Role Description

Position Overview

We are looking for a skilled Network Administrator to join our Enterprise Platform Services team in Mumbai. The role involves managing, maintaining, and optimizing enterprise network infrastructure across data centers, on-premises environments, and public cloud platforms.

The ideal candidate will have hands-on experience with Palo Alto Firewalls, Cisco Catalyst/Nexus, Cisco Wireless, F5 BIG-IP, Azure/AWS networking, and enterprise network troubleshooting.

Experience with network automation and Infrastructure as Code will be an added advantage.

Key Responsibilities

- Design, deploy, configure, and maintain enterprise LAN, WAN, data center, and cloud network infrastructure.
- Configure and manage network hardware, security appliances, and third-party cloud connectivity.
- Administer and troubleshoot Palo Alto firewalls, Cisco Catalyst/Nexus switches, Cisco wireless infrastructure, and F5 BIG-IP solutions.
- Monitor network performance, availability, capacity, and security across enterprise environments.
- Troubleshoot complex network issues using packet captures, logs, monitoring tools, and network diagnostics.
- Implement and maintain routing, switching, firewall, load-balancing, wireless, and cloud network services.
- Support Azure and AWS network connectivity and related infrastructure.
- Collaborate with network solution providers, vendors, and service providers on network design, implementation, and issue resolution.
- Develop and maintain network monitoring, ing, and incident-response runbooks.
- Participate in Incident Management, Problem Management, Change Management, and CAB processes.
- Perform network capacity planning and contribute to disaster recovery and business continuity initiatives.
- Support new projects by providing network solutions, architecture, implementation, and technical guidance.
- Coordinate the installation, configuration, upgrades,



and lifecycle management of network hardware and software.
- Participate in network hardware refreshes, software upgrades, patching, and technology lifecycle activities.
- Support enterprise security infrastructure, including firewalls, IDS/IPS, and related security technologies.
- Design, deploy, and maintain Wireless LAN (WLAN) environments.
- Evaluate new networking technologies, products, and services and provide recommendations aligned with enterprise standards.
- Maintain accurate and up-to-date network architecture diagrams, configurations, documentation, and operational procedures.
- Work closely with cross-functional infrastructure, security, cloud, and application teams to resolve network-related issues.
- Participate in a 24×7 on-call rotation, including occasional off-hours and weekend support.
- Travel occasionally based on business requirements.

Required Skills & Experience

- 2–4 years of hands-on experience in enterprise network administration.
- Solid experience with:
- Palo Alto Firewalls
- Cisco Catalyst & Nexus
- Cisco Wireless / ISE / Prime Infrastructure
- F5 BIG-IP
- Azure and/or AWS networking

- Good understanding of TCP/IP, LAN/WAN, routing, switching, VLANs, VPNs, DNS, DHCP, NAT, and network security.
- Experience troubleshooting network performance and connectivity issues using packet captures and log analysis.
- Working knowledge of Microsoft and Linux operating systems.
- Experience with network automation or Infrastructure as Code using one or more of:

- Ansible
- Nornir
- Python
- Terraform
- Go

- Experience working in data center environments or with data center service providers.
- Strong understanding of network monitoring, incident management, change management, and operational processes.
- Strong written and verbal communication skills.
- Ability to work effectively in a fast-paced, collaborative environment.

Skills Cisco, Palo Alto Networks, Microsoft Azure

📌 Network Administrator (Mumbai)
🏢 UST
📍 Mumbai