Vacancies

ACER is looking for a Head of Department – Strategy, Delivery and Communications.

We are seeking an experienced, strategic and forward-thinking leader to:

• Support the Agency’s strategic direction and ensure alignment across its activities.

• Lead engagement with EU institutions, policymakers and national regulatory authorities.

• Oversee the implementation of new mandates and strengthen ACER’s external communications.

• Lead ACER’s Brussels Liaison Office.

• Foster collaboration, operational excellence and staff development.

The ideal candidate combines strong leadership and people management skills, in-depth knowledge of ACER’s field of activity and experience engaging with EU-level political stakeholders.

Deadline for applications: 30 November 2026, 14:00 Ljubljana Time

Reference: ACER/2026/10

Published: 6 November 2026

We are looking for Administrative Agents to provide comprehensive administrative support across various departments of the Agency. 

The jobholders will assist Heads of Departments with daily activities, manage agendas, organise meetings, prepare documents, coordinate departmental tasks, and facilitate smooth communication with internal and external stakeholders. Working within dynamic teams, successful candidates will contribute to continuous workflow improvements and promote the Agency’s values and culture. 

Deadline to submit applications: 6 November 2026, 14:00 CET 

Reference: ACER/2026/04 

Published: 15 October 2026

Please note that the SNE Call ACER/SNE/OC/2023 was closed on 26/03/2026. Should you wish to be considered for the SNE position, we kindly invite you to submit a new application via this call.

Please be advised that applications submitted under the previous call can no longer be considered following its closure.

The Agency may offer positions to experienced and highly-motivated Seconded National Experts (SNE), who will work together with the Agency’s staff.

No deadline for applications

Reference: ACER/SNE/2025/OC

Are you a strongly motivated, highly qualified and competent young professional? If your answer is yes, you landed in the right place.

ACER traineeship programme aims to attract university graduates who are interested in developing professionally by embarking on an exciting learning opportunity.

No deadline to apply.

You can be contacted at any time to join us for March or September semester.

Reference: ​ ACER/TRAINEE/2024/OC

The ACER graduate programme aims to attract graduates with a completed Master Degree and PhD students who are interested in developing professionally by embarking on an exciting learning opportunity in EU energy regulation in its offices in Ljubljana, Slovenia.

The aim is to create a pool of fresh talent capable of contributing to core ACER tasks and policy and creating a bridge with the latest academic insights.

No deadline to apply.

Reference: ​ ACER/GRADUATE/2023/OC