Enterprise Network Security Specialist

9 hours ago

Kollam, Kerala, India beBeeNetworkOperationsManager Full time ₹ 1,20,00,000 - ₹ 1,80,00,000
Job Summary

We are seeking a highly skilled and strategic network operations professional to lead and manage enterprise-wide IT and OT network infrastructure, ensuring 24/7 network availability, reliability, and performance through proactive monitoring, diagnostics, and troubleshooting.

Key Responsibilities:
  • Manage enterprise-wide IT and OT network operations, including LAN, WAN, SD-WAN, VPN, Wireless, Internet, MPLS, and data centre connectivity.
  • Implement and manage macro and micro segmentation strategies to enhance network security posture across IT and OT domains.
Project Leadership
  • Lead technical delivery and end-to-end execution of network transformation and expansion projects (e.g., campus upgrades, cloud migrations, plant network segmentation, OT segmentation, new initiative roll-out).
  • Coordinate with cross-functional teams to ensure alignment with business objectives and compliance requirements.
Vendor Management
  • Manage relationships with OEMs, service providers, and system integrators to ensure optimal service delivery.
  • Negotiate and monitor SLAs, ensure issue escalation procedures are followed, and drive continuous improvement with vendors.
Infrastructure Governance
  • Establish and enforce network policies, standards, and compliance frameworks.
  • Develop and enforce network security policies and procedures to safeguard organizational data and comply with industry regulations.
Security & Segmentation
  • Implement network security controls including firewalls, NAC, IDS/IPS, and segmentation between IT/OT zones.
Team Leadership & Knowledge Management
  • Lead and mentor a team of network engineers and analysts.
  • Develop SOPs, knowledge base articles, and ensure robust documentation for operational continuity.

Requirements: Bachelor's degree in Computer Science or related field; CCNP / CCIE; ITIL v4 Foundation or Intermediate; PMP / PRINCE2 (optional); 10-12 years of experience in network operations, with 3-5 years in leadership or managerial role; Strong expertise in enterprise networking; Hands-on knowledge of SD-WAN, NAC, micro/macro segmentation, and hybrid cloud networks; Familiarity with OT protocols and systems.

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