Summary
We are looking for an experienced System Administrator to support and develop our company’s IT infrastructure at our Krakow office. You will be responsible for maintaining servers, network equipment, and information systems, ensuring their reliable operation in accordance with ISO 27001:2013 policies, while collaborating closely with the IT team and other departments to continuously improve our infrastructure.
We offer a collaborative environment with open and transparent communication, well-established processes, a minimum of formalities and a maximum of trust. Join PLVision, a company with an in-demand specialization in computer networking, and secure your professional future.
Responsibilities 
Support the company's existing IT infrastructure (servers, routers, switches, information systems)
Develop and maintain the IT infrastructure and information systems in accordance with ISO 27001:2013 policies
Develop and support the Disaster Recovery Plan (DRP) for the company's IT infrastructure and information systems
Cooperate with the IT team and other company departments to improve the existing IT infrastructure
Implement best IT practices
Share knowledge within the IT department on a regular basis
Requirements
3+ years of experience as a System Administrator
2+ years of experience in supporting and developing a company's IT infrastructure (100+ employees)
Good knowledge of network and server technologies (Windows, Linux, AD, Cisco routers and switches, Proxmox, Wi-Fi access points and networks)
Clear understanding of information security policies
Understanding and experience with such processes as Change Management, Incident Management, and BCP
Experience implementing best IT practices
Strong analytical and organizational skills
Intermediate English level
About PLVision 
PLVision is a European networking software product development company that helps businesses unlock the full potential of open and disaggregated technologies. We deliver end-to-end, vendor-agnostic solutions, tailored to meet client’s specific use cases – enabling greater flexibility, scalability, and sustainability while ensuring cost control and predictability.
Leveraging strategic partnerships with industry leaders, major hardware vendors, and membership in key open networking communities, PLVision ensures delivered software solutions remain future-ready and aligned with the latest open networking innovations, empowering clients to achieve their business goals and long-term success.
Equal Opportunity Statement 
PLVision is committed to providing equal employment opportunities and does not tolerate unlawful discrimination or harassment based on race, color, religion, age, sex, national origin, or any other protected characteristics. We believe everyone at PLVision deserves to thrive in an environment where they are respected, valued, and empowered to reach their full potential and build a meaningful career.
Benefits 
- Medical insurance
- Vacation and sick leave days
- Paid bank holidays (11 days in 2026)
- Relocation bonus
- Marriage and childbirth bonuses
- Referral bonus
- Educational courses and training programs
- Remote work
- Flexible Schedule