Network Engineer (DWDM) - Internet Service Provider

Hamilton Barnes Associates Limited; Germany (OH); On-site; USD 75,000 - 81,000; Full time

Job summary

Hamilton Barnes Associates Limited is seeking an experienced Network Engineer to design, implement and operate DWDM and IP backbone solutions for European data centre customers. You will join a growing team and influence network design with hands-on lab testing and close collaboration with sales.

The ideal candidate has 5+ years in modern network technologies, DWDM (1G-800G), IPv6, Juniper MX/PTX/QFX/EX, Adtran FSP3000, Linux, and programming skills (Python/Go). Fluency in German is required.

Qualifications

• Completed degree or equivalent vocational training in IT or related field.
• Minimum 5 years of relevant professional experience.
• Strong knowledge of modern network technologies and IP/IPv6.
• Experience with DWDM planning and operation across 1G–800G.
• Solid Linux knowledge and scripting ability (Python/Go).

Responsibilities

• Plan, implement and operate connectivity solutions for data centre customers, including IP backbone products and DWDM interconnects.
• Support 2nd-level operations and customer requests, participate in on-call rotation.
• Contribute to design and evolution of the network infrastructure.
• Produce documentation to ensure stable and secure operation.
• Collaborate with sales to provide technical consultancy and cross-functional solutions.

Skills

DWDM networks

IPv6

Linux

Python

Go

Juniper MX/PTX/QFX/EX

Adtran FSP3000

IP backbone

Networking fundamentals

German language

DENOG participation

Education

Degree in IT or related field

Tools

Adtran FSP3000 platforms

DWDM platforms

Job description

Ready to take the next step in your career?

Join a growing European data center and connectivity provider designing, building, and operating highly secure, scalable data centres across strategic markets. Backed by major industry investors and expanding rapidly across Europe, the company delivers next-generation digital infrastructure that supports critical customer connectivity.

This opportunity offers the chance to work on advanced DWDM and IP backbone networks for data center customers, with access to a dedicated lab environment for testing and innovation. Ideal for a network engineer with DWDM expertise looking to influence network design, benefit from short decision-making chains, and play a key role in shaping the future of the platform.

Responsibilities:

• Plan, implement and operate connectivity solutions for data centre customers, including IP backbone products and tailored DWDM interconnect solutions
• Support 2nd-level operations and customer request handling, including participation in on-call rotation
• Contribute to design, concept development, and ongoing evolution of the existing network infrastructure
• Produce product and operational documentation to ensure stable, secure operation
• Work closely with sales to provide technical consultancy to customers, developing solutions and implementing them cross-functionally

Skills/Must Have:

• Completed degree, ideally with a focus on information technology, or comparable vocational training
• At least 5 years of relevant professional experience
• Strong knowledge of modern network technologies
• Experience with IP technologies including IPv6
• Specialisation in planning and operating DWDM networks (1G-800G) and associated management systems
• Solid knowledge of Linux operating systems
• Fluent German (written and spoken)
• Experience with Adtran FSP3000 platforms
• Experience with other DWDM platforms
• Experience with Juniper MX, PTX, QFX and EX platforms
• Programming experience (e.g. Python, Go)
• Involvement in a network community (e.g. DENOG)

Salary:

• €65,000-€70,000