Senior Network Security Engineer

5 years

0 Lacs

Posted:3 days ago| Platform: GlassDoor logo

Apply

Work Mode

On-site

Job Type

Full Time

Job Description

Job Title

Senior Network & Security Engineer

Overview

We are seeking an experienced Senior Network & Security Engineer to design, implement, and maintain a secure, high-availability enterprise network infrastructure. The ideal candidate will have deep knowledge of advanced routing, switching, and security technologies, including hands-on expertise with Fortinet FortiGate firewalls.

Key Responsibilities

  • Network Design & Upgrades: Plan, schedule, and implement network upgrades, migrations, and expansions in line with organizational growth and security standards.
  • Documentation & Processes: Create and maintain detailed documentation for network topology, hardware inventory, monitoring systems, and operational procedures.
  • Troubleshooting & Maintenance: Diagnose and resolve connectivity issues; perform firmware upgrades, configuration changes, and scheduled backups to ensure optimal performance.
  • Global Network Support: Collaborate with external vendors and internal teams to maintain high system availability and business continuity across multiple sites and data centers.
  • Monitoring & Operations: Proactively monitor and maintain all network equipment—including routers, switches, LAN devices, Wi-Fi controllers, and SD-WAN appliances—to ensure stability and compliance with best practices.
  • Security Management: Configure, manage, and maintain Fortinet FortiGate firewalls, including policy creation, VPN setup, intrusion prevention, and security event analysis.
  • Technology Integration: Oversee data-center (DC) networking technologies and Wi-Fi infrastructure (e.g., Ruckus controllers), Cisco/HP switches, and Cisco Nexus platforms.
  • SD-WAN Administration: Support and manage VeloCloud or Cisco SD-WAN deployments to optimize connectivity and performance.
  • Capacity & Lifecycle Management: Plan for network capacity, obsolescence, and scheduled maintenance, ensuring infrastructure meets current and future requirements.

Qualifications & Skills

  • Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience).
  • 5+ years of hands-on experience in enterprise networking and security engineering.
  • Proven expertise with Fortinet FortiGate firewalls (configuration, policies, VPN, logging, and troubleshooting).
  • Strong knowledge of routing and switching technologies, including Cisco and HP enterprise switches and Cisco Nexus platforms.
  • Experience with Wi-Fi technologies and wireless controller management (Ruckus preferred).
  • Familiarity with data center network design, redundancy, and high-availability solutions.
  • Working knowledge of SD-WAN technologies such as VeloCloud or Cisco SD-WAN.
  • Cisco CCNP certification preferred; Fortinet NSE certification a plus.
  • Excellent analytical, problem-solving, and documentation skills.
  • Ability to work independently and collaboratively in a global team environment.

Job Types: Full-time, Permanent

Pay: Up to ₹12.00 per year

Benefits:

  • Health insurance
  • Leave encashment
  • Provident Fund

Work Location: In person

Mock Interview

Practice Video Interview with JobPe AI

Start Job-Specific Interview
cta

Start Your Job Search Today

Browse through a variety of job opportunities tailored to your skills and preferences. Filter by location, experience, salary, and more to find your perfect fit.

Job Application AI Bot

Job Application AI Bot

Apply to 20+ Portals in one click

Download Now

Download the Mobile App

Instantly access job listings, apply easily, and track applications.

coding practice

Enhance Your Skills

Practice coding challenges to boost your skills

Start Practicing Now

RecommendedJobs for You