- Role – L3 Application Support
- Location –Hyderabad
- Shift Timings – 24×7 rotational shift
- Notice period:-Immediate to 15 days
Role Summary
Job Title: Application Support Lead (L3) – Application Reliability Operations
Role Summary
The L3 ARO Engineer ensures end-to-end reliability, resilience, and performance of critical applications. This role acts as the final technical escalation point, leads major incidents, performs deep diagnostics (especially for Java based systems), drives permanent fixes, and influences architecture, automation, and operational standards. The engineer mentors L1/L2 teams and partners closely with Development, Architecture, Platform, and Security.
Key Responsibilities
Incident & Problem Management
- Lead major incident (MI) bridges and restore service with minimum business impact.
- Handle all L3 escalations, perform deep diagnostics across Java, JVM, middleware, OS, and infra.
- Own technical RCAs, drive long‑term and systemic remediation.
- Identify recurring failure patterns and risks.
Reliability Engineering
- Apply SRE principles: SLIs/SLOs, error budgets, resilience patterns.
- Tune JVM parameters, analyze thread/heap dumps, and improve performance.
- Influence application architecture for fault tolerance, scalability, and recoverability.
- Validate DR readiness, failover behavior, and resilience testing outcomes.
Change, Release & Risk
- Provide technical approval and risk assessment for high-risk changes.
- Enforce operational readiness for new apps and major releases.
- Ensure changes meet audit, compliance, and regulatory expectations.
Automation, Monitoring & Observability
- Build advanced automation using Shell/Python/PowerShell.
- Develop frameworks for health validation, automated recovery, and compliance checks.
- Define observability standards; optimize alerts and improve MTTR.
Leadership & Mentorship
- Mentor L1/L2 teams; review and approve runbooks, SOPs, and KB articles.
- Act as a trusted technical advisor to stakeholders and leadership.
Skills & Qualifications
Technical (Mandatory)
- Strong knowledge of application architecture, distributed systems, and middleware.
- Java expertise: JVM internals, GC, memory management, thread/heap dump analysis, performance tuning.
- Strong Unix/Linux, networking basics, and advanced scripting (Shell/Python/PowerShell/VBS).
- Advanced SQL and understanding of databases; Autosys (or equivalent scheduler).
- Handson with observability tools: Splunk, AppDynamics/Dynatrace, ELK, Grafana, Prometheus.
Reliability & Operations
- Major incident leadership, deep RCA, change/release readiness, DR & resilience engineering.
- Experience in regulated production environments.
Soft Skills
- Strong technical leadership and decision‑making.
- Clear communication during high‑pressure incidents.
- Ownership mindset and business awareness.
