OPEN TO OPPORTUNITIES

Peyyeti Chan Saheb

Technical Support Engineer | Production Support & Middleware Administrator

4.5+ years of experience supporting mission-critical, customer-facing applications across 24x7 Production and Disaster Recovery environments. Specialized in Middleware, Production Support, Incident Management, RCA, Linux, Application Troubleshooting and Cloud technologies.

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4.5+ Years Experience
99.9% Application Availability
40% Faster Incident Resolution
24×7 Production Support

Professional Summary

Production Support • Middleware • Troubleshooting • Reliability

Technical Support Engineer with 4.5+ years of experience troubleshooting and resolving complex issues for mission-critical, customer-facing applications in 24x7 Production and Disaster Recovery environments.

Skilled in Root Cause Analysis, heap dump analysis, thread dump analysis, GC logs, Oracle AWR reports, SQL, Shell scripting and Linux/Unix/Windows Server administration.

Experienced in cross-functional incident escalation across Development, DBA, OS, Network and Security teams, with hands-on experience in P1/P2 major incident bridge calls, on-call support and CAB-reviewed change management.

Proven track record of owning cases end-to-end, meeting SLAs, maintaining application availability and continuously improving support processes and documentation.

Key Career Highlights

Results that demonstrate production support ownership

99.9% Application Availability
40% Incident Resolution Improvement
ZERO P1/P2 SLA Breaches
24×7 Production & On-Call Support

Core Skills

Technical capabilities and production support expertise

🛠 Technical & Application Support

Enterprise, business-critical and customer-facing application support with complete case ownership.

Production Support Application Support Troubleshooting

🔍 Troubleshooting & RCA

Advanced production troubleshooting and root cause investigation.

Heap Dumps Thread Dumps GC Logs Oracle AWR Log Analysis

💻 Server Administration

OS-level troubleshooting, application deployment and performance tuning.

RHEL AIX Solaris Windows Server

📊 Monitoring & Observability

Proactive monitoring, performance analysis and incident detection.

Dynatrace AppDynamics Heal Grafana

🚨 Incident & Change Management

Major incident coordination, on-call support and controlled production change implementation.

P1/P2 Incidents On-Call CAB Rollback Planning

☁️ Cloud & Automation

Cloud infrastructure and automation technologies used for modern application environments.

AWS Shell Scripting Git OpenShift

Professional Experience

Production Support & Middleware Administration

Senior Technical Engineer - Production Support
Union Bank of India (Client) | Parishram Technologies - Hitachi Systems India
March 2025 - Present
  • Own and resolve customer-impacting incidents end-to-end for Internet Banking, Mobile Banking, CBS, IMPS, UPI and LAS applications in 24x7 production environments.
  • Maintained 99.9% application availability by resolving incidents within SLA.
  • Performed RCA using heap dumps, thread dumps, GC logs and Oracle AWR reports.
  • Monitored application health and performance using Dynatrace, Heal and Grafana.
  • Supported Production and Disaster Recovery environments, including DR drills and business continuity validation.
  • Executed zero-downtime application deployments and validated releases across clustered environments.
  • Partnered with Development, DBA, OS, Network and Security teams during major incidents and escalations.
  • Reduced incident resolution time by 40% and handled P1/P2 incidents with zero SLA breaches.
  • Led and coordinated major incident P1 bridge calls, driving cross-team resolution and stakeholder communication.
  • Reviewed and implemented production changes through the Change Advisory Board (CAB) process.
  • Automated recurring health-check and log-parsing tasks using Shell scripting.
  • Created runbooks and SOPs for recurring incident scenarios.
  • Coordinated OS and application patching and vulnerability remediation with Security and Infrastructure teams.
  • Mentored junior support engineers on troubleshooting, tools and escalation processes.
Lead Consultant - Middleware Administrator
ICICI Bank Limited (Client) | SR Intelligent Technologies
October 2022 - March 2025
  • Administered IBM WebSphere Application Server ND across Production, UAT and DR environments.
  • Supported Mobile Banking, InstaBIZ, SPP, Eazypay and Discovery customer-facing applications.
  • Installed, configured and maintained WebSphere and IBM HTTP Server.
  • Deployed and validated EAR/WAR application releases.
  • Configured application clusters to ensure high availability and business continuity.
  • Managed SSL certificate lifecycle, fix packs and plugin configuration.
  • Supported OpenShift-based deployments and DR activities.
  • Performed JVM heap and garbage collection tuning to improve WebSphere application performance and stability.
  • Coordinated with network and load-balancer teams for traffic routing during maintenance and failover.
  • Led WebSphere version upgrades and patching activities across environments with minimal service disruption.
  • Logged and tracked IBM vendor support cases (PMRs) through resolution.
Scholar Trainee - Middleware Administrator
Cognizant
January 2022 - July 2022
  • Supported WebSphere administration, application deployments and log analysis.
  • Assisted in monitoring and root cause investigation for application performance issues.
  • Triaged and prioritized support tickets based on severity and business impact.
  • Documented recurring issues and resolution steps for the team knowledge base.

Technical Environment

Technologies and platforms

Application / Web Servers IBM WebSphere ND, Oracle WebLogic, Apache Tomcat, IBM HTTP Server, Apache HTTP Server
Operating Systems RHEL, AIX, Solaris, Windows Server, OpenShift
Database Oracle SQL, Oracle AWR
Monitoring Dynatrace, AppDynamics, Heal, Grafana
Tools ServiceNow, JIRA, IBM UrbanCode Deploy, Bitbucket, Git, iKeyman
Cloud Amazon Web Services (AWS)
Scripting & Version Control Shell Scripting, Git
Core Competencies Production Support, Incident Management, RCA, SSL Management, Clustering, DR Activities, Performance Troubleshooting, Change Management, On-Call Rotation, Automation

Education

Bachelor of Science (B.Sc.)

Sri Bala Sai Degree College

Krishna University

Let's Connect

Open to opportunities in Technical Support, Production Support, Middleware Administration, Cloud Administration and SRE.

📞 +91 6303901618 ✉ pchansaheb33@gmail.com 🔗 LinkedIn
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