For our client, an international IT company delivering projects for the regulated financial sector in Germany, Switzerland and Luxembourg, we are looking for an experienced Senior Systems Engineer to take technical responsibility for planning, developing and ensuring the reliable operation of clients' IT infrastructure across multiple locations.
Since 1998, the company has been delivering projects for organisations across various industries, including global banks and financial institutions, the insurance sector, energy and mobility. Its team consists of approximately 150 experts working across four locations in Germany and Poland. Together, they develop IT solutions, ensure their reliability and continuously improve them.
The company values not only strong technical expertise but also a genuine passion for technology, openness to knowledge sharing and a collaborative, partnership-based approach.
This role is suited to someone who combines solid hands-on experience with Windows and Linux environments, virtualization, networking, security and automation.
Key Responsibilities:
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Infrastructure management and security: Design, manage and optimise hybrid environments (Windows/Linux, VMware/Hyper-V, Azure), as well as network firewalls, multi-site networks (Fortinet/Ubiquiti) and enterprise-grade storage infrastructure.
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Identity and cloud services management: Administer and develop Microsoft 365, Active Directory, Entra ID and Intune environments, ensuring secure access management and modern software deployment practices.
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Business continuity and disaster recovery: Design high-availability (HA) solutions, eliminate single points of failure (SPOFs), and develop, test and execute disaster recovery plans and backup strategies across multiple locations, for example using Veeam.
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Security and compliance: Implement security solutions, perform system hardening, remediate vulnerabilities identified during penetration tests, and maintain technical documentation to support compliance in regulated environments.
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Project delivery and automation: Lead infrastructure projects, coordinate collaboration between stakeholders, automate repetitive tasks, maintain system documentation (Docusnap) and support knowledge sharing within the team
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Project planning and collaboration: Plan infrastructure projects, provide technical oversight of sub-projects, estimate workloads and prepare project schedules.
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Change coordination and implementation: Manage technical dependencies, plan and implement changes with appropriate risk assessments and rollback plans, working closely with clients, internal teams and external vendors. Contribute to team development and knowledge sharing.
What are we looking for:
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Extensive hands-on experience with Windows Server and Linux environments (Ubuntu, RHEL), including key protocols and services such as DNS, DHCP, LDAP and Kerberos.
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Very good knowledge of VMware vSphere and Microsoft Hyper-V cluster management, as well as advanced expertise in SAN/NAS storage solutions and enterprise-grade hardware (HPE iLO).
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Proven experience with Fortinet FortiGate, Ubiquiti, TCP/IP routing (BGP, OSPF), VLANs and secure VPN tunnels (IPsec, WireGuard).
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Advanced knowledge of Microsoft 365, Active Directory, Azure integration, Entra ID and endpoint management automation using Intune.
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An analytical and structured approach to work, the ability to manage technical dependencies effectively, confidence in communicating within an international team and a professional approach to security incident response.
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Strong communication skills, experience providing one-to-one technical advice to clients and confidence in presenting work and technical solutions.
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The ability to work independently, take ownership of assigned responsibilities and adopt a solution-oriented approach.
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Excellent organisational skills, including the ability to prioritise tasks and manage time effectively.
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Fluent English and confidence working in an international project environment.
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Willingness to travel occasionally to Germany, Switzerland and Luxembourg, depending on project requirements.
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A university degree in Computer Science, Applied Computer Science or a related IT discipline.
Nice to have:
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Knowledge of Python and experience using REST APIs for integration and automation.
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Experience with Prometheus, Grafana or other centralised log collection and analysis platforms.
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Relevant industry certifications or familiarity with recognised standards and frameworks, such as Microsoft, Fortinet, Red Hat, VMware or ITIL.
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Knowledge of German
What the company offers:
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Employment with a stable, well-established organisation offering long-term career prospects and opportunities for professional growth.
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Salary in the range of PLN 14,000–17,000 gross per month, with the possibility of negotiating individual terms above this range, depending on experience and qualifications.
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A friendly and open working environment built on mutual respect, partnership and collaboration within an international team.
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A modern office in a convenient central location in Wrocław and a hybrid working model: 4 days working remotely and 1 day per week in the office.
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30 days of annual leave, plus additional leave for special occasions.
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Private medical care, health insurance, a sports card and participation in the company's profit-sharing scheme.
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Opportunities for professional development through internal and external training tailored to individual needs.
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A genuine opportunity to progress into a Team Lead role.
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