Last updated: 2025-10-18

21 It Systems Administration jobs in Warsaw.

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Bosch

Bosch is a global leader in technology and services, offering innovative products and reliable solutions across multiple sectors.

Archiving Systems Engineer

Warsaw

  • Skills: Archiving, MS Windows Servers, Oracle, SQL databases, OpenText, Content Server, systems administration, troubleshooting, monitoring, automation
  • Level: mid
  • Type: full_time

Alter Solutions

Our mission as a company providing IT services is to provide our clients all over the world with the best solutions. We manage to do this by analyzing the need…

Security Testing Consultant

Warsaw

  • Skills: penetration testing, security analysis, project management, network protocols, security mechanisms, Active Directory, wireless communication, fuzzing, cryptography, reverse engineering
  • Level: mid
  • Type: other

Wargaming

Wargaming is an award-winning online game developer and publisher headquartered in Nicosia, Cyprus. Operating since 1998, Wargaming has become one of the leade…

Linux System Administrator

Warsaw

  • Skills: Linux, Kubernetes, Gitlab, ArgoCD, PostgreSQL, Ansible, Nginx, Zabbix, Private Health Care, Mental well-being
  • Level: mid
  • Type: full_time

Veeam

Veeam, the #1 global market leader in data resilience, believes businesses should control all their data whenever and wherever they need it. Veeam provides dat…

Junior QA Engineer

Warsaw

  • Skills: data resilience, software testing, networking, Windows, Linux, DNS, DHCP, system administration, technical education, quality assurance
  • Level: entry
  • Type: full_time

Bayer AG

At Bayer we’re visionaries, driven to solve the world’s toughest challenges and striving for a world where Health for all, Hunger for none’ is no longer a drea…

Lead Cyber Security Engineer

Warsaw

  • Skills: cyber security, SIEM, logging, Azure, AWS, Linux, Windows, ITIL, data-pipeline, monitoring
  • Level: mid
  • Type: full_time

Bosch

At Bosch, we shape the future by inventing high-quality technologies and services that spark enthusiasm and enrich people’s lives. Our promise to our associate…

Systems Engineer - Site Reliability Engineering

Warsaw

  • Skills: Linux, system administration, networking, scripting, CI/CD, monitoring, documentation, automation, cybersecurity, performance optimization
  • Level: mid
  • Type: full_time

Capgemini

Capgemini is a global leader in partnering with companies to transform and manage their business by harnessing the power of technology. The Group is guided eve…

Senior Storage Engineer with French

Warsaw

  • Skills: Storage technologies, IBM, HP 3PAR, SAN configuration, Networking, Windows, Linux, Technical consultancy, On-call duties, Cloud infrastructure
  • Level: mid
  • Type: full_time

Snowflake

Snowflake is growing fast, and we’re scaling our team to help enable and accelerate our growth. We are looking for people who share our values, challenge ordin…

Network Engineer

Warsaw

  • Skills: network infrastructure, LAN, WLAN, WAN, Cisco, Palo Alto, AWS, Azure, Python, Ansible
  • Level: mid
  • Type: full_time

Ajax Systems

Ajax Systems is an international technology company and the largest developer and manufacturer of Ajax security systems with smart home capabilities in Europe.…

Computer Systems Engineer

Warsaw

  • Skills: operating systems, network protocols, cloud services, information security, technical assistance, system performance, user support, monitoring tools, IT best practices, hardware maintenance
  • Level: mid
  • Type: full_time

CDPROJEKTRED

To create revolutionary, story-driven RPGs which go straight to the hearts of gamers — this is our mission. Want to dive deeper into our company’s culture? Exp…

Offensive Security Engineer

Warsaw

  • Skills: Offensive Security, Cybersecurity, Penetration Testing, IT Infrastructure, Web Security, Programming Languages, Game Development, Risk Assessment, Incident Response, Cloud Security
  • Level: mid
  • Type: full_time

SigmaSoftware2

We are excited to welcome a passionate IT Support Engineer to join our IT Service Center. As part of a dynamic and professional team, you'll have the opportuni…

IT Support Engineer

Warsaw

  • Skills: IT support, Windows 10, macOS, Ubuntu, network equipment, networking principles, Windows Server, Linux, hardware maintenance, technical assistance
  • Level: mid
  • Type: full_time

CIC

CIC is a global leader in building and operating innovation communities. Founded in 1999 in Cambridge, MA, CIC is one of the first companies to offer flexible …

Systems & Network Engineer

Warsaw

  • Skills: LAN, WAN, network monitoring, Google Workspace, Active Directory, Linux, Windows Server, IT Service Management, physical access controls, network documentation
  • Level: mid
  • Type: full_time

Netcompany

Netcompany was founded in 2000 and has its headquarters in Copenhagen, Denmark. Today, we are an international company with more than 8200 employees working fr…

Microsoft Infrastructure Support

Warsaw

  • Skills: Microsoft, Azure, SharePoint, SQL, CRM, PowerShell, TCP/IP, ITIL, IT Operations, scripting
  • Level: entry
  • Type: full_time

Bosch

W Bosch kształtujemy przyszłość, tworząc wysokiej jakości technologie i usługi, które wzbudzają entuzjazm i wzbogacają życie ludzi. Składamy naszym pracownikom…

IT Support Intern

Warsaw

  • Skills: IT support, scripting, Windows Server, PowerShell, Bash, Python, SQL, CAD, documentation, automation
  • Level: intern
  • Type: internship

Capgemini

Capgemini is a global leader in partnering with companies to transform and manage their business by harnessing the power of technology. The Group is guided eve…

Systrack Engineer with German

Warsaw

  • Skills: SysTrack, PowerShell, Digital Experience Monitoring, Automation, Troubleshooting, Data Analysis, Windows Server, Nexthink, Performance Monitoring, Documentation
  • Level: mid
  • Type: full_time

ICEYE

ICEYE is the global leader in synthetic aperture radar (SAR) satellite operations for Earth Observation, persistent monitoring, and natural catastrophe solutio…

IT Intern

Warsaw

  • Skills: synthetic aperture radar, IT support, networking, Windows, macOS, Linux, Active Directory, identity management, problem-solving, communication
  • Level: intern
  • Type: internship

Visa

Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial instituti…

Security Specialist

Warsaw

  • Skills: penetration testing, cybersecurity, vulnerability assessment, ethical hacking, cloud security, cryptography, network protocols, AI security, programming, risk management
  • Level: mid
  • Type: full_time

ALTER SOLUTIONS

Our mission as a company providing IT services is to provide our clients all over the world with the best solutions. We manage to do this by analyzing the need…

Security Testing Consultant

Warsaw

  • Skills: penetration testing, product security analysis, project management, programming, network protocols, security mechanisms, Active Directory, wireless communication, cryptography, reverse engineering
  • Level: mid
  • Type: contract

Bosch

At Bosch, we shape the future by inventing high-quality technologies and services that spark enthusiasm and enrich people’s lives. Our promise to our associate…

Virtual Servers Administrator

Warsaw

  • Skills: Nutanix, vmware, hybrid work, troubleshooting, analytical thinking, problem-solving, capacity management, collaborative environment, certification, English fluency
  • Level: mid
  • Type: full_time

Visa

Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial instituti…

Associate Network Analyst

Warsaw

  • Skills: network operations, incident management, SD-WAN, Cloud, payment products, Cisco, Juniper, ServiceNow, network automation, Python
  • Level: entry
  • Type: full_time