Network Security Engineer

2 days ago


Maharashtra India, India NTT Global Data Centers Full time

Job Opening: L2 Engineer – WAF & SSLO (F5 BIG-IP)

Location: Kharghar (5), Belapur (5), Mumbai

Shift: 24×7

Education: BE/BTech/BCA or Master’s in CS/IT

Certifications: CEH / CCNA / CCNP Security + F5 OEM Certifications (F5-CA / F5-CTS – any 2)

Experience: 2–6 years (Relevant)

Technology: F5 BIG-IP WAF/ASM, F5 BIG-IP SSL Orchestrator (SSLO)


Key Responsibilities

  • Provide L2 operational support for F5 BIG-IP WAF (ASM) and SSL Orchestrator (SSLO).
  • Monitor platform performance, availability, and security alerts; respond to incidents within defined SLAs.
  • Troubleshoot web application security incidents and SSL/TLS traffic issues.
  • Escalate complex issues to L3 teams or F5 TAC when required.
  • Manage and deploy WAF policies, perform tuning, and handle policy exceptions.
  • Execute configuration updates on F5 SSLO for SSL/TLS decryption, inspection, and re-encryption.
  • Implement standard configurations for new applications as per design and security guidelines.
  • Maintain SOPs, runbooks, and knowledge-base documentation.
  • Perform root cause analysis (RCA) and support incident containment and remediation.
  • Ensure configurations meet internal security standards and regulatory compliance.

Required Skills

  • Strong hands-on experience with F5 BIG-IP LTM, ASM/WAF, and SSLO.
  • Solid understanding of network security principles, especially in banking/financial environments.
  • Good troubleshooting skills at L2 level.
  • Ability to work in a 24×7 operational environment.



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