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# Support Engineer - Systems Integrator

- **Company:** Hamilton GmbH
- **Location:** Karlsruhe, Germany
- **Salary:** €45,000.0 - €55,000.0
- **Contract:** Permanent contract
- **Skills:** Border Gateway Protocol, Spanning Tree Protocols, Data Centers, IPv6, Virtual Private Networks (VPN), Multi-protocol Systems, Routing, Open Shortest Path First (OSPF), Virtual Local Area Networks, Juniper
- **Published:** August 6, 2026
- **Apply:** https://www.careerjet.de/jobad/de2430a2e6f00e0ddb860b22286e0ea38a

## About the Role

* Experience operating and troubleshooting complex enterprise, carrier, or service provider networks; data centre infrastructure experience is a plus
 * Strong knowledge of routing and switching technologies: VLAN, Spanning Tree, IP/IPv6, OSPF, IS-IS, BGP, MPLS, and Layer 2/3 VPNs
 * Juniper certification desirable (e.g. JNCIS-SP or JNCIS-ENT) or comparable
 * Structured, solutions-focused approach to complex technical problems
 * Strong teamwork, ownership, communication, and decision-making skills
 * Fluent German and good English, spoken and written (essential, given the on-site client-facing nature of the role)

## Description

* Analyse, troubleshoot, and resolve faults within a 2nd-Level Support environment
 * Take ownership of fault resolution across complex enterprise, carrier, and service provider networks, within agreed SLAs
 * Work closely with the client, carriers, and field service partners, coordinating resolution activity end-to-end
 * Support, maintain, and help develop the central monitoring platform (Infosim StableNet)
 * Run conference calls and remote sessions, managing communication across all stakeholders
 * Contribute to process optimisation and bring creative solutions to technical challenges
 * Support XNOC operations via shift work and on-call rotation
 * Provide on-site presence with the client team, 3 days per week


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