3E

SaaS Support Engineer Internship

Join 3E in Brussels as a SaaS Support Engineer Intern. Support clients on the SynaptiQ platform, assist with onboarding, and help develop new features. Enjoy a flexible, international work environment with expert training and potential for permanent employment after the 6-month internship.
3E
3E
Brussels, Belgium Hybrid Internship UTC+01:00

3E

Company Overview

3E (3E NV)

Brussels, Belgium

1999

Approximately 100-150 employees (source: devex.com). No public revenue figures available for 2023 or later.

What They Do

3E focuses on solar energy, wind energy, battery energy storage systems (BESS), sustainable buildings, sites, energy infrastructure, and energy markets. The company offers SaaS platforms and consulting services throughout the entire lifecycle of renewable projects, from development to operation (source: devex.com). Their flagship product, SynaptiQ, is a SaaS platform launched in 2010 that optimizes over 20 GW of connected capacity and provides advice on 90 GW of assets in 2023 (source: 3e.eu). This platform offers performance analytics, proactive monitoring, ROI recommendations, and multi-stakeholder reporting, and is designed for PV, wind, and BESS portfolios.

Projects & Track Record

3E has supported renewable projects in over 40-60 countries with a track record of more than 20 years. A notable project includes optimizing an 800 MW wind portfolio for Renovatio in Eastern Romania through customized measurement campaigns (source: 3e.eu). For Opdenergy in Spain, 3E provided regulatory and technical guidance for hybridizing existing installations with BESS and renewable energy (source: 3e.eu). Ongoing efforts include a partnership with RJE for performance management in Spain and collaborations such as digitizing ReNew Power's 4,100 MW wind/solar portfolio in India via SynaptiQ.

Recent Developments

In 2023, 3E achieved milestones of 20 GW of connected capacity in SynaptiQ and 90 GW of advised assets, and opened an office in Spain (source: 3e.eu). A strategic partnership with BayWa r.e. was announced for global monitoring of PV portfolios using SynaptiQ, focusing on operational excellence across 10 GW of assets (source: baywa-re.com). In 2024-2025, 3E collaborated with TGS on integrating Virtual Met Mast technology into Wind AXIOM for improved wind farm planning.

Working at 3E

3E offers positions in engineering (wind/solar/BESS modeling, system engineering), software/data analysis (development of SynaptiQ, AI solutions), consulting (due diligence, feasibility, project management), and more, with a multidisciplinary team of about 100-150 experts (source: 3e.eu). Active recruitment is taking place at the headquarters in Brussels and at key locations such as Barcelona, Paris, and Cape Town, reflecting the expansions in these regions. The culture emphasizes innovation, international collaboration, and long-term customer relationships, as noted by co-founder/CTO Werner Coppye.


Last updated on Feb 23, 2026 | Report an issue

Job Description

As a SaaS Support Engineer Intern, you will play a key role in ensuring the smooth running of our services while maintaining a high level of customer satisfaction. You will be instrumental in maintaining our SynaptiQ platform and providing first-level support to our clients, as well as assisting with onboarding and with development of new features.

Your key responsibilities will be:

Client Support and Engagement

  • Handle first-level support tickets from clients, providing efficient solutions to technical issues and escalating more complex problems to the Senior SaaS Engineer team when necessary.
  • Assist the service delivery team with the deployment of assets into the SynaptiQ platform.
  • Understand clients' needs and translate these into appropriate technical solutions.
  • Assist with the helpdesk and ticketing system, performing offsite analysis, and providing guidance in the installation of equipment.

Platform Development

  • Provide input/ideas for the development and maintenance of the SynaptiQ platform.
  • Implement the appropriate configuration of newly developed features under the supervision of Senior SaaS Engineers.
  • Adhere to quality standards to ensure the software meets both technical and customer needs.

Testing and Debugging

  • Carry out testing of new features and updates, identifying bugs and ensuring the platform's stable operation.
  • Provide detailed reports on bugs and assist in their resolution.

Process Improvement

Propose creative solutions to improve or automate internal tools and processes and implement solutions.

Continuous Learning

  • Keep abreast of the latest developments in SaaS technologies and platforms.
  • Continually improve your knowledge and skills to contribute more effectively to the team.

As a part of our team, you will have the opportunity to develop your skills and explore a varied range of topics. Upon completion of your traineeship, there is the potential for you to secure a long-term employment contract with us.

Requirements

To successfully fill this role, we are looking for someone fitting the following profile:

  • You are enrolled in an Engineering degree (in renewable energy, mechanical, electrical engineering or related field) or you have recently completed one.
  • You have full proficiency in English.
  • You have strong analytical skills to analyse data flows (i.e. through FTP, API or SQL Data collectors, UI dashboards etc).
  • You have excellent communication skills, proactive attitude and customer-oriented mindset.
  • You have a curious mindset, always looking for ways to improve processes and tooling.
  • You are interested in SaaS products and ready to deep dive into it.

Bonus points for:

  • You have knowledge of French and/or Dutch.
  • You are familiar with object-based programming languages (JavaScript, Python, VBA).
  • You have knowledge of databases and operating systems.
  • You are experienced with MySQL or other relational database management system.

Benefits

Our offices are hidden in the centre of Brussels with a view on a pond, with ducks and a heron bringing a regular visit. In addition to a stimulating atmosphere in a highly motivated group of people, 3E offers a unique opportunity to further develop yourself in a company/team with an ambitious growth plan, delivering innovative services.

Furthermore:

  • A 6-month full-time traineeship.
  • Possibility to permanently join the team after the completion of your internship.
  • Training on the job by our experts so you get to know our solution and work in and out
  • Flexibility in our open-minded company.
  • Home working (2 days per week)
  • An international environment: projects in over 100 countries worldwide, colleagues of over 20 nationalities.

Apply now

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About the role

June 17, 2026

Internship

Company

June 17, 2026

Hybrid

Smart Grid

3E

3e.eu

  •  Brussels, Belgium

Internship level, preferably enrolled in or recently completed an Engineering degree.

UTC+01:00