), JNCIS/JNCIP, and ITIL Foundation.
Experience:3-5 yearsEnterprise networkingService-provider networking
Education:
Skills:TroubleshootingAnalytical mindsetCommunicationDocumentationIndependent and team workOn-call or shift-based support
Certifications:CCNAJNCIACCNPJNCISJNCIPITIL Foundation
Tech Stack:CiscoJuniperCisco IOSCisco NX-OSJuniper JunOSCisco CatalystCisco NexusJuniper EXJuniper QFXVLANSTPDHCPDNSOSPFBGPEIGRPWLAN802.1XWPA2WPA3

Company Brief

Black Box
Provides technology infrastructure and managed IT services for enterprises, including network connectivity, data center solutions, collaboration/AV systems, and managed security and support services.
Industry: Professional Services
Headquarters: Pittsburgh, United States
Founded: 1976
Website