Systems Engineer

Main functions

• Manage and maintain Windows Server environments across physical and virtual platforms.

• Build, upgrade, patch, and decommission servers in line with lifecycle and security standards.

• Support virtualization platforms and clustered server environments.

• Administer file servers, shared storage, and NTFS / Active Directory permissions.

• Participate in planned maintenance windows and out‑of‑hours changes where required.

• Administer and support Microsoft SQL Server environments (production, UAT, and development).

• Create and configure SQL databases to support business application requirements.

• Perform SQL Server patching, upgrades, and version alignment.

• Support SQL clustering, high availability, and migration activities.

• Troubleshoot database‑related performance and connectivity issues.

• Support business‑critical applications hosted on Windows and SQL platforms.

• Work with vendors to support application upgrades, fixes, and platform improvements.

• Apply operating system and application security patches and remediate vulnerabilities.

• Implement and maintain server hardening and security best practices.

• Support certificate management and renewal processes.

• Implement least‑privilege access models using Active Directory groups.

• Assist with file share security remediation and reduction of over‑permissioned access.

• Work with Security and Network teams to support secure access, proxy, and inspection solutions.

• Ensure systems meet audit, compliance, and organisational security requirements

• Develop and maintain PowerShell scripts to automate server, SQL, and administrative tasks.

• Automate routine activities such as patching checks, archiving, and maintenance tasks.

• Improve operational efficiency through scripting and process optimisation.

• Act as an escalation point for infrastructure and application‑related incidents.

• Perform root cause analysis and implement preventative fixes.

• Work closely with Infrastructure, Network, Cloud, Security, and Service Desk teams.

• Provide support to business teams including Engineering, Operations and Finance, across new projects and existing IT solutions / applications.

• Engage with third‑party vendors and support partners.

• Create and maintain technical documentation, procedures, and change records.

• Contribute to continuous improvement initiatives and infrastructure standardisation.

• Infrastructure Management

• Database & Application Support

• Security & Compliance

• Automation & Scripting

• Operations, Collaboration & Documentation

What we offer

• Hybrid model – 2 days a week in the office in Wrocław

• Discounted and unlimited travel to over 250 destinations

• Staff travel benefits from day one

• Multisport card

• Private health care

• Group insurance scheme

• Option to participate in trainings and conferences

• Possibility to meet your colleagues in other offices

• Annual events (i.e. St.Patrick’s Day)

• Regular social meetings

• Paid referral system

• New office building surrounded by great dinettes right in the city centre

• Contract of employment (permanent contract after trial period)

• Other benefits

Requirements

• Attention to DetailCritical ThinkingDecision Making/JudgmentDependabilityCommunicationCollaboration

Requirements

• Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience).

• 4+ years of experience in a Systems Engineer, Infrastructure Engineer, or similar role.

• Strong experience administering Windows Server environments.

• Proven experience supporting Microsoft SQL Server in enterprise environments.

• Solid understanding of server patching, vulnerability management, and system lifecycle management.

• Experience with Active Directory, permissions, and access control.

• Experience supporting, administering, and maintaining DFS-N and SMB services across the enterprise.

• Familiarity with virtualization, clustering, and high‑availability concepts.

• Proficiency with PowerShell scripting for automation and administration.

• Experience supporting business‑critical applications and working with vendors.

• Strong analytical, troubleshooting, and problem‑solving skills.

• Excellent communication skills and ability to work with technical and non‑technical stakeholders.

• Ability to work independently, manage competing priorities, and support live production systems.

• Experience working in hybrid (on‑premises and cloud‑integrated) environments.

• Familiarity with certificate management automation.

• Experience with enterprise MFT solutions.

• Exposure to security or proxy platforms (e.g. SSL inspection solutions)

• Experience with enterprise ITSM tools such as ServiceNow.Relevant certifications (Microsoft, SQL Server, ITIL, VMware) preferred.

• Experience identifying opportunities to improve internal workflows through AI‑based automation.

• Desirable