Advanced Network Security Operations Manager

18 hours ago

Salem, Tamil Nadu, India beBeeNetworkSecurityOperations Full time ₹ 2,00,00,000 - ₹ 2,50,00,000
Network Security Operations Manager Position

We are seeking a highly skilled Network Security Operations Manager to lead and oversee the organization's network security infrastructure and operations.

Key Responsibilities:
  • Manage day-to-day operations of all network security tools and platforms.
  • Ensure governance and compliance for key security technologies such as firewalls, proxies, VPNs, NAC, DNS security, WAF, EDR & Data Security.
Areas Of Responsibility:Security Operations Management:
  • Firewall Policy Governance - Ensure policy-based segmentation and high-availability across NGFW Palo Alto, Fortinet, Cisco platforms.
  • Web Proxy & Cloud Proxy - Implement URL filtering, threat prevention, and data leak protection using Zscaler, Netskope solutions.
  • VPN Access Control - Manage workforce and partner access with strong encryption and role-based access control for IPSec, SSL VPN, Remote Access Solutions.
  • Network Access Control (NAC) - Implement role-based access, posture checks, and OT/IoT security measures.
  • DNS Security & Filtering - Deploy DNS-layer protection and malicious domain filtering using DNS security solutions.
  • Web Application Firewall (WAF) On-prem & Cloud-based - Protect patient data, portals, financial apps, and APIs using WAF on-prem and cloud-based solutions.
  • Manage continuous monitoring, tuning, and updating of policies and signatures across platforms.
  • Oversee security device configurations, rule optimization, and lifecycle management.
Compliance, Audit & Governance:
  • Ensure adherence to security compliance requirements such as ISO 27001, NIST, GDPR, and internal IT security policies.
  • Ensure full compliance with sector-specific regulations (Pharma: GxP, 21 CFR Part 11, HIPAA).
  • Prepare and present periodic audit reports, incident reports, and configuration review summaries.
  • Drive risk assessments and remediation plans for security operations. Maintain security documentation, SOPs, and audit trails.
Team & Vendor Management:
  • Lead and mentor a team of network security engineers and analysts.
  • Oversee vendor engagements, support contracts, SLAs, and AMC renewals for security technologies.
  • Engage with audit, QA, compliance, and legal teams for incident reporting and regulatory inspections.
  • Coordinate with vendors for integrated security coverage (EDR/DS, if escalation/overlap arises).
Incident Response & Troubleshooting:
  • Collaborate with SOC for effective investigation and response to network security incidents.
  • Coordinate the response to security incidents, including detection, analysis, containment, eradication, and recovery.
  • Lead root cause analysis and containment for network-based threats (e.g., suspicious VPN activity, firewall rule violations).
  • Manage escalations and coordinate with external vendors or OEMs for critical issues.
Projects & Improvements:
  • Drive security hardening and optimization projects related to network security tools.
  • Lead or support security hardening, firewall rule optimization, and proxy architecture redesign projects.
  • Lead or contribute to technology upgrades, migration projects, mergers, acquisitions, data center shifts.
  • Maintain security documentation, playbooks, and standard operating procedures.
  • Prepare and validate BOM, BOQ, and risk registers for new deployments.

Qualifications: Bachelor's or Master's in Computer Science, Information Security, or related field. CISSP, CISM, CCNP Security, CP, Palo Alto PCNSE, Fortinet NSE, ISO 27001 LA certifications preferred. 10-12 years of experience in network operations, with 3-5 years in leadership or managerial role.

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