Join us on our journey to a smart and sustainable energy future!
We are seeking a proactive and driven Portfolio Management Intern in Munich. In this role, you will work closely with portfolio managers, analysts, and operations managers to ensure our battery energy storage systems (BESS) portfolio runs smoothly from a data, process, and performance perspective and our customers receive excellent service.

• Location: Munich, Germany

• Employment Type: Full-Time

• Salary: 2.500,00 EUR monthly

• Working Mode: Office first set-up

• Language Requirement: At least C1 Level English and C1 Level German

• Start date: May 2026

As a Portfolio Intern you will:

• Support daily portfolio operations related to battery assets in energy markets

• Prepare key customer touchpoint materials for the rest of the team

• Monitor asset performance, market results, and trading outcomes

• Assist in identifying irregularities in data, performance, or processes

• Help prepare customer-facing reports and analyses

• Contribute to improving internal tools, dashboards, and workflows

• Document processes and help standardize internal procedures

• Work on ad-hoc analytical and operational projects

We’re looking for someone who is deeply proactive - someone who doesn’t just identify problems but owns them, and is energized by bringing clarity and progress to complexity.

Mandatory Requirements

• Currently enrolled in at least the 2nd semester masters degree program in Business, Renewable Energy, Economics, Engineering or a related field.

• Strong analytical mindset and attention to detail

• Interest in energy markets, trading, or battery storage systems

• Comfortable working with data (Excel required; Python/SQL is a plus)

• Structured, reliable, and proactive working style

• Fluent English and German

Skills to Set You Apart

• First exposure to energy markets, trading, or infrastructure assets

• Experience with data analysis or automation

• Work experience in a high-paced environment such as startup, consulting or finance

• High level of empathy, enjoying to make our customers happy
  

This role may not be a fit for you if…

• You prefer highly repetitive tasks without analytical depth

• You are uncomfortable working with numbers, systems, and data

• You are not comfortable working in a fast paced environment

• You prefer to work alone and avoid human interaction
  

We are committed to diversity - of all backgrounds and experiences. You don’t need 100% of the preferred qualifications to add incredible value to our team. If you’re passionate about what you could accomplish here, we’d love to hear from you.

• Competitive Compensation Package: Including salary, benefits and options

• Health & Sport Subsidy: Company subsidised sports facilities membership or
  Public Transportation Subsidy: Monthly subsidy to your public transport ticket

• Lunch/Dinner Allowance Vouchers: Allowance for meals on working days as digital meal vouchers

• Regular Team Events: Knowledge Sessions, Afterwork, Sports, Offsites, Halloween, Pride Month, etc.

Anton Müllner - Portfolio Management Director- LinkedIn

Hi there!
My name is Anton, and I’m the Director of the Portfolio Management function at Entrix. Together with my team, I’m responsible for all of our existing customers, creating an exceptional experience for them - from regular interactions about the latest trading performance to sparring about the next BESS asset to be developed jointly. We’re excited to grow and would love to see your application!

What drives me is the high level of responsibility, joint excitement and the trust that our customers place in us. The professionalism and personal connection that can develop between Entrix and our customers is what excites me. At Entrix, Portfolio Management is responsible for all customers that generate revenue — our communication and actions have a true impact on the success of our partnerships and both of our companies.

I believe in extreme ownership, clear responsibility, and having each other's back. A growth mindset, trust, integrity and open communications are the principles I lead by. My goal is to create a team where everyone feels empowered to develop and thrive.

If you’re passionate about driving meaningful change in the energy space and contribute to our joint success in a dynamic environment, we’d be thrilled to have you on board.

Let’s make the energy transition real—together.

Best regards,
Anton

Your contact person is Nagihan Bal (Talent Acquisition) .

If you have any questions, feel free to send us an email to talent@entrixenergy.com.

We are looking forward to receiving your application!

We are an energy trader and market leader for trading flexible energy systems in Europe.

Beyond AI-powered trading, Entrix provides innovative solutions for long-term revenue security and grid-supportive battery operation. With our full-service package, we support customers throughout every project phase – from technical design and integration, to continuous optimization, all the way to 24/7 operational support. That includes adapting to changing market conditions and unlocking new revenue opportunities.

With more than 2.3 GW and 38 battery storage assets under contract, Entrix is active in Germany, Poland, Italy, Spain, and Portugal, with offices in Munich, Warsaw, Milan, and Madrid. Since 2022, Entrix has been pioneering battery optimization in Germany by managing one of the country’s first large-scale storage projects – and is now the trusted partner of leading infrastructure players such as Encavis, MEAG (Munich Re), as well as a wide range of local utilities.