Junior Portfolio Manager (d/f/m)

Entrix GmbHMunichJob.bopublished 06/09/2026
Must-have:DataLeadJunior
Nice-to-have:Python

Short Facts Join us on our journey to a smart and sustainable energy future! We are seeking a proactive and driven  Junior Portfolio Manager  in Munich. You will support our battery energy storage system (BESS) portfolio, managing key client relationships and creating value through insight, connection, and innovation to drive customer success and growth. Location: Munich, Germany

Employment Type: Full-Time, indefinite term 

Salary Range:   € 55.000 - 70.000 pe r year gross

Working Mode: Office first set-up

Language Requirement: At least C1 Level English and German

Ideal Starting Date: October 2026

Your Responsibilities As a Junior Portfolio Manager, you will: Create a customer experience that sets us apart from competition and increases customer satisfaction

Become the sparring partner of our clients that understands client priorities and feeds this into Entrix

Continuously showcase the exceptional value Entrix delivers to customers and jointly develop towards our vision

Help customers stay up to date on market changes and strategic opportunities

Oversee the relationship between Entrix and a specific set of customers to ensure a professional and synchronized communication

Act as the first point of contact for the customer for special requests and sparring for strategic questions on their existing and upcoming BESS assets

Collaborate with cross-functional teams to further professionalize and improve the Portfolio Management function

Support the Portfolio Management team in preparation of key customer touchpoints and process improvements

Your Profile 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 A degree or equivalent in Business, Economics or Engineering

Excellent problem-solving skills, clear sense of ownership and a proactive mindset

High willingness to quickly learn–energy asset performance metrics, grid regulations, and trading frameworks

Strong organizational and communication abilities

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

Openness to travel to the client and attend regular events (such as fairs and conferences)

Fluency in German and English (C1 or above)

Skills to Set You Apart 1-2 years of experience in customer-facing roles (e.g. Sales, Project Management, Key Account Management) in the German energy sector

Hands-on experience working with cross-functional teams especially with software engineers and data scientists

Comfortable handling difficult conversations, managing urgent client concerns, and balancing strategic priorities under tight timelines

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.

Your Benefits Virtual Share Options: We offer virtual share options to all our employees

Professional Development: Annual development budget of 3,000 € for coachings, training, books, etc.

Health & Sport Subsidy: Company subsidised sports facilities membership

Jobticket benefit with salary conversion

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

Work Equipment: Mac Book or Windows Laptop and ergonomic workplace

Regular Team Events: Knowledge Sessions, Afterwork, Sports, Off-sites, etc.

A Short Note from Your Future Lead Anton Müllner - Portfolio Management Director -  LinkedIn Hi there! My name is Anton, and I’m the Lead 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 in our People Team If you have any questions, feel free to send us an email to  talent@entrixenergy.com . We are looking forward to receiving your application!

Contact person

Listed by the employer in the job posting — for questions and your application.

  • Anton MüllnerPortfolio Management Director