Senior Network Administrator

Sii Poland; Szczecin; On-site; PLN 210,000 - 296,000; Full time

Job summary

A leading IT services provider in Szczecin is seeking a Network Administrator to maintain and support its global IT infrastructure. The role involves collaboration with international teams and various responsibilities, including system upgrades and network solutions implementation. The ideal candidate possesses over 7 years of network experience, CCNA certification, and fluency in Polish. Opportunities for professional growth and work with top brands await in an inclusive environment.

Benefits

Great Place to Work

Solid financial situation

Contracts with the biggest brands

Centre of internal trainings

Many experts you can learn from

Open and accessible management team

Profit sharing

Passion Sponsorship program

Regular integration events and trips

Comfortable and well-equipped offices

Medical care

Qualifications

• Minimum 7 years of experience in network support/network operations area.
• Very good knowledge of computer network administration and architecture.
• Ability to diagnose problems and resolve network incidents.
• Openness to 1-2 weeks onboarding in Switzerland.

Responsibilities

• Maintain, monitor and ensure high performance of global network infrastructure.
• Provide 2nd and 3rd line support to teams in Switzerland and abroad.
• Implement and develop network solutions in cooperation with the engineering team.
• Perform changes, software installations and system upgrades.

Skills

Network support experience

Network operations

Problem diagnosis

Communication with business users

Knowledge of network architecture

Experience with monitoring tools

Cisco CCNA certification

English B2 level

Fluency in Polish

Tools

Diagnostic tools

Monitoring tools

Analytical tools

Job description

We are looking for a person for the position of Network Administrator for a project implemented for a Swiss company that manages a global IT infrastructure covering more than 140 locations around the world.

The person in this position will be responsible for network support and maintenance, implementation of network solutions and cooperation with international technical teams. The project combines day‑to‑day operational work with development opportunities in the areas of network automation and security.

Sii ensures that all hiring decisions are made solely on the basis of qualifications and competence. We are committed to treating everyone equally and fairly, regardless of legally protected characteristics. At Sii, we promote a diverse and inclusive work environment, in full compliance with applicable anti‑discrimination laws.

Your tasks

• Maintain, monitor and ensure high performance of global network infrastructure
• Provide 2nd and 3rd line support to teams in Switzerland and abroad
• Implement and develop network solutions in cooperation with the engineering team
• Perform changes, software installations and system upgrades
• Manage network incidents and resolve technical issues
• Implement task automation and monitor its effectiveness
• Maintaining complete technical documentation of the network environment
• Identifying and proposing improvements to increase network performance, capacity and scalability

Requirements

• Minimum 7 years of experience in network support/ network operations area
• Very good knowledge of computer network administration and architecture
• Ability to diagnose problems and resolve network incidents
• Experience working with diagnostic, monitoring and analytical tools
• Ability to work in an international team and communicate effectively with business users
• Cisco CCNA certification (minimum)
• Openness to 1‑2 weeks onboarding in Switzerland
• Knowledge of English at a minimum B2 level
• Residence in Poland required and fluency in the Polish language

Nice to have

• Cisco CCNP or Fortinet FortiGate certifications
• Experience in network process automation (NetSecOps)

Job no. 251202-G79AR

Benefits For You

• Great Place to Work
• Solid financial situation
• Contracts with the biggest brands
• Centre of internal trainings
• Many experts you can learn from
• Open and accessible management team
• Profit sharing
• Passion Sponsorship program
• Regular integration events and trips
• Comfortable and well‑equipped offices
• MySii app
• Medical care