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

Enterprise Architect is responsible / accountable for development and optimization of IT architecture on Enterprise level: for this purpose this role caries out analysis and evaluation of customer and technical requirements; develops implementation concepts and holds accountability for implementation.

Enterprise Architect assumes responsibility / accountability for all interactions of components, systems, functions from the network to the point of interaction with the customer; in this context, this role designs a comprehensive vision  and co-create strategy  taking into account high level business requirements and implications, with a view to sustainability.

Among previous, this role identifies and evaluates innovations in technology fields and being actively involved with implementation within the Group and in the industry (standardization, open source communities, suppliers, interest groups, patents, etc.).

WHAT WILL YOU DO?

• Assume end-to-end responsibility for the technical feasibility, consistency and documentation of network solutions.
• Create, maintain and continuously develop network landscapes covering data centers, workplace environments, cloud services, applications, external partners and network or security providers.
• Document network architectures, system relationships, connectivity paths, data flows, routing dependencies and security boundaries.
• Develop network solution designs in close collaboration with the responsible T-Systems units, customer teams and external providers.
• Translate customer and project requirements into production-ready technical specifications, including:

                    • IP addressing and subnet requirements

                    • Routing and switching configurations

                    • Firewall rules and security policies

                    • VPN and external connectivity requirements

                    • Load-balancer entries

                    • DNS and other network-relevant parameters

• Create and maintain architecture and technical documentation using tools such as Microsoft Visio, DrawIO, Jira and Confluence.
• Plan and design new external connections and integrations involving data centers, cloud platforms, workplace services, service providers and external partners.
• Support the development and execution of network migration procedures, including current-state and target-state designs.
• Assess technical dependencies and risks associated with migrations, new integrations and infrastructure changes.
• Provide technical leadership and coordination during the implementation of network solutions.
• Prepare implementation-ready change packages and ensure that changes are appropriately documented, approved, tested and transferred into the relevant operational tools.
• Define standardization and automation use cases based on recurring network requirements and implementation patterns.
• Continuously develop the network architecture concept and integrate new customer, security and operational requirements.
• Provide cross-cluster incident support for issues involving connectivity, routing, switching, firewall policies, VPNs, DNS, load balancing or other network dependencies.
• Support a maximum reaction time of 30 minutes for cross-cluster incident-support requests.
• Analyze incidents using network landscapes, monitoring information, routing tables, firewall configurations, logs and other technical data.
• Perform or coordinate connectivity tests, routing analysis, monitoring checks and structured troubleshooting activities.
• Coordinate internal technical teams, external providers and manufacturers during complex incidents.
• Act as a technical advisor when ownership of an incident, requirement or network dependency is initially unclear.
• Contribute to root-cause analysis and provide technical input to Incident and Problem Management.
• Participate in customer consultations, project discussions, change meetings and technical governance forums.
• Contribute to the continuous improvement of network designs, operational processes, documentation standards and troubleshooting procedures.

YOU WILL SUCCEED IF YOU:

• Completed degree in Computer Science, Business Information Systems, Engineering or a comparable qualification with relevant professional experience.
• Have several years of experience in enterprise network architecture, network engineering, network operations or solution design.
• Have strong experience in planning network concepts and creating detailed network designs.
• Have senior-level knowledge of:

                    • TCP/IP and related network protocols

                    • Routing and switching

                    • IP addressing and subnetting

                    • DNS

                    • Firewalls and network security

                    • Site-to-site and client-to-site VPNs

                    • Load balancing

                    • Connectivity troubleshooting

• Have experience with data-center networking, cloud connectivity, SD-WAN and SASE technologies.
• Have strong understanding of enterprise architectures, network architectures and complex multi-provider environments.
• Have experience translating customer requirements into technical designs and production-ready implementation instructions.
• Are experienced with network migration planning and execution.
• Are able interpret monitoring information, routing tables, firewall rules, technical configurations and network logs.
• Have experience with preparing network designs, implementation plans and change requests.
• Have practical experience with Microsoft Visio, DrawIO, Jira and Confluence.
• Understand ITIL-based Incident, Problem, Change and Configuration Management.
• Experience working with enterprise ITSM platforms and structured ticket-based processes.
• Have strong analytical and structured troubleshooting capabilities.
• Are able to provide technical leadership across several teams without necessarily having disciplinary responsibility.
• Have strong customer-facing communication and presentation skills.
• Are able to manage conflicting priorities and coordinate stakeholders during technically complex or time-critical situations.
• Are self-organized, outcome-oriented and collaborative working style.

Preferred qualifications

Basic software-development, scripting or network-automation experience.

Relevant certifications are an advantage, particularly:

• Cisco Professional or equivalent network certification
• Certified Information Systems Security Professional
• ITIL Foundation
• Additional certifications in SD-WAN, SASE, cloud networking or network security

Key interfaces

• Customer network and infrastructure teams
• Network Management and Network Operations teams
• Network Operations Center and specialist resolver teams
• Solution Architects

IT Technical skills (expert level):

Cisco Networking Products 4, Network Development 4, Network Operations 4, Network - Security Technologies and Platforms 4, Ansible 4, Network and
Service Protocols 4, Network Architecture and Design 4, Network Incident Management 4

Soft skills (expert level):

• Communication, presentation and negotiation skills
• Analytical thinking
• Stakeholder management

Language skills

• German - B1+ level.
• English -  C1+ level

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 3100 € /brutto.

Additional information

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