Monitoring certificate expiration alerts and proactively engaging application teams
Issuing, renewing, and validating certificates (internal and external)
Troubleshooting SSL/TLS handshake failures, certificate chain issues, or trust errors
Reviewing CSRs for accuracy (SANs, key sizes, usage types, etc.)
Validating successful certificate binding post-change (browser, OpenSSL, CLI validation)
Investigating certificate-related incidents or production escalations
Installing and binding certificates to NetScaler virtual servers (VLSB)
Managing GSLB configurations and SSL profiles
Updating SNIPs, VIPs, service groups, and monitors as needed
Supporting load balancer changes during maintenance windows
Troubleshooting Layer 4–7 connectivity or persistence issues
Participating in change management and validation processes
Running reports or dashboards on expiring certificates and compliance posture
Partnering with application teams to improve certificate hygiene and ownership
Documenting repeatable procedures and improving runbooks
Identifying automation opportunities to reduce manual certificate work
Acting as an escalation point for complex SSL or load balancing issues
Advising teams on certificate standards, cipher policies, and secure configurations

A Bachelor's degree in a quantitative or business field (e.g., statistics, mathematics, engineering, computer science)
4 – 6 years of related experience
Deep understanding of certificate issuance, renewal, replacement, revocation, and validation across enterprise environments.
Hands-on experience supporting and troubleshooting NetScaler environments, including GSLB, VLSB (vServers), SNIPs, VIPs, service groups, and SSL profiles.
Ability to diagnose certificate chain issues, cipher mismatches, handshake failures, and trust problems across load balancers, web servers, and applications.
Strong grasp of Layer 4–7 traffic flow, health monitoring, persistence, and high-availability design.
Experience supporting production environments, participating in maintenance windows, and validating changes with minimal service impact.

Senior Network Engineer

Key skills