Backbone Build Engineer

Trinetix

Backbone Build Engineer managing network infrastructure projects with Arelion, a global Tier-1 Internet provider. Executing data center migrations and coordinating fiber installations in a hybrid work environment.

Posted 7/21/2026full-timeWarsaw • 🇵🇱 PolandMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in managing data center migrations and fiber installations, with a strong focus on network configuration and troubleshooting across multivendor environments. Proven ability to coordinate with suppliers and ensure timely service delivery while effectively resolving high-impact infrastructure issues.

Highest-signal resume keywords

Data Center MigrationsFiber InstallationsNetwork ConfigurationCLI ProficiencyDWDM Systems

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Network Infrastructure ProjectsFiber Connectivity VerificationTroubleshootingNetwork ProtocolsConfiguration Management

Soft Skills

Problem-SolvingEffective CommunicationCoordination Skills

Tools & Technologies

Cisco IOSJunosArista EOS

Industry Keywords

Data CenterFiberTailsCross-ConnectsHigh-Impact Infrastructure

Tech Stack

Tools & technologies

iOS

About the role

Key responsibilities & impact

Lead and execute data center and customer circuit migrations.
Coordinate with third-party providers to install new fiber and deliver services (e.g., tails, cross-connects).
Work closely with field technicians to verify fiber patching and physical connectivity.
Validate fiber connections and troubleshoot issues related to DWDM backbone link onboarding.
Manage escalations and drive resolution for high-impact infrastructure issues.
Ensure timely and quality delivery of backbone orders by staying on top of supplier commitments.
Perform network configuration and troubleshooting using CLI across various network operating systems (Cisco IOS, Junos, Arista EOS).

Requirements

What you’ll need

Solid experience in network infrastructure projects, especially data center migrations and fiber installations.
Hands-on experience with CLI in a multivendor environment (Cisco IOS, Junos, Arista EOS).
Familiarity with DWDM systems for verification and troubleshooting of fiber connectivity.
Proven ability to manage suppliers and coordinate service delivery (e.g., fiber, tails, cross-connects).
Strong understanding of network protocols and configurations.
Excellent problem-solving skills and ability to work under pressure.
Effective communication and coordination skills across internal teams and external partners.

Benefits

Comp & perks

Continuous learning and career growth opportunities
Professional training and English language classes
Flexible working hours
Inclusive and supportive culture