It’s time to go places

Description

Ryanair Labs are currently recruiting for Systems Engineer to join Europe’s Largest Airline Group!

This is a very exciting time to join Ryanair as we look to expand our operation to 800 aircraft and 300 million guests within the next 10 years.

Role Summary
We are seeking a skilled Systems Engineer to join the Business Services team, reporting to the IT Infrastructure Manager. This role is responsible for managing, maintaining, and securing business‑critical server, database, and application infrastructure supporting core organisational services.

The position involves administration and support of on‑premises and hybrid environments, including Windows Server, Microsoft SQL Server, file services, and key business platforms. The Systems Engineer will play a key role in patching, upgrades, vulnerability remediation, incident response, and ensuring systems remain secure, stable, and compliant.

In addition to project‑related activities, the role focuses on the day‑to‑day operation, maintenance, and support of enterprise infrastructure and business systems, working closely with internal IT teams, vendors, and business stakeholders.

Main functions

Infrastructure Management

• 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.

Database & Application Support

• 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.

Security & Compliance

• 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

Automation & Scripting

• 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.

Operations, Collaboration & Documentation

• 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. 

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.

Desirable

• 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. 

Benefits

Contract of employment (permanent contract after trial period)

• Hybrid model – 2 days a week in the office in Wrocław
• Staff travel benefits from day one
• Creative work tax deduction
• Multisport card
• Private health care
• Group insurance scheme

Other benefits:

• 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

Competencies