Senior Network Engineer designing, implementing, and supporting enterprise network infrastructure at Ralliant Corporation. Involved in LAN/WAN/WiFi, cloud connectivity, and mentoring junior engineers.
About the role
- IT Infrastructure Consultant responsible for Windows and Linux systems, networking, and automation. Joining a small, experienced team providing tailored IT solutions for a major client in Hamburg.
Responsibilities
- As the central point of contact for the client, you take responsibility for the core IT infrastructure.
- System Administration (Hybrid): You are the expert for Windows and Linux server environments (operation, hardening, maintenance) and administer Windows clients as well as Linux systems for applications.
- Network & Security: You design and operate networks (Dell OS10 switches: VLAN, routing, LACP) and manage SonicWall firewalls (VPNs, rule-set optimization, firmware).
- Automation: You enjoy automating manual processes with PowerShell, Bash and/or Ansible to increase efficiency.
- Cloud & Projects: You actively support exciting Microsoft technology projects (M365, Entra ID / Azure AD, Defender/Sentinel, Azure networking services).
Requirements
- Proven experience in both Windows and Linux administration (operation, hardening, package management).
- Solid knowledge in network management (ideally with Dell switches) and experience working with firewalls (e.g., SonicWall).
- Experience automating tasks using common scripting tools (PowerShell, Bash or Ansible).
- Good knowledge of Microsoft technologies (M365, Entra ID, Azure).
- A proactive, solution-oriented working style and the ability to drive topics forward independently.
- Nice-to-haves (bonus points): Experience building CI/CD pipelines (e.g., Azure DevOps, GitLab CI).
- Programming skills in Python or C# for tool development.
- Basic knowledge of operating Elasticsearch clusters.
Benefits
- Remote-first culture: Work flexibly from wherever you are most productive, with regular meetings in the Hamburg area.
- Best of both worlds: Enjoy the stability and exciting projects of a large client, combined with the agile culture and flat hierarchies of a small, experienced IT service provider.
- Top equipment: You will receive a complete, high-quality home office setup.
- Learning culture: Benefit from a variety of learning and training opportunities to stay current with technology.
- Security & benefits: 30 days of vacation per year and a company pension scheme (bAV) are standard.
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