Sr Specialist App/Prod Support (Tier 2 Application Support Engineer)
Hyderabad, India
Key Responsibilities
- Provide Tier 2 support for escalations from Tier 1 across incidents, alerts, environment issues, and C2W events.
- Resolve complex issues and lead root cause analysis, trend investigation, and improvement ticket creation.
- Support iTrack work requests, consulting tickets, and platform-aligned project deliverables.
- Provide additional C2W support when engaged by Tier 1.
- Execute compliance-related support tasks including CCRC, AT&T Cybersecurity Scorecard, and SOX support activities.
- Manage SSL certificate lifecycle support and remediation execution.
- Execute Golden Image and on-prem OS updates for existing VMs.
- Perform application installations and upgrades (outside monitoring/alerting platform scope handled by SRE).
- Support production/non-production setup and operations in Azure and on-prem environments.
- Support new client onboarding and implementation projects for enterprise integration and messaging services.
- Partner with architects and developers to analyze requirements and recommend technical options.
- Gather and publish monthly application and operational metrics.
- Manage ITAP data requirements and ensure operational governance.
- Review and validate Tier 1 SOPs; create and maintain Tier 2/client SOPs.
- Raise Tier 3 tickets for platform/tooling enhancements and monitoring-gap remediation.
Required Qualifications / Must-Have Skills
- 4+ years of experience in application production support, integration support, or platform support.
- Strong troubleshooting skills across distributed enterprise applications.
- Working knowledge of the mandated streaming stack, with operational support experience in Confluent Kafka and Azure Event Hub: Confluent Kafka, Confluent Cloud, Azure Event Hub, AWS-MSK, and Apache Flink.
- Practical knowledge of IBM Sterling Integrator.
- Hands-on operational experience with Kubernetes, especially Azure Kubernetes Service (AKS), in incident response and platform support.
- Working experience with Splunk and Prometheus/Grafana for diagnostics and observability.
- Python scripting capability for support automation, operational checks, and repetitive task reduction.
- Familiarity with Java, React, and Spring Boot based applications for troubleshooting and production issue triage (not an application development role).
- Solid SQL/Postgres query skills for production support analysis.
- Experience supporting CI/CD release operations.
- Strong stakeholder communication and incident coordination skills.
Good-to-Have / Nice-to-Have
- Azure/Kubernetes/ITSM certifications.
Experience Level
Mid to Senior (typically 7 to 10 years)
Location / Work Mode
Onsite (Hyderabad / Bangalore)
What We Offer
- High-ownership role across mission-critical applications and client-facing operations.
- Opportunity to influence reliability, compliance readiness, and service quality.
- Growth path into advanced reliability engineering and platform ownership roles.
Weekly Hours:
40Time Type:
RegularLocation:
IND:AP:Hyderabad / Argus Bldg 4f & 5f, Sattva, Knowledge City- Adm: Argus Building, Sattva, Knowledge City, IND:KA:Bangalore / Intl Tech Park, Navigator Bldg, Whitefield Road: Whitefield Road:Intl Tech Park, Navigator BldgIt is the policy of AT&T to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, AT&T will provide reasonable accommodations for qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made.
Job ID R-117415 Date posted 07/30/2026
Benefits
Your needs? Met. Your wants? Considered. Take a look at our comprehensive benefits.
- Paid Time Off
- Tuition Assistance
- Medical and dental plans
- Discounts
- Training & Development
Our hiring process
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Assessments
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Interview
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