Network Security Engineer

Our Pune site is seeking a Network Security Engineer is a hands-on execution role responsible for implementing, operating, and continuously improving network security controls across enterprise, cloud, and manufacturing (IT/OT) environments. Reporting to the Global Network Security Architect, this role focuses on translating architectural standards and patterns into consistent, reliable, and auditable implementations.

This position is heavily execution-oriented, with a primary emphasis on firewall rule analysis and lifecycle management, operationalizing segmentation strategies, and defining and enforcing standardized network security patterns for IT, OT, and hybrid environments. The role partners closely with Network Engineering, OT Engineering, SOC, and Site IT teams to reduce risk while maintaining availability and operational continuity.

What You’ll Do:

Firewall Rule Analysis & Execution
- Perform detailed firewall rule analysis across enterprise, OT, and cloud firewalls to identify overly permissive, unused, redundant, or non-compliant rules.




- Implement and maintain firewall rule standards aligned to Zero Trust and least-privilege principles.
- Execute firewall policy changes, including rule creation, modification, consolidation, and clean-up, in accordance with approved architectures and change management processes.
- Validate effectiveness through traffic analysis, logging, and post-implementation review.
- Maintain accurate rule documentation, justification, and traceability to business and security requirements.

Network Security Engineering (IT / OT)
- Implement network segmentation controls for IT, OT, and hybrid environments based on defined zone-and-conduit models.
- Configure and manage security controls supporting IT/OT segmentation, including industrial firewalls, jump hosts, vendor remote access paths, and DMZ services.
- Support secure access patterns for third parties, vendors, and system integrators, ensuring time-bo

📌 Network Security Engineer (Pune)
🏢 GoAsia Talent
📍 Pune