Junior Network Administrator – SD-WAN (Aruba Silver Peak) ( REF5490F)

Company Description

Present in the market under the Deutsche Telekom IT Solutions brand name, IT-Services Hungary (ITSH) is a subsidiary of the Deutsche Telekom Group and is the largest ICT employer in Hungary. Established in 2006, the company provides a wide portfolio of IT and telecommunications services with more than 5000 employees. ITSH was awarded with the Best in Educational Cooperation prize by HIPA in 2019, acknowledged as one of the most attractive workplaces by PwC Hungary’s independent survey and rewarded with the title of the Most Ethical Multinational Company in 2019. The company continuously develops its four sites in Budapest, Debrecen, Pécs and Szeged and is looking for skilled IT professionals to join its team. 

Job Description

Deutsche Telekom IT Solutions is hiring a Junior Network Administrator to support the deployment and operation of SD-WAN (Software-Defined Wide Area Network) solutions using Aruba Silver Peak technology. 

The role focuses on network deployment, configuration, monitoring, and troubleshooting of SD-WAN environments across distributed enterprise sites. The position operates within a local engineering team, with regular collaboration with international project management and network architecture teams. 

Key Responsibilities 

• Deploy and configure SD-WAN edge devices (Aruba Silver Peak) at remote sites 

• Support SD-WAN rollout and implementation projects 

• Troubleshoot network incidents and SD-WAN overlay issues 

• Monitor network performance, availability, and connectivity 

• Execute incident management and problem resolution tasks 

• Collaborate with international stakeholders (Project Managers, Network Architects) 

• Maintain and update technical documentation and configuration records 

• Follow standard operating procedures (SOPs) and IT service management processes 

Qualifications

Basic knowledge of networking fundamentals: 

TCP/IP , Routing and Switching , Subnetting , Certification or knowledge equivalent to: CCNA (Cisco Certified Network Associate), or Technical secondary education (technicum) in IT / networking 

• Fluent English (B2–C1 level minimum) 

• Understanding of network troubleshooting methodologies 

• Ability to work in a team-oriented, international environment 

Additional Information

Preferred Skills:  

• Exposure to SD-WAN technologies, especially Aruba Silver Peak 

• Basic understanding of: VPN (IPsec, GRE) , WAN technologies , Overlay networks 

• Familiarity with: Network monitoring tools , ITIL-based incident management processes 

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Soft Skills:

• Strong analytical and problem-solving skills 

• Effective communication skills in English 

• Willingness to learn and develop technical expertise 

• Ability to work in cross-functional and multicultural teams 

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