Senior Network Security Engineer L3

Hi Everyone,

We are hiring for Network Security Engineer.

Job Title: Senior Network Security Engineer L3 – Cisco ISE, FTD, ASA

Location: Mumbai, India

Contract to Hire

If Interested please share the resume to [Confidential Information].

Experience: 5+ years

Job Summary:

We are looking for a skilled and experienced Senior Network Security Engineer (L2+) to join our team in Mumbai. The ideal candidate will have hands-on experience managing and troubleshooting complex network and security infrastructures, with a focus on Cisco ISE, FTD, FMC, ASA Firewalls, and core Routing & Switching.

Key Responsibilities:

· Administer, configure, and troubleshoot Cisco Identity Services Engine (ISE) for AAA, 802.1x, posture, and profiling.

· Deploy, manage, and maintain Cisco Firepower Threat Défense (FTD) with Firepower Management Center (FMC).

· Support and manage Cisco ASA firewalls, including upgrades, failover configurations, ACL management, and VPN policies.

· Perform regular health checks, tuning, and updates for all security appliances and policies.

· Respond to and troubleshoot security incidents, network performance issues, and access problems.

· Design, implement, and support enterprise-level Routing & Switching infrastructure (OSPF, EIGRP, BGP, VLANs, STP, etc.).

· Collaborate with internal and customer IT teams on change management and security hardening initiatives.

· Create and maintain documentation for network/security configurations and SOPs.

Required Skills and Experience:

· Minimum 5 years of hands-on experience with Cisco Security solutions and enterprise networks.

· Strong knowledge and experience with Cisco ISE (Policy Set, Device Administration, Profiling, Posture, Guest Access).

· Proficiency in Cisco FTD & FMC (rule management, intrusion policies, NAT, VPNs).

· Solid experience in managing Cisco ASA firewalls in enterprise environments.

· Good understanding of Routing & Switching protocols and architectures.

· Ability to handle L2+/L3-level support and participate in root cause analysis and solutioning.

· Familiarity with security compliance, audits, and standard documentation practices.

Preferred Certifications (Nice to Have):

· CCNP Security / CCIE Security

· Cisco Certified Specialist – ISE / FTD

· ITIL Foundation (optional)

Work Location:

• Onsite at customer location in Mumbai (some travel may be required to DR sites)