Prashant B
Cloud DevOps Engineer
Competenze
Consulta i miei servizi

Esperienza lavorativa
Analyst - NetScaler TAC
Citrix • Full time
Dec 2024 - Present • 1 yr 5 mos
NETSCALER ADC & CITRIX GATEWAY ▸Architected and maintained Citrix NetScaler ADC and Gateway environments, configuring virtual servers, service groups, content switching, GSLB, rewrite/responder policies, and nFactor authentication flows ▸Configured and troubleshot Citrix Gateway for VPN, ICA proxy, clientless access, SmartAccess, and session/traffic policy enforcement across enterprise user populations ▸Managed SSL/TLS offloading on NetScaler ADC including certificate binding, cipher suite hardening, SNI configuration, and resolution of handshake failures across production workloads ▸Deployed and maintained active-passive HA pairs with failover tuning, heartbeat monitoring, and GSLB-based disaster recovery across geographically distributed data centers INCIDENT RESPONSE & TROUBLESHOOTING ▸Resolved 500+ production incidents across distributed systems involving TCP/IP, DNS, SSL/TLS, NAT, load balancing, and application delivery infrastructure ▸Led root cause analysis (RCA) for Sev 1 critical incidents — performing packet-level diagnosis using Wireshark, tcpdump, and NetScaler nsTrace/ns.log to isolate failures across TCP handshakes, TLS negotiation, and HTTP transactions ▸Diagnosed and resolved latency spikes, packet drops, TCP retransmissions, and traffic routing anomalies across high-availability and distributed architectures ▸Collaborated with cross-functional teams including engineering, operations, and customer stakeholders to drive end-to-end resolution of production-impacting incidents AUTOMATION & MONITORING ▸Developed Python scripts to automate incident triage, log parsing, traffic analysis, and monitoring workflows — significantly reducing manual investigation time ▸Built and maintained metrics-based monitoring and alerting systems enabling proactive detection of performance degradation before customer impact ▸Authored technical documentation and knowledge base articles standardizing incident response procedures and reducing mean time to resolu