Sr Specialist App/Prod Support

Responsibilities and Day-to-Day View

Fix support escalation issues: Optimize on-call rotations and processes - Improve system reliability through the optimization of on-call processes. Add automation and context to alerts leading to better real-time collaborative response from on-call responders. Additionally, update runbooks, tools and documentation to help prepare on-call teams for future incidents.

Document tribal knowledge - Gain exposure to systems in production, and take part in work with software development, support, IT operations and on-call duties to build up historical knowledge over time. Instead of silo-ing this knowledge, ensure constant upkeep of documentation and runbooks to ensure that teams get the information they need right when they need it.

Conducting post-incident reviews - Thorough and transparent post-incident reviews to keep teams honest and ensure that everyone is conducting post-incident reviews, documenting their findings and taking action on their learnings. Take action items for building or optimizing parts of the SDLC or incident lifecycle to bolster reliability of the service.

Develop automation for mission critical applications using scripts, programs

Provide customer impact analysis and troubleshoot complex issues using domain knowledge of ATT Sales Ordering flows, applications, and downstream interfaces

Support APIs in K8s environment

Contribute to design and implementation of new system layers utilizing principles of high-complexity compute environments.

Provide on-call support for Production customer facing issues

Work with developers, environment teams to identify necessary resources and remove constraints to increase application availability.

16 x 7 Second level trouble shooting of incidents for mission critical high-performance applications

Shift timing (if any): Rotational shifts (16*7 Weekend on-call)

Location: Hyderabad Chennai Bangalore

Primary / Mandatory skills: Overall Experience: - 7+ experience performing Production Support for Mission Critical, high performance applications 4+ years of experience using Docker, Kubernetes and Cloud environments preferably Azure Strong experience in Unix, Networking and troubleshooting knowledge, Docker, Kubernetes and Cloud environments Experience in Java, Python, Shell Scripts Knowledge of Java, ReactJS, Spring Spring Boot framework, microservices RESTful API architecture

Solid understanding and experience in Application Performance Monitoring tools like Dynatrace, AppDynamics, Introscope, etc.

Experience with Log tools like Splunk, Kibana and Grafana (EFK stack experience preferred) Experience with Site Reliability Engineering preferred

Experience with automation, AI/ML is preferred Experience with web-based applications, http, https, SSL/TLS

Secondary / Desired skills:

Experience in Relational NoSQL databases like Oracle Cassandra. Excellent knowledge of SQL: Excellent written and verbal English communication skills to work in a Global team

understanding of security principles

Agile, Lean Agile and/or Scaled Agile methodologies Familiarity with version control systems (Git, Bitbucket) and modern version control for use in continuous deployments

Experience working in a large scale technically diverse organization Knowledge about automated CI and CD pipelines using technologies such as Azure DevOps Server, Jenkins, Maven, Ansible, Chef, SonarQube, Puppet, etc