Senior Site Reliability Engineer - AWS

Our brand Deutsche Telekom IT Solutions Slovakia entered the life of Košice region in 2006 under the name of T-Systems Slovakia and ever since has been inextricably linked with the region when became one of the founding members of Košice IT Valley. We have managed to grow from scratch to the second largest employer in the eastern part of the country with more than 3900 employees. Our goal is to proactively find new ways to improve and continuously transform into the type of company providing innovative information and communication technology services.

Purpose

The Senior SRE for AWS is responsible for designing, implementing, and operating highly reliable, scalable, and secure cloud infrastructure on AWS. The role ensures the stability and performance of production systems by applying Site Reliability Engineering principles, automation, and Infrastructure as Code practices.

 

WHAT WILL YOU DO?

• Collaborate with architects and application engineers to ensure applications are maintainable, scalable, and follow appropriate disaster recovery

and high availability strategies
• Contribute to handbooks, runbooks, and architecture design documents to ensure consistent working methods and transparency between teams
• Develop and automate standard operating procedures around common failure scenarios and manual operating tasks
• Work in scrum teams alongside architects and product managers to support and deploy new infrastructures and operational requirements
• Design, manage and maintain tools to automate manual operational processes
• Build and maintain production systems on AWS using ALB, ELB, WAF’s, S3, Serverless, API’s, Route53, etc. with the use of IaC (Terraform and

CloudFormation)
• Troubleshoot problems, involving the appropriate resources and driving resolution of issues with a focus on minimizing impact to our customers.
• Leverage deep expertise to plan and lead the deployment of cloud solutions into production environments with the use of CI/CD pipelines
• Create practical demonstrations of proposed solutions and demonstrate them to other members of the team
• Contributing to the development of best practices for Infrastructure as Code, software build tools, and Continuous Integration
• Work and collaborate with multi-national teams in an international environment.

 

YOU WILL SUCCEED IF YOU:

• Have strong hands-on experience with AWS cloud services, especially services such as ALB/ELB, WAF, S3, Route53, serverless components, and API integrations.
• Have solid experience designing, deploying, and operating cloud-native infrastructure in production environments.
• Have practical experience with Infrastructure as Code, particularly using Terraform and/or CloudFormation.
• Have experience building and maintaining CI/CD pipelines for automated infrastructure and application deployments.
• Have strong automation and scripting skills (e.g., Python, Bash, or similar) to eliminate manual operational work.
• Have experience designing high availability, scalability, and disaster recovery architectures in cloud environments.
• Have strong troubleshooting and incident management skills, with the ability to quickly identify root causes and minimize service impact.
• Have experience creating and maintaining runbooks, operational documentation, and architecture documentation.
• Have worked in Agile/Scrum teams, collaborating closely with architects, engineers, and product managers.
• Have experience implementing and promoting DevOps best practices, including infrastructure automation, monitoring, and continuous improvement.
• Have experience building and maintaining operational tooling and automation frameworks to support production systems.
• Have strong communication and collaboration skills, enabling effective work across distributed and international teams.
• Are proactive, solution-oriented, and comfortable demonstrating and explaining technical solutions to peers and stakeholders.

WHY SHOULD YOU CHOOSE US?

We believe in balance between work and personal life. An attractive and extensive work-life balance portfolio guarantees lasting motivation for employees and thus a better quality of life, promotes physical and mental well-being and contributes to a positive work environment. All this with the aim of providing more freedom in reconciling work, career growth, private life and individual lifestyle. Therefore we offer to our employees over 25 different benefits to improve their personal and professional life in these areas:

• Financial benefits
• Benefits with focus on learning and development
• Benefits with focus on health and sport
• Benefits with focus on family and work – life balance
• Other benefits

For more information about our benefits click to Benefits

Salary

Final salary is negotiable.

We are offering base salary depending on seniority level and previous experience of candidate. In addition to base salary we provide variable part and other financial benefits. Base salary will not be lower than 2200 € /brutto.

Additional information

* Please be informed that our remote working possibility is only available within Slovakia due to European taxation regulation.