Key Account Manager

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CS Group, in partnership with Sopra Steria and HE Space, is seeking a results driven Key Account Manager to grow its space business in the Netherlands, reporting to the VP Space Sales. You will identify opportunities with existing and new clients including ESA/ESTEC, build and sustain long term relationships, develop a robust sales pipeline, become fluent in CS products, collaborate with the Pre-sales team, and support negotiations to hit Netherlands targets while coordinating with Marketing. Requirements include at least 5 years in tech sales or BD in space or a related engineering field, a strong Dutch ESA/ESTEC network, fluency in English and Dutch, willingness to obtain security clearance, and a proactive, team oriented mindset. Apply with English CV in Word or PDF via Apply for this job, reference NL-HP-26112; last apply date 15/09/2026. Tip: tailor your CV to the space sector, quantify wins, show pipeline discipline and cross border collaboration.

Company Description

HE Space is a successful international space company, specialised in providing managed services and human resources to the international space sector for over 40 years.
We hire space experts all over Europe across the whole spectrum of space-related activities, from engineering to science, software development, operations, marketing, finance and administration. Our employees contribute towards a wide range of groundbreaking space programmes including Galileo and Copernicus, ExoMars, Iris2, ESA BASS, ESA GSPT, LISA Pathfinder, Euclid, the Ariane and Vega launchers as well as the International Space Station.
HE Space has joined forces with CS Group and Sopra Steria to lead the engineering and digital space market in Europe and to provide highly skilled consulting.
We are passionate about people and invest in you to support the development of the European space industry. 

Job Description

To accompany the fast-paced development of our European activities, CS Group is looking for a new Key Account Manager. Reporting directly to the VP Space Sales you will strengthen the development of our space business in the Netherlands.

Mission / Project

Your responsibilities will include:

• Identify business opportunities with existing and new clients in the Netherlands and ESA/ESTEC;
• Build, develop, and maintain strong, long-term client relationships;
• Identify potential partners to guarantee the optimization of CS’s positioning within the Netherlands as well as for transnational opportunities;
• Develop, manage and maintain a robust pipeline of sales leads;
• Become fully conversant in, and able to demonstrate, CS products;
• Interact with the CS product technical experts & provide customer feedback;
• Ensure leads are properly qualified and ensure the CS Sales lifecycle is adhered to for all proposals;
• Manage the preparation of offers and proposals to customers in liaison with CS’s Pre-sales team;
• Support negotiation and successful closure of customer agreements and contracts;
• Achieve the business development targets for the Netherlands;
• Coordinate with the Marketing team to ensure the product website and social media are up-to-date and attractive to customers;
• Review and propose improvements to the governance of the business development process in accordance with Best Practice;
• Ensuring a permanent market/customer watch, evaluating business opportunities and supporting the implementation of solutions accordingly;

Qualifications

Profile

Who are you?

• You have at least 5 years’ experience in technology related sales or in business development preferably in the Space industry or an equivalent engineering industry in an international environment;
• Fully conversant with the ESA/ESTEC business environment as well as the wider Netherlands Space market;
• You are an individual that thrives on developing and closing deals in the defence, space and security market and working with major customers at the cutting edge of technology;
• The successful candidate will need a strong customer network within the Netherlands space industry, and have the aptitude to both develop revenues and build the CS Group brand across this key market;
• You have strong interpersonal and commercial skills which allow you to interact, develop strong professional relationships and negotiate with customers at all levels;
• The role will appeal to a self-starter, who is highly motivated, accustomed to working independently but who can also work effectively in a team. You have a business hunting profile with eagerness to develop new markets across Northern Europe;
• You have strong organisational skills and the ability to manage multiple opportunities and priorities simultaneously;
• You are comfortable working in a fast-paced, international, and multicultural environment;
• You have no impediments to obtaining security clearance and are willing to do so;
• English and Dutch are a pre-requisite. French and other European languages are a plus;

Who We Are

Our Space business unit has focussed its expertise in the IT space sector including space mechanics, ground segment, image processing and satellite embedded software. We provide turnkey systems and engineering services for space and defence agencies, contractors and satellite operators, and are experts in space applications. We are now located in 5 different European countries and intend to extend both our footprint and our customer portfolio.

Why CS GROUP?

1. You will join one of the fastest growing companies in the IT Space Sector offering our people substantial career evolution opportunities.

2. We are recognized by our customers for the excellence of our technical and operational skills providing us with a strong foundation on which to grow a sustainable and profitable businesses.

3. You will be part of a company deeply embedded in the European space ecosystem, collaborating with leading organizations such as ESA, EUSPA, Airbus, ArianeGroup, and other major industry players.

4. Our people is the focus of our business and our values reflect this. Proactive training enables the continuous development of skills and capabilities, and a flexible and efficient environment, allows our employees to maintain a work-life balance while achieving high objectives.

5. As part of a wider group (CS Group/Sopra Steria Group), we offer exposure to an extended portfolio of capabilities and projects across the full space mission lifecycle.

Additional Information

This job is located in Noordwijk, the Netherlands.

If you think you have what it takes for this job, please send your CV (in English and in Word or PDF) by clicking on the button “Apply for this job” quoting job NL-HP-26112.

An exciting and dynamic international working environment awaits you!

As an Inclusive and committed employer, our company works every day to combat all forms of discrimination and promote a respectful working environment. That's why, committed to gender diversity and overall inclusivity, we encourage all applications and profiles.

Inclusive and committed employer, our company works every day to combat all forms of discrimination and promote a respectful working environment. That's why, committed to gender diversity and overall inclusivity, we encourage all applications and profiles. Last apply date: 15/09/2026!