SeniorAdministrator - Cisco Identity Services Engine (ISE)
India
Job Description
SeniorAdministrator - Cisco Identity Services Engine (ISE)
Chennai, Tamil Nadu

Job Summary

ROLE SUMMARY Owns vulnerability remediation across SG\'s Cisco routing, switching and indirect-network estate. Operates within the 7-day SLA for Tier-2 assets, leveraging partial automation where available. KEY RESPONSIBILITIES ■ Triage Cisco IOS, IOS-XE, NX-OS and related platform vulnerabilities; remediate within 7-day SLA. ■ Apply firmware upgrades on routers and switches; coordinate maintenance windows. ■ Apply configuration hardening per CIS / Cisco-recommended baselines. ■ Coordinate with application teams where indirect exposure intersects production traffic. ■ Contribute to automation initiatives — DNA Center, Ansible, NSO playbooks. REQUIRED TECHNICAL SKILLS ■ Cisco IOS-XE, NX-OS administration; routing and switching fundamentals (BGP, OSPF, STP). ■ Familiarity with Cisco PSIRT advisory triage. ■ Configuration management with Ansible or Cisco DNA Center. ■ Understanding of firmware upgrade procedures and rollback. PREFERRED / NICE TO HAVE ■ Cisco CCNP or higher. ■ Network automation: Python, Ansible, NSO. ■ Familiarity with Catalyst Centre / DNA Centre. EXPERIENCE & CERTIFICATIONS ■ 5+ years operating enterprise Cisco networks. ■ Certifications: CCNP or equivalent. SOFT SKILLS ■ Detail-oriented; methodical. ■ Strong written communication for change records. ■ Team operator.

Key Responsibilities

ROLE SUMMARY Owns vulnerability remediation across SG\'s Cisco routing, switching and indirect-network estate. Operates within the 7-day SLA for Tier-2 assets, leveraging partial automation where available. KEY RESPONSIBILITIES ■ Triage Cisco IOS, IOS-XE, NX-OS and related platform vulnerabilities; remediate within 7-day SLA. ■ Apply firmware upgrades on routers and switches; coordinate maintenance windows. ■ Apply configuration hardening per CIS / Cisco-recommended baselines. ■ Coordinate with application teams where indirect exposure intersects production traffic. ■ Contribute to automation initiatives — DNA Center, Ansible, NSO playbooks. REQUIRED TECHNICAL SKILLS ■ Cisco IOS-XE, NX-OS administration; routing and switching fundamentals (BGP, OSPF, STP). ■ Familiarity with Cisco PSIRT advisory triage. ■ Configuration management with Ansible or Cisco DNA Center. ■ Understanding of firmware upgrade procedures and rollback. PREFERRED / NICE TO HAVE ■ Cisco CCNP or higher. ■ Network automation: Python, Ansible, NSO. ■ Familiarity with Catalyst Centre / DNA Centre. EXPERIENCE & CERTIFICATIONS ■ 5+ years operating enterprise Cisco networks. ■ Certifications: CCNP or equivalent. SOFT SKILLS ■ Detail-oriented; methodical. ■ Strong written communication for change records. ■ Team operator.

Skill Requirements

ROLE SUMMARY Owns vulnerability remediation across SG\'s Cisco routing, switching and indirect-network estate. Operates within the 7-day SLA for Tier-2 assets, leveraging partial automation where available. KEY RESPONSIBILITIES ■ Triage Cisco IOS, IOS-XE, NX-OS and related platform vulnerabilities; remediate within 7-day SLA. ■ Apply firmware upgrades on routers and switches; coordinate maintenance windows. ■ Apply configuration hardening per CIS / Cisco-recommended baselines. ■ Coordinate with application teams where indirect exposure intersects production traffic. ■ Contribute to automation initiatives — DNA Center, Ansible, NSO playbooks. REQUIRED TECHNICAL SKILLS ■ Cisco IOS-XE, NX-OS administration; routing and switching fundamentals (BGP, OSPF, STP). ■ Familiarity with Cisco PSIRT advisory triage. ■ Configuration management with Ansible or Cisco DNA Center. ■ Understanding of firmware upgrade procedures and rollback. PREFERRED / NICE TO HAVE ■ Cisco CCNP or higher. ■ Network automation: Python, Ansible, NSO. ■ Familiarity with Catalyst Centre / DNA Centre. EXPERIENCE & CERTIFICATIONS ■ 5+ years operating enterprise Cisco networks. ■ Certifications: CCNP or equivalent. SOFT SKILLS ■ Detail-oriented; methodical. ■ Strong written communication for change records. ■ Team operator.

Other Requirements

ROLE SUMMARY Owns vulnerability remediation across SG\'s Cisco routing, switching and indirect-network estate. Operates within the 7-day SLA for Tier-2 assets, leveraging partial automation where available. KEY RESPONSIBILITIES ■ Triage Cisco IOS, IOS-XE, NX-OS and related platform vulnerabilities; remediate within 7-day SLA. ■ Apply firmware upgrades on routers and switches; coordinate maintenance windows. ■ Apply configuration hardening per CIS / Cisco-recommended baselines. ■ Coordinate with application teams where indirect exposure intersects production traffic. ■ Contribute to automation initiatives — DNA Center, Ansible, NSO playbooks. REQUIRED TECHNICAL SKILLS ■ Cisco IOS-XE, NX-OS administration; routing and switching fundamentals (BGP, OSPF, STP). ■ Familiarity with Cisco PSIRT advisory triage. ■ Configuration management with Ansible or Cisco DNA Center. ■ Understanding of firmware upgrade procedures and rollback. PREFERRED / NICE TO HAVE ■ Cisco CCNP or higher. ■ Network automation: Python, Ansible, NSO. ■ Familiarity with Catalyst Centre / DNA Centre. EXPERIENCE & CERTIFICATIONS ■ 5+ years operating enterprise Cisco networks. ■ Certifications: CCNP or equivalent. SOFT SKILLS ■ Detail-oriented; methodical. ■ Strong written communication for change records. ■ Team operator.

Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 223,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending June 2026 totaled $14.8 billion.