AT&T Logo

AT&T

Sr Specialist App/Prod Support (Tier 2 Application Support Engineer)

Posted 3 Days Ago
Be an Early Applicant
In-Office or Remote
Hiring Remotely in Hyderabad, Telangana
Senior level
In-Office or Remote
Hiring Remotely in Hyderabad, Telangana
Senior level
Provide Tier 2 application and platform support for enterprise integration and messaging services. Triage and resolve escalated incidents, lead RCA and trend analysis, manage SSL lifecycle, perform application installs/upgrades, support Azure and on-prem environments, operate Kubernetes (AKS), use observability tools (Splunk, Prometheus/Grafana), automate with Python, support CI/CD releases, and coordinate compliance and onboarding activities.
The summary above was generated by AI

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:

40

Time Type:

Regular

Location:

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 Bldg

It 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.

Similar Jobs

2 Hours Ago
Remote or Hybrid
India
Mid level
Mid level
Cloud • Information Technology • Security • Software • Cybersecurity
Own technical relationships across the customer lifecycle: lead discovery, design bespoke architectures, run demos and PoCs across security, networking and developer platforms, drive adoption and expansion with quota responsibility, run technical QBRs, and leverage AI-augmented workflows to automate tasks and focus on strategic advisory.
Top Skills: Ai AgentsApi ConnectorsCloud InfrastructureCloudflare Ai GatewayCloudflare WorkersDdos MitigationDnsJavaScriptLlm OrchestrationPrompt EngineeringPythonRetrieval-Augmented Generation (Rag)Routing (Bgp)Telemetry Monitoring
Yesterday
Remote or Hybrid
India
Expert/Leader
Expert/Leader
Big Data • Food • Hardware • Machine Learning • Retail • Automation • Manufacturing
Develop and maintain statistical and ML forecasting models for SKU-level demand using Python/PySpark and Databricks; analyze model performance (MAPE/bias), post-process outputs, collaborate with demand planners for explainability, produce dashboards and KPIs, and drive continuous improvement in forecasting and data models.
Top Skills: DatabricksGoogle AdwordsGoogle AnalyticsGoogle Cloud PlatformGoogle Tag ManagerJuliaExcelPower BIPysparkPythonRSASSQLTableau
Yesterday
Easy Apply
Remote
India
Easy Apply
Senior level
Senior level
Artificial Intelligence • Blockchain • Fintech • Financial Services • Cryptocurrency • NFT • Web3
Lead the Help Center product roadmap to increase automation rate and CSAT by building AI-powered search, personalized article experiences, and self-service workflows. Partner with ML, engineering, CX ops, content, and data science to maintain global knowledge, define funnel metrics, and integrate chat/agent tooling and third-party vendors to deflect contacts and proactively resolve issues.
Top Skills: Ai/MlCmsContentfulFreshdeskGenerative AiLlmRagSalesforceZendesk

What you need to know about the Chennai Tech Scene

To locals, it's no secret that South India is leading the charge in big data infrastructure. While the environmental impact of data centers has long been a concern, emerging hubs like Chennai are favored by companies seeking ready access to renewable energy resources, which provide more sustainable and cost-effective solutions. As a result, Chennai, along with neighboring Bengaluru and Hyderabad, is poised for significant growth, with a projected 65 percent increase in data center capacity over the next decade.

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account