Job Title: Network & Firewall Security Operations

Experience:5+ years

Location: Bangalore/Chennai

Work from Office, 5 days in a week.

Overview: The Network Engineer will be responsible for configuring, deploying, maintaining, and troubleshooting network infrastructure and customer carrier IPsec VPN tunnels. The role requires robust expertise in routing, switching, firewall technologies, and security operations, with handson experience across multiple vendor platforms.

Roles & Responsibilities

- Configure, deploy, maintain, and troubleshoot infrastructure and customer carrier IPsec VPN tunnels.
- Investigate and diagnose incidents, resolve or escalate based on defined metrics and service levels.
- Log and update incident investigations and resolutions.
- Provide handson support for Cisco, Palo Alto, Juniper, Fortinet, and Aruba networks.
- Participate in ongoing infrastructure initiatives: firmware/IOS upgrades, hardware refreshes, security hardening, and enterprise monitoring improvements.
- Create and maintain detailed technical documentation (standards, processes, run books).
- Utilize monitoring tools such as SolarWinds, Network Physics, Sniffer, MRTG, and Cisco Works.
- Perform intermediate TCP/IP packet analysis using Wireshark or TCP dump.
- Work in a 24/7 shift environment.




- Communicate effectively with crossfunctional teams and stakeholders.

Required Skills & Experience

- 8+ years of handson experience in supporting and maintaining network routing, switching, and firewall infrastructure.
- Strong understanding of OSI and TCP/IP models, ICMP, TCP, UDP, ping, and traceroute.
- Experience in installing, configuring, and administering Cisco routers/switches, Cisco ASA, Cisco Firepower, Palo Alto, and Fortinet firewalls.
- Expertise in protocols and technologies: DS3, T1, BGP, OSPF, ATM, FrameRelay, IPsec, NAT, MPLS.
- Proficiency in routing and switching technologies: 802.1q, STP, RSTP, MSTP, VLAN, MPLS, VRF, VSS.
- Firewall management experience, preferably with Palo Alto (DNS Security, PANDB URL Filtering, Threat Prevention, Global Protect, Panorama, Wildfire).
- Knowledge of data center switches (Cisco 9500, 9400, 9300, 9200, 8300 series).
- Strong knowledge of IPsec sitetosite and remote VPN configuration and troubleshooting.
- Ability to troubleshoot wireless infrastructure issues.
- Familiarity with SDWAN solutions (preferred).

Certifications (Preferred)

- CCNA, CCNP
- ACE (Palo Alto Accredited Configuration Engineer)
- NSPSE (Network Security Professional Security Engineer)

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