Company Description
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.
Job Description
Purpose
Senior DevOps Engineer is responsible for entire lifecycle of Continuous Integration/Continuous Deployment pipelines and Infrastructure as Code approaches. Takes account and defines automated configuration management, release management, build, test and deployment activities. Provides prototypes and concepts for further automation of assigned technology.
WHAT WILL YOU DO?
Design and manage cloud and hybrid network architectures (VPCs, VNets, subnets, routing, peering)
Automate network provisioning and infrastructure using Infrastructure as Code (IaC) tools (e.g., Terraform, Ansible)
Implement and maintain load balancing, DNS, and traffic routing solutions
Ensure secure network design, including firewalls, VPNs, Zero Trust models, and segmentation
Optimize network performance, latency, and throughput for distributed systems
Integrate networking into CI/CD pipelines for automated deployments and environment setup
Monitor network health and troubleshoot complex connectivity issues across environments using observability tools
Drive adoption of container networking (e.g., Kubernetes CNI, service meshes)
Collaborate with security, platform, and development teams to align networking with application needs
Research and implement innovative technologies to enhance infrastructure automation and optimize development processes
Support project teams with consulting, proof-of-concept solutions, and continuous infrastructure optimization
Qualifications
YOU WILL SUCCEED IF YOU:
Meet the general requirementsMaster´s degree in Information technologies
Strong troubleshooting capability & skills in complex distributed automation environments
Ability to think in end-to-end service models, not just device-level configs
Ability to translate business/service requirements into technical workflows
Attention to detail
Ability to mentor and coach team members
Ownership mindset: takes issues end-to-end until resolution
Strong cross-team collaboration skills (Dev, Ops, ServiceNow, vendors)
Ability to clearly communicate technical concepts to different audiences
Proactive in identifying improvements and optimization opportunities
English – Upper intermediate (B2)
Have experience with NSO & PythonExperience with network automation frameworks (e.g. Cisco NSO, Ansible, Terraform, Python)
Understanding of infrastructure as code / network-as-code principles
Strong experience developing and maintaining Cisco NSO service packages
Deep understanding of NSO architecture, service models (CFS/RFS), FASTMAP and service plan lifecycle
Solid Python3 skills with strong OOP principles and experience in transactional systems
Maintain NSO Application and be the go-to resource for NSO topics and issues
Ability to work with APIs and data models (REST, JSON/YANG)
Experience with automated testing frameworks (Robot Framework preferred)
Understand Network ArchitectureSolid understanding of networking fundamentals (L2/L3, BGP, VPNs, IPsec, VRF, segmentation)
Worked within a Network Operations or Engineering environment
Experience of Cisco ACI, IOX-XE, NXOS
CI/CD & release governanceExperience and knowledge of Git-based workflows and CI/CD pipelines (build, test, release)
Experience with release management in multi-service network automation platforms.
Good Linux knowledge including scripting and containerized environment
Additional Information
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 2600€ /brutto.
Additional information
* Please be informed that our remote working possibility is only available within Slovakia due to European taxation regulation.
Location: Kosice
Company: Deutsche Telekom System Solutions Slovakia
Language: English
Job category: Technical positions