LEAD ADMINISTRATOR L1

JOB Description – Senior Network, Security & Unified Communications Engineer

We are looking for an experienced Senior Network, Security & Unified Communications Engineer with strong expertise in enterprise networking, network security, Cisco Unified Communications, IP telephony, and voice infrastructure. The ideal candidate should have hands-on experience managing large-scale, business-critical environments and delivering network, firewall, voice, wireless, and telecom transformation projects.

Key Responsibilities

• Manage and support enterprise Network, Network Security, Voice and Unified Communications infrastructure.
• Configure, administer, monitor, and troubleshoot Cisco switches, routers, wireless controllers, voice routers and gateways.
• Manage Cisco Unified Communications Manager (CUCM), Unity Connection, IMP, Jabber, Expressway C/E and Cisco IP endpoints.
• Provide administration and troubleshooting support for Fortinet FortiGate, Palo Alto and Cisco ASA firewalls.
• Configure and support LAN, VLAN, routing, DHCP, DNS, SIP, PRI and VoIP environments.
• Manage Cisco Wireless Controllers, including 9800, 5520 and 3500 series.
• Support enterprise telecom platforms including Siemens HiPath and Unify OpenScape Voice.
• Diagnose complex network, security and voice-related incidents and ensure timely service restoration.
• Perform firewall migrations, network migrations, voice platform upgrades, infrastructure refreshes and configuration changes.
• Plan and execute POTS-to-SIP, VoIP, MPLS/WAN and telecom migration activities.
• Install, configure and support network and telecommunications hardware and associated applications.
• Prepare technical specifications, network/telecom documentation, equipment data sheets and engineering requirements.
• Participate in infrastructure design, capacity planning and technology optimization.
• Lead implementation and migration of large-scale Cisco IP telephony endpoints and voice gateways.
• Provide technical guidance and escalation support to engineers and project teams.
• Coordinate with customers, vendors, infrastructure teams and cross-functional stakeholders during implementation and production support.
• Follow ITIL/ITSM processes for Incident, Change, Problem and Service Request Management.
• Maintain high standards of technical quality, availability, performance and operational compliance.

Required Technical Skills

• Networking: Cisco Switching & Routing, LAN, VLAN, WAN, MPLS, DHCP, DNS
• Network Security: FortiGate, Palo Alto, Cisco ASA
• Unified Communications: CUCM, Unity Connection, IMP, Jabber, Expressway C/E
• Voice: SIP, PRI, Cisco CUBE, Voice Routers & Gateways, IP Telephony
• Wireless: Cisco 9800/5520/3500 Controllers
• Legacy/Enterprise Telecom: Siemens HiPath, Unify OpenScape Voice
• Collaboration: Cisco Webex, Cisco Video Conferencing, Microsoft Teams integration
• Service Management: ITIL and ITSM processes

Education & Experience

• B.E. in Electronics & Communication or equivalent qualification.
• 10+ years of relevant experience in networking, security, telecom and unified communications.

Demonstrated experience supporting large-scale enterprise environments and leading infrastructure migrations and technology transformation initiatives

 

Mandatory Skills: Network Voice Admin .

 

Experience: 5-8 Years .

 

Reinvent your world. We are building a modern Wipro. We are an end-to-end digital transformation partner with the boldest ambitions. To realize them, we need people inspired by reinvention. Of yourself, your career, and your skills. We want to see the constant evolution of our business and our industry. It has always been in our DNA - as the world around us changes, so do we. Join a business powered by purpose and a place that empowers you to design your own reinvention.