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Internship: Market Research & Business Development

Cosine cosine.eu Open · verified Oct 25, 2026
Sassenheim Internship Junior Market Research

At a glance

Junior Market Research role at Cosine. Sassenheim · internship.

Pay not stated Market Research salary

RoleMarket Research
SeniorityJunior
LocationSassenheim
EmploymentInternship
PostedMar 9, 2026 · 7mo ago
Role brief

growthroles summary, based on the employer's posting.

What you'll do

  • Explore industries where the technology could be used, then assess market trends and commercial openings
  • Find companies and organizations that could become customers or strategic partners
  • Organize commercial findings and promising leads so the sales team can use them
  • Work with engineering, marketing and sales colleagues, with chances to attend business events

What you bring

  • You are in year three or four of a bachelor's program in commercial economics, marketing, business administration or a related field
  • You communicate well in Dutch and English, both in conversation and in writing
  • You live in or near Leiden or Sassenheim

Who this fits

This semester-long internship suits a current bachelor's student interested in researching markets and commercial opportunities. The start date is flexible, and you should be based near Leiden or Sassenheim.

From the employer

How do you identify new markets for technology that is normally used in space missions?

At cosine, we develop advanced technology for international space exploration projects. The same technology may also offer opportunities much closer to home. During this internship, you will investigate which markets, companies, and organizations could benefit from our innovations.

You will explore new application areas, analyze attractive markets, and identify potential customers and business partners. In doing so, you will provide valuable input for cosine's commercial strategy and future growth.

Why choose this internship?
  • You will work on a real commercial challenge with clear business impact
  • You will learn how market research contributes to business development and commercial growth
  • You will be given a high degree of freedom and responsibility
  • You will gain experience in an innovative company developing technology for both space and terrestrial applications
  • You will collaborate with experts from a variety of disciplines
The internship is available for one semester. The start date is flexible and can be agreed upon together. During your internship, you will:
  • Research new markets and industries where cosine's technology could potentially be applied
  • Identify companies and organizations that could be interesting as customers or strategic partners
  • Analyze market developments, trends, and business opportunities
  • Collect, organize, and present commercial insights and potential leads for our sales team
  • Collaborate with colleagues from engineering, marketing, and sales
  • Have the opportunity to attend networking and business events
  • You are currently pursuing a Bachelor's degree in Commercial Economics, Marketing, Business Administration, or a related field
  • You are in the third or fourth year of your studies
  • You are curious and enjoy researching markets, companies, and commercial opportunities
  • You work in a structured manner and can clearly organize and present information
  • You communicate easily, both verbally and in writing
  • You have a good command of both Dutch and English
  • You live in or near the Leiden/Sassenheim area
  • An interest in innovation, technology, or space is a plus, but certainly not a requirement
At cosine, we highly value our interns and are dedicated to helping you grow both professionally and personally. In addition, we offer:
  • €400 gross internship allowance per month
  • Personal coaching and guidance from experienced colleagues
  • A high level of freedom, responsibility, and room for your own initiative
  • A unique learning experience within an innovative high-tech company active in the space industry
  • The opportunity to contribute to the commercial growth of groundbreaking technology
Founded in 1998, cosine is a world-leading developer of space instrumentation and measurement systems, making the invisible measurable and the complex actionable.

Its expertise spans High-Energy Optics, including optics developed for ESA's future NewAthena X-ray observatory, as well as remote sensing solutions for Earth Observation and planetary science.

With over 25 years of experience and advanced cleanroom and assembly facilities across the Netherlands, Germany, and Italy, cosine brings deep scientific and engineering expertise to some of the most demanding missions in space and on Earth.

What makes cosine a unique place to work is that your work goes end-to-end: from concept and design to building, testing, and delivering hardware that actually flies in space. You work in small, highly skilled teams where you have real ownership and impact, alongside experts in optics, physics, nanofabrication, and systems engineering.

cosine is committed to providing an inclusive and equal opportunities work environment where everyone can thrive. As a proud member of the Women in Aerospace community, we recognise the importance of diversity, inclusion, and equal opportunity in the workplace.
Opportunity

Market Research work from LinkedIn, X, Reddit and Upwork, in one list.

Each morning you get everything that fits, strongest first.

Market Research

Find me work

By the team behind growthroles.

Find me work
Opportunity

Market Research work from LinkedIn, X, Reddit and Upwork, in one list.

Each morning you get everything that fits, strongest first.

Find me work

By the team behind growthroles.