Network Security Engineer

SNSIN | Full time
Network Security Engineer
Kolkata, India | Posted on 04/09/2026
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Job details
Job Information
Date Opened 04/09/2026
Salary Upto 5 LPA
Job Type Full time
Industry IT Services
City Kolkata
Province West Bengal
Country India
Postal Code 700 045
About Us
SNS India is a leading cybersecurity company specializing exclusively in information security solutions. With operations across 10+ locations in India, SNS delivers end-to-end cybersecurity services including consulting, implementation, training, and 24×7 SOC support.
Powered by 150+ cybersecurity experts, SNS serves 1,500+ clients with a strong 97% customer retention rate. Our offerings include security consulting, audit & compliance, vulnerability management, and identity & access management solutions.
SNS is an ISO/IEC 27001 certified, Great Place to Work® (GPTW) certified, and CRISIL SME-1 rated organization, recognized with multiple awards across India and the APAC region.
Join SNS and build your career in one of the world’s fastest-growing industries—Cybersecurity.
To know more about us, visit us at: www.snsin.com
Job Description
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.
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Work arrangement
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