Network Security Engineer

Posted 14 Hours Ago
Be an Early Applicant
Kolkata, West Bengal, IND
In-Office
Junior
Information Technology • Consulting • Cybersecurity
The Role
Configure, manage, and troubleshoot firewalls, routing, switching, VPNs, NAT, and network security infrastructure. Monitor systems, resolve security and connectivity incidents, apply approved configuration changes, and maintain technical documentation. The role requires 1–2 years of network security or network administration experience, firewall expertise, strong TCP/IP knowledge, troubleshooting skills, and effective communication in a support or operations environment.
Summary Generated by Built In
  • Configure, manage, and troubleshoot Fortigate or Checkpoint or PaloAlto Firewall or SentinelOne
  • Configure and troubleshoot routing and switching issues.
  • Monitor network and security infrastructure and resolve incidents.
  • Manage firewall policies, NAT, VPN, and basic security configurations.
  • Troubleshoot network connectivity, routing, and performance-related issues.
  • Perform configuration changes as per approved processes.
  • Maintain technical documentation and troubleshooting records.


  • Requirements
  • 1–2 years of relevant experience in Network Security / Network Administration.
  • Good knowledge in any one of Fortigate or Checkpoint or PaloAlto Firewall.
  • Good understanding of Routing and Switching.
  • Knowledge of TCP/IP, VLAN, DHCP, DNS, NAT, and VPN.
  • Good troubleshooting and analytical skills.
  • Good communication and customer-handling skills.
  • Willingness to work in a support/operations environment.
  • Ability to work independently as well as coordinate effectively with technical teams.
  • CCNA certification is an added advantage.
  • Network security related certification is an added advantage.


  • Skills Required

    • 1–2 years of relevant experience in network security or network administration
    • Good knowledge of at least one of FortiGate, Check Point, or Palo Alto firewalls
    • Good understanding of routing and switching
    • Knowledge of TCP/IP, VLAN, DHCP, DNS, NAT, and VPN
    • Good troubleshooting and analytical skills
    • Good communication and customer-handling skills
    • Willingness to work in a support or operations environment
    • Ability to work independently and coordinate effectively with technical teams
    • CCNA certification
    • Network security-related certification
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    The Company
    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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