Network Engineer (Load Balancing - F5)

Introduction & Summary

We are seeking a skilled Network Engineer to join our team, focusing on Load Balancing solutions based on F5 technologies, including BIG-IP LTM, DNS, and AFM. The ideal candidate will demonstrate extensive operational experience, particularly in managing the full product lifecycle from service initiation to decommissioning. Strong problem-solving skills, technical expertise, and excellent communication abilities in a multi-national environment are essential.

Main Responsibilities

The Network Engineer will oversee the configuration, administration, and troubleshooting of F5 BIG-IP systems. Key responsibilities include:

• Provisioning and managing virtual servers, pools, iRules, and SSL certificates.
• Conducting firmware lifecycle management for TMOS upgrades.
• Participating in on-call duty and managing major incidents independently.
• Executing planned maintenance activities and change implementations.
• Responding to 2nd/3rd level incident tickets and supporting root cause analysis.
• Optimizing event monitoring and reporting service availability KPIs.
• Monitoring network capacity utilization and reporting bottlenecks.
• Ensuring adherence to information security policies and supporting vulnerability management.
• Maintaining the Configuration Management Database (CMDB).
• Supporting compliance audits and tracking remediation efforts.

Key Requirements

• Several years of hands-on experience with F5 BIG-IP (LTM, DNS, iRules, TMOS) in high-availability environments.
• Certifications: F5 Certified BIG-IP Administrator (F5-CA) or equivalent, with F5 Certified Solution Expert (F5-CSE) as a plus.
• Ability to work independently while following instructions from lead engineers.
• Strong team collaboration and communication skills in an international setting.
• Experience in creating and maintaining operational documentation.
• Willingness to participate in a 24/7 on-call rotation.
• Ability to manage stress effectively during on-call shifts.
• Familiarity with ITIL processes in a regulated environment.
• Proficiency in English (mandatory) and ideally German for customer communication.
• Knowledge of network automation and event monitoring tools is advantageous.

Other Details

Set up: Remote

Contract: B2B

Rate: up to 40 euro netto per hour

Duration until December 31, 2026, and potential for extension.

Traveling: The role may require travel to customer sites or nearshoring locations.