Network Engineer – L2 ACI / Firewall / DC Operations

Job Title: Network Engineer – L2 (ACI / Firewall / DC Operations)

Location: Pune

Experience: 5–7 Years

Employment Type: Full-Time

Shift: 24/7 rotation

Job Summary

We are looking for a skilled Network Engineer – L2 with hands-on experience in data center networking, Cisco ACI, firewalls, and routing & switching technologies. The candidate will be responsible for monitoring, managing, and troubleshooting enterprise network infrastructure, ensuring high availability, performance, and security.

Key Responsibilities

• Assist in deployment, configuration, and management of Cisco ACI environments
• Monitor and manage Cisco Next-Gen Firewalls and Palo Alto Firewalls
• Support and maintain Citrix / F5 Load Balancer solutions
• Perform proactive monitoring of network infrastructure (LAN/WAN/DC)
• Troubleshoot and resolve network, firewall, and connectivity issues
• Manage and monitor routing & switching environments (OSPF, BGP)
• Administer and support Cisco AAA (Authentication, Authorization, Accounting) servers
• Configure and maintain firewall rules, NAT, PAT, ACLs, and security policies
• Optimize firewall rule base using analysis and performance tuning techniques
• Maintain network documentation, configurations, and change records
• Collaborate with cross-functional teams to ensure smooth network operations
• Participate in incident, change, and problem management processes

Technical Skills Required

• Strong hands-on experience in:
• Routing & Switching (OSPF, BGP)
• Cisco ACI / SDN environments
• Experience with at least two firewall technologies:
• Cisco FTD / Check Point / Palo Alto
• Knowledge of:
• TCP/IP protocol suite
• Network ports, NAT, PAT, ACLs
• Familiarity with:
• Load Balancers (Citrix / F5)
• Network monitoring and troubleshooting tools
• Experience in firewall policy optimization and performance tuning

Preferred Skills

• Exposure to data center networking environments
• Knowledge of network security best practices
• Certifications such as:
• CCNA / CCNP / Cisco ACI Certification

Soft Skills

• Strong analytical and troubleshooting abilities
• Excellent communication and documentation skills
• Team player with ability to work in a collaborative environment
• Self-driven and proactive in handling critical issues

Education

• B.E./B.Tech / MCA / MSc in IT, Computer Science, or related field
• Relevant OEM certification in networking/security domain preferred