Senior Network Security Engineer

Posted 12 Days Ago
Be an Early Applicant
Mumbai, Maharashtra, IND
In-Office
Senior level
Information Technology • Consulting • Cybersecurity
The Role
Designs, configures, manages, troubleshoots, and optimizes FortiGate and other firewall environments. Handles security policies, NAT, VPNs, routing, switching, upgrades, migrations, incident response, monitoring, documentation, and infrastructure improvements. Provides customer-facing technical support, mentors junior engineers, and ensures configuration and troubleshooting practices meet security standards.
Summary Generated by Built In
  • Design, configure, manage, and troubleshoot FortiGate Firewall or any other firewall environments.
  • Handle advanced firewall configurations, security policies, NAT, VPN, routing, and related security features.
  • Troubleshoot complex Routing and Switching issues across enterprise network environments.
  • Analyze and resolve critical network and security incidents within defined SLAs.
  • Perform firewall configuration changes, upgrades, migrations, and optimization activities.
  • Monitor network security infrastructure and proactively identify potential issues.
  • Work closely with internal teams, customers, and vendors to resolve complex technical issues.
  • Provide technical guidance and mentoring to junior engineers.
  • Review configurations and troubleshooting approaches to ensure adherence to technical and security standards.
  • Maintain detailed documentation of network configurations, changes, incidents, and solutions.
  • Participate in major incident handling, change implementation, and infrastructure improvement activities.


  • Requirements
  • 7-10 years of experience in Network Security / Network Administration.
  • Strong troubleshooting mindset with the ability to analyze and resolve technical issues.
  • Ability to work independently and provide technical leadership to the team and Team management.
  • Comfortable working in a customer-facing technical environment.
  • Fortinet NSE certification is mandatory or any-other relevant certifications.
  • CCNA certification is mandatory.


  • Skills Required

    • 7-10 years of experience in network security or network administration
    • Fortinet NSE certification or another relevant certification
    • CCNA certification
    • Strong troubleshooting skills for analyzing and resolving technical issues
    • Ability to work independently and provide technical leadership and team management
    • Comfort working in a customer-facing technical environment
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    The Company
    HQ: Chennai
    221 Employees
    Year Founded: 2000

    What We Do

    Secure Network Solutions India Private Limited (SNS/SNSIN) is an Indian cybersecurity company serving enterprises and SMBs since 2000. It provides managed SOC and SIEM, threat detection and response, endpoint and cloud security, vulnerability management, identity and access management, DevSecOps, compliance, security consulting, and secure network design and implementation. The company operates across India with more than 10 locations and serves over 1,500 customers.

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