System Design Engineer (BESS) (f/m/d)

Workload: 100%

Help shape Axpo’s utility-scale battery storage portfolio across Europe. Drive early-stage technical design, ensure quality and consistency, and enable safe, cost-effective, and buildable solutions in a diverse, collaborative environment.

What you will do:

• Lead early-stage technical design for large-scale BESS projects across Europe

• Produce/review SLDs, mechanical layouts, and technical descriptions for authorities

• Translate Axpo technical standards into robust early design packages

• Coordinate and quality-assure external engineering partners across jurisdictions

• Optimize designs for safety, compliance, cost, and constructability; standardize realization

• Prepare permit-ready documentation and inputs for grid and authority interactions

• Align scope, risks, and timelines with country developers, realization engineering, and management

• Identify design risks and mitigations; document key technical decisions and assumptions

• Build a BESS technology hub: capture lessons learned; standardize templates/specs/workflows

• Support handover into procurement and construction; provide follow-through technical support

• Communicate clearly with stakeholders; travel to BESS sites in Germany and across Europe as needed

What you bring & who you are:

• Must-have: Degree in electrical, mechanical, energy engineering, or related; or state-certified technical engineer or UAS background

• Must-have: Deep understanding of BESS technology; strong early-design decision facilitation balancing tech, cost, schedule, permitting

• Must-have: Ability to manage and assure quality of external engineering in multi-country settings

• Must-have: Attention to detail, structured documentation habits, and an independent, proactive working style

• Must-have: Fluent English; strong interpersonal skills for pan-European collaboration

• Must-have: At least B2 German language skills

• Nice-to-have: Knowledge of contract frameworks for construction and operations; proficiency in another European language

• Nice-to-have: Experience preparing permit/grid application packages and standardizing design templates We encourage you to apply even if you don’t meet every criterion.

About the team: You’ll join a collaborative, international BESS team that values clarity, curiosity, and continuous improvement. We learn fast, share knowledge, and support each other to deliver safe, reliable, and scalable energy storage.