Network Security Engineer (Fortinet & Zscaler)

Job ID: 61713 3 - 5 Years 1 Opening Hyderabad

Role description

Network Security Engineer (Fortinet & Zscaler)

Role Summary

The Network Security Engineer is responsible for the operational management, stability, and security of enterprise network security platforms, with a primary focus on Fortinet Next-Generation Firewalls and Zscaler cloud security services (ZIA/ZPA). The role ensures secure connectivity across on-premises, cloud, and remote access environments through proactive monitoring, lifecycle management, and close coordination with vendors and internal teams.

Key Responsibilities

• Oversee and enhance the operation of Fortinet NGFW (FortiGate) and Zscaler (ZIA/ZPA) platforms to ensure availability, performance, and security.

• Lead and support upgrade, patching, and lifecycle management activities for Fortinet firewalls, Zscaler services, proxies, and IDS/IPS capabilities.

• Coordinate with Fortinet and Zscaler vendors to raise, track, and resolve support tickets.

• Monitor health, capacity, and performance of network security appliances and cloud security services.

• Perform routine hygiene activities including configuration reviews, version compliance checks, policy optimization, and performance tuning.

• Support change management processes for firewall rules, Zscaler policies, upgrades, and maintenance activities.

• Collaborate with Network Engineering, SOC, Cloud, and Infrastructure teams.

• Maintain accurate documentation, runbooks, and operational procedures.

Required Qualifications

• Bachelor’s degree in Computer Science, Information Technology, Cybersecurity, or a related field (or equivalent experience).

• 3–5 years of hands-on experience in network security engineering or security operations roles.

• Strong hands-on experience with Fortinet firewall platforms (FortiGate).

• Working knowledge of Zscaler ZIA and/or ZPA.

• Practical experience with firewall policy management, IDS/IPS concepts, and proxy technologies.

• Experience supporting upgrades, patching, and lifecycle management.

• Familiarity with monitoring, ticketing, and change management processes.

• Strong troubleshooting and documentation skills.

Preferred Qualifications

• Experience operating network security platforms in hybrid or cloud-connected environments.

• Exposure to SASE, Zero Trust, and ZTNA models.

• Understanding of network segmentation and defense-in-depth principles.

• Certifications such as Fortinet NSE, PCNSE, Zscaler, or CCNP Security are a plus.

• Experience working in regulated enterprise environments.

Skills

Zscaler, Change Management, Firewall, IDS/IPS

About UST

UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the world’s best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation. With deep domain expertise and a future-proof philosophy, UST embeds innovation and agility into their clients’ organizations. With over 30,000 employees in 30 countries, UST builds for boundless impact—touching billions of lives in the process.