Technical Application Manager -Interconnects Unit: DTT- Power, Arnhem

Over de functie In het kort: Je gaat als technisch applicatiebeheerder kritieke applicaties en processen voor grensoverschrijdende elektriciteitsuitwisseling ontwerpen, ontwikkelen en beheren, deployments automatiseren, storingen analyseren en oplossen en continu de betrouwbaarheid van het energiesysteem verbeteren.

Technical Application Manager Interconnects Introduction

About TenneT, Unit, Department And Team TenneT is Europe’s first cross‑border Transmission System Operator (TSO). With approximately 22,000 kilometers of high‑voltage lines and over 41 million end‑users in the Netherlands and Germany, we are among the top five grid operators in Europe.

We operate a highly interconnected energy system with neighboring countries to support the North‑West European energy market, integrate renewable energy, and optimize system reliability and safety. Safety&Security are key values at TenneT, and we maintain high standards for both employees and contractors.

You will be working in the team responsible for building, maintaining, and improving cross‑border (interconnector) processes and systems. This team operates in a highly technical and mission‑critical environment, supporting international energy flows and market operations.

The function How do you keep the Netherlands (and Europe) powered? As a Technical Application Manager Interconnects, you are responsible for designing, developing, and maintaining critical applications and processes that support cross‑border electricity exchange.

Your Responsibilities Include

Designing, developing, and maintaining robust cross‑border processes using Ansible, focusing on performance, reliability, security, observability, and scalability

Containerizing and deploying workloads to Kubernetes clusters, applying best practices for CI/CD, monitoring, certificate management, and fault tolerance

Implementing comprehensive test coverage (unit, integration, and system testing) to ensure quality and stability

Diagnosing and resolving issues in testing and production environments, with a strong focus on root cause analysis and sustainable solutions

Continuously improving codebases, deployment pipelines, and engineering practices

Actively contributing to design discussions, code reviews, and knowledge sharing

Participating in standby/on‑call rotations (approximately once every two months)

In this role you act as a key technical specialist within the team and contribute to the reliability and evolution of cross‑border energy systems. You work in an agile, DevOps‑oriented environment and collaborate closely with engineers, operations teams, and international stakeholders.

Practical information

Location: Arnhem (2–3 days per week on‑site)

Working hours: 32 to 40 hours

On‑call/standby duty: approximately once every two months

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Dienstverband: Detachering

A Certificate of Conduct (VOG) and a UVO screening is required before start

A Pre‑Employment Screening (PES) is part of the onboarding process

ZZP: this role is not suitable for freelancers

Candidates must be available for the full duration of the assignment

Experience with Ansible and Python

Experience with SQL databases (preferably Oracle RDBMS)

Experience with or willingness to learn GitLab, VMware, and Kubernetes

Experience with infrastructure‑as‑code, CI/CD pipelines, and modern DevOps practices (e.g., GitOps, observability, Elastic/ECK, auto‑scaling)

Experience working in Agile environments (Scrum / Kanban) and in cross‑functional teams

Strong sense of ownership across the application lifecycle

Fluency in English (Dutch is a big plus); the whole team is Dutch.

Bachelor’s or Master’s degree in a technical field (e.g., Computer Science, Engineering, Mathematics, Physics)

Wensen

Geen wensen

Overige informatie Optie tot verlenging: Nee

Gespreksdatum: Onbekend

Dienstverband: Detachering

Over de opdrachtgever TenneT is de beheerder van het landelijk hoogspanningsnet in Nederland en een groot deel van Duitsland. Ze zorgen voor de levering van elektriciteit aan miljoenen huishoudens en bedrijven en spelen een cruciale rol in de energietransitie naar duurzame energiebronnen.

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