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 Defense (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 Sets, 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.

- Valuable 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)

Interested Candidates please share your details to - [email protected]

📌 Senior Network Security Engineer (Mumbai)
🏢 Acesoft Labs
📍 Mumbai