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N-SIDE Careers Junior Optimization Engineer
We are looking for a Junior Optimization Engineer to join our Energy department based in Louvain-la-Neuve.
Who We Are
N-SIDE is a world leader in increasing the efficiency of life sciences and energy industries by providing software and services that optimize the use of natural resources, facilitating the transition to a more sustainable world.
To achieve this, N-SIDE leverages its deep industry knowledge, technical expertise, and understanding of applied mathematics to help global pharmaceutical and energy companies anticipate, adapt, and optimize their decisions.
In the energy industry, N-SIDE helps electricity market and grid operators in enabling a safer and faster transition toward renewable sources.
As a Junior Optimization Engineer, you will help the company be the top reference in Advanced Analytics Solutions for energy markets & power systems. You will contribute in particular to the research and development of auction algorithms for Energy markets.
What You’ll Do
Our offer
What’s important for us is that you grow and learn, because we care about you, which is N-SIDE’s hallmark.You will be part of a fun and flexible work environment in which creativity, freedom and initiative are rewarded.
You will join a diverse team of over 200 passionate engineers, computer scientists, and business experts from 30+ different nationalities, with 25% holding PhDs. Together, we are committed to making a meaningful impact toward a more sustainable future.
N-SIDE offers a great compensation package, which includes a company car and full range of benefits which can be personalised thanks to our Flex Income Plan.
All candidates will be treated equally without regard to race, color, religion, sex, age, sexual orientation, citizenship, disability, gender identity, marital or family status, veteran status or any other legally protected basis, in accordance with applicable law. N-SIDE will not tolerate discrimination or harassment based on any of these characteristics.
We are headquartered in Belgium with offices in the USA and Japan. The company is certified B Corporation, Best Managed Company by Deloitte Belgium, and ISO 27001.
Motivated to join our team and bring N-SIDE to the next level?
We are looking forward to receiving your application!
We are committed to respecting your privacy and protecting your personal data, including any information which allows us to identify you as an individual person. N-SIDE uses the applicant’s personal data in a fair and lawful manner. N-SIDE collects and processes personal data in accordance with the privacy statement available in the privacy policy. Personal information (applicant data) submitted by an applicant will only be used by N-SIDE to ensure an effective recruitment process and will be used for recruitment purposes only.
We are looking for a Junior Optimization Engineer to join our Energy department based in Louvain-la-Neuve.
Who We Are
N-SIDE is a world leader in increasing the efficiency of life sciences and energy industries by providing software and services that optimize the use of natural resources, facilitating the transition to a more sustainable world.
To achieve this, N-SIDE leverages its deep industry knowledge, technical expertise, and understanding of applied mathematics to help global pharmaceutical and energy companies anticipate, adapt, and optimize their decisions.
In the energy industry, N-SIDE helps electricity market and grid operators in enabling a safer and faster transition toward renewable sources.
As a Junior Optimization Engineer, you will help the company be the top reference in Advanced Analytics Solutions for energy markets & power systems. You will contribute in particular to the research and development of auction algorithms for Energy markets.
What You’ll Do
- Together with the N-SIDE team, you will design, develop and maintain Optimization software code base related to the Energy Domain. For instance, you will contribute to the development of innovative market clearing solutions for energy market operators (see for example the Euphemia algorithm);
- You will participate in ensuring the scalability, robustness and high performance of our Energy applications, while always seeking and integrating client feedback;
- You will interact closely with business experts and the product users to continuously refine our value proposition and ensure a good market fit.
- You have a master in Applied Mathematics or Software Development, and a strong background in Optimization and Operations Research;
- Young graduates are welcome;
- You have programming knowledge in Java/Python and are familiar with object-oriented programming;
- You have a strong interest in the design, valorisation and use of diverse advanced analytics techniques;
- Experience in the Energy sector, in particular electricity markets and power systems operation, is a nice-to-have;
- You are customer-minded, rigorous and results-driven;
- You have a great team spirit, creativity, sense of initiative and responsibility;
- You are fluent in English, other languages are a plus.
Our offer
What’s important for us is that you grow and learn, because we care about you, which is N-SIDE’s hallmark.You will be part of a fun and flexible work environment in which creativity, freedom and initiative are rewarded.
You will join a diverse team of over 200 passionate engineers, computer scientists, and business experts from 30+ different nationalities, with 25% holding PhDs. Together, we are committed to making a meaningful impact toward a more sustainable future.
N-SIDE offers a great compensation package, which includes a company car and full range of benefits which can be personalised thanks to our Flex Income Plan.
All candidates will be treated equally without regard to race, color, religion, sex, age, sexual orientation, citizenship, disability, gender identity, marital or family status, veteran status or any other legally protected basis, in accordance with applicable law. N-SIDE will not tolerate discrimination or harassment based on any of these characteristics.
We are headquartered in Belgium with offices in the USA and Japan. The company is certified B Corporation, Best Managed Company by Deloitte Belgium, and ISO 27001.
Motivated to join our team and bring N-SIDE to the next level?
We are looking forward to receiving your application!
We are committed to respecting your privacy and protecting your personal data, including any information which allows us to identify you as an individual person. N-SIDE uses the applicant’s personal data in a fair and lawful manner. N-SIDE collects and processes personal data in accordance with the privacy statement available in the privacy policy. Personal information (applicant data) submitted by an applicant will only be used by N-SIDE to ensure an effective recruitment process and will be used for recruitment purposes only.
Key Skills
Ranked by relevance
technical expertise
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- Posted
- May 05, 2026
- Type
- Full-time
- Level
- Not Applicable
- Location
- Brussels Metropolitan Area
- Company
- N-SIDE
Industries
Software Development
Categories
Engineering
Information Technology
Related Jobs
3 roles aligned with this opportunity
View Job Details
Related
Software Engineer AI Gateway
2026-06-18
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Not Applicable
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Engineering
View Job Details
Related
Software Engineer
2026-06-18
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View Job Details
Related
Test Automation Engineer
2026-06-19
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