Senior Data Analyst

5 dagen geleden

NoordwijkBinnen, Zuid-Holland, Nederland Octagon Professionals International Voltijd

About the Role:

We are looking for a highly skilled
Senior Data Analyst
to support business control projects in HR, finance, and operations. You will take full ownership of the data lifecycle—from extraction and cleaning to modeling and dashboard delivery. This role is ideal for someone comfortable working with unstructured or "dirty" data and translating it into actionable insights for stakeholders.

Key Responsibilities:

  • End-to-end ownership of data projects: extraction, cleaning, transformation, modeling, and visualization.
  • Build scalable, high-quality data pipelines and perform advanced data cleaning (Python/SQL).
  • Design and maintain interactive dashboards (Power BI/Tableau) with optimized DAX/M-Query and Star Schema data models.
  • Analyze workforce, timesheets, reimbursement requests, purchase orders, internal costs, audits, and mission data.
  • Collaborate with stakeholders to understand reporting needs and deliver actionable insights.
  • Identify opportunities to improve data quality, reporting efficiency, and business processes.

Preferred Qualifications:

  • Bachelor's or Master's degree in Data Science, Computer Science, Engineering, Business Analytics, or related field.
  • 5+ years of experience in Data Engineering, Analytics Engineering, or related roles.
  • Experience in business control, finance, or HR analytics.
  • Experience in large or complex organizations is a plus.
  • Fluent in English.

Required Skills & Competencies:

  • Advanced SQL
    (complex queries, stored procedures, window functions).
  • Power BI or Tableau master
    y (report development, data modeling, advanced calculations).
  • Programming skills in Python or R (data cleaning, transformation, automation).
  • Experience handling unstructured, error-prone, or complex datasets.
  • Strong analytical, problem-solving, and attention-to-detail skills.
  • Ability to communicate technical data limitations to non-technical stakeholders.
  • Proactive, curious, and committed to delivering high-quality results.

We offer:

  • Attractive remuneration package.
  • Up to 30 vacation days & additional 12 public holidays based on the 40h working week.
  • Pension contribution to a tailor-made pension scheme.
  • Yearly subscription to the ESTEC gym facilities and a swimming pool.

Ready for this new challenge? Apply now and let's get in touch

Octagon Professionals International is a full-service recruitment and HR services firm with 30 years of experience in the European and international market. Our large network of professionals across multiple functional areas, and multi-national team provide flexible solutions customised to individual client needs.

Privacy Notice
: In order to apply for this vacancy you must submit your personal information to Octagon Professionals. Octagon Professionals will collect, use and process your personal information as mentioned in our Privacy Policy. Our policy and processing of your personal information is compliant with the GDPR.

  • Data Analyst

    5 dagen geleden

    Noordwijk-Binnen, Zuid-Holland, Nederland Octagon Professionals International Voltijd

    Role OverviewWe are seeking aData Analystto provide high-quality support across multiple business control projects. The role involves managing, analyzing, and reporting on data related to timesheets, reimbursement requests, purchase orders, workforce and laboratory SLAs, personnel records, WBS, internal costs, audits, and missions.TheData Analystwill take...

  • Intern in the Earth Observation Projects Department, SAR Analyst in the Sentinel-1 Project

    1 week geleden

    Noordwijk-Binnen, Zuid-Holland, Nederland European Space Agency Voltijd

    Intern in the Earth Observation Projects Department, SAR Analyst in the Sentinel-1 ProjectJob Requisition ID: 19915Date Posted: 1 November 2025Closing Date: 30 November :59 CET/CESTPublication: External OnlyType of Contract: InternDirectorate: Earth Observation ProgrammesWorkplace:Noordwijk, NLLocationESTEC, Noordwijk, NetherlandsOur team and missionThe...

  • IPMA Senior Manager

    2 weken geleden

    Noordwijk-Binnen, Zuid-Holland, Nederland European Space Agency Voltijd

    IPMA Senior Manager (3 posts)Job Requisition ID: 19149Date Posted: 10 December 2025Closing Date: 15 January :59 CET/CESTPublication: Internal & ExternalType of Appointment: 4 years, extendable to indefiniteDirectorate: Director General's ServicesWorkplace:Noordwijk, NLGrade Band: A4 - A4This post is classified A4 on the Coordinated Organisations' salary...

  • Senior Project Scheduler

    5 dagen geleden

    Noordwijk-Binnen, Zuid-Holland, Nederland Octagon Professionals International Voltijd

    Octagon Professionalsis seeking a highly skilled Scheduler and Risk Engineer to support a critical, high-profile division within theScience Directorate at the European Space Agency (ESA). This is a unique opportunity to contribute tocutting-edgespace science missionsranging from preliminary study phases to launch and close-out.You will join a specialized...

  • Oracle/Apex Developer

    2 weken geleden

    Noordwijk-Binnen, Zuid-Holland, Nederland Serco Voltijd

    For more than half a century, Serco has walked alongside the pioneers of space. Serco has supported over 50 ESA missions where our teams have helped launch satellites, guide spacecraft across the void and turn data into discoveries that reshape our world.With thousands of specialists contributing across the entire space lifecycle, from engineering support...

  • Intern in the Technology Department, Technology Strategy and Digital Tools Support

    7 dagen geleden

    Noordwijk-Binnen, Zuid-Holland, Nederland European Space Agency Voltijd

    Intern in the Technology Department, Technology Strategy and Digital Tools SupportJob Requisition ID: 19983Date Posted: 1 November 2025Closing Date: 30 November :59 CET/CESTPublication: External OnlyType of Contract: InternDirectorate: Technology, Engineering and QualityWorkplace:Noordwijk, NLLocationESTEC, Noordwijk, NetherlandsOur team and missionThe...

  • Intern in the Technology Department, ESA's Advanced Concepts Team

    7 dagen geleden

    Noordwijk-Binnen, Zuid-Holland, Nederland European Space Agency Voltijd

    Intern in the Technology Department, ESA's Advanced Concepts TeamJob Requisition ID: 19981Date Posted: 1 November 2025Closing Date: 30 November :59 CET/CESTPublication: External OnlyType of Contract: InternDirectorate: Technology, Engineering and QualityWorkplace:Noordwijk, NLLocationESTEC, Noordwijk, NetherlandsOur team and missionThe Technology Department...

  • Intern in Technology Department, Visual Communication

    7 dagen geleden

    Noordwijk-Binnen, Zuid-Holland, Nederland European Space Agency Voltijd

    Intern in Technology Department, Visual CommunicationJob Requisition ID: 19980Date Posted: 1 November 2025Closing Date: 30 November :59 CET/CESTPublication: External OnlyType of Contract: InternDirectorate: Technology, Engineering and QualityWorkplace:Noordwijk, NLLocationESTEC, Noordwijk, NetherlandsOur team and missionThe Technology Department is...

  • ESTEC Real Estate and Facilities Management Site Manager

    3 dagen geleden

    Noordwijk-Binnen, Zuid-Holland, Nederland European Space Agency Voltijd

    ESTEC Real Estate and Facilities Management Site ManagerJob Requisition ID: 19706Date Posted: 26 November 2025Closing Date: 4 January :59 CET/CESTPublication: Internal & ExternalType of Appointment: 4 years, extendable to indefiniteDirectorate: Resources and ServicesWorkplace:Noordwijk, NLGrade Band: A2 - A4LocationESTEC, Noordwijk,...

  • Senior On-Board Computer and Data Handling Engineer

    1 week geleden

    Noordwijk-Binnen, Nederland Telespazio Voltijd

    Telespazio Belgium can count on almost 40 years of experience in the field of Space Operations Service & Engineering activities. We provide a significant contribution to the most major Space programs of the European Space Agency. Our core business is to work on the ground to build bridges into space, contributing to the success of ambitious missions. The...

  • Senior purchaser

    2 weken geleden

    Noordwijk, Nederland Amacx Sports Nutrition Voltijd

    Senior Buyer (Dutch version below) Noordwijk (Keyserswey 20) — hybrid (1 day/week remote)  Type:  Full-time  The Senior Buyer is responsible for the tactical and operational procurement activities within Amacx. The role ensures continuity of supply, competitive pricing, and accurate procurement administration. The Senior Buyer manages supplier...

  • Senior buyer

    1 week geleden

    Noordwijk, Nederland Amacx Sports Nutrition Voltijd

    Senior Buyer (Dutch version below)Solliciteer snel! Er wordt een groot aantal sollicitanten verwacht voor de hieronder beschreven functie, wacht niet met het versturen van uw cv. Location: Noordwijk (Keyserswey 20) — hybrid (1 day/week remote) Type: Full-time Purpose of the Role The Senior Buyer is responsible for the tactical and operational procurement...

  • Senior buyer

    1 week geleden

    Noordwijk, Nederland Amacx Sports Nutrition Voltijd

    Senior Buyer (Dutch version below) Location: Noordwijk (Keyserswey 20) — hybrid (1 day/week remote) Type: Full-time Weet u niet zeker welke vaardigheden u nodig heeft voor deze functie? Lees dan de volledige omschrijving hieronder voor een compleet beeld van de kandidaatseisen. Purpose of the Role The Senior Buyer is responsible for the tactical and...

  • Senior buyer

    2 weken geleden

    Noordwijk, Nederland Amacx Sports Nutrition Voltijd

    Senior Buyer (Dutch version below) Location:  Noordwijk (Keyserswey 20) — hybrid (1 day/week remote)  Type:  Full-time  Weet u niet zeker welke vaardigheden u nodig heeft voor deze functie? Lees dan de volledige omschrijving hieronder voor een compleet beeld van de kandidaatseisen. Purpose of the Role   The Senior Buyer is responsible for the...

  • Senior buyer

    2 weken geleden

    Noordwijk, Nederland Amacx Sports Nutrition Voltijd

    Senior Buyer  (Dutch version below)Location: Noordwijk (Keyserswey 20) — hybrid (1 day/week remote) Type: Full-time Weet u niet zeker welke vaardigheden u nodig heeft voor deze functie? Lees dan de volledige omschrijving hieronder voor een compleet beeld van de kandidaatseisen.Purpose of the Role The Senior Buyer is responsible for the tactical...

  • Senior Independent Safety Office Support Engineer

    4 weken geleden

    Noordwijk-Binnen, Nederland Telespazio Voltijd

    Telespazio Belgium can count on almost 40 years of experience in the field of Space Operations Service & Engineering activities.We provide a significant contribution to the most major Space programs of the European Space Agency. Our core business is to work on the ground to build bridges into space, contributing to the success of ambitious missions.The...

  • Senior Independent Safety Office Support Engineer

    1 week geleden

    Noordwijk-Binnen, Nederland Telespazio Belgium Voltijd

    Telespazio Belgium can count on almost 40 years of experience in the field of Space Operations Service & Engineering activities.We provide a significant contribution to the most major Space programs of the European Space Agency. Our core business is to work on the ground to build bridges into space, contributing to the success of ambitious missions.The...

  • Business Management Analyst

    1 week geleden

    Noordwijk, Nederland HE Space Voltijd

    **Company Description** HE Space is a successful international space company. For 40 years, we have been supporting our customers with qualified experts in the field of engineering, science and administration. As part of the dynamic team, you will have the following responsibilities: - defining, maintaining and expanding the “Programme and Project...

  • Senior Independent Safety Office Support Engineer

    4 weken geleden

    Noordwijk, Nederland Telespazio Voltijd

    Telespazio Belgium can count on almost 40 years of experience in the field of Space Operations Service & Engineering activities. We provide a significant contribution to the most major Space programs of the European Space Agency. Our core business is to work on the ground to build bridges into space, contributing to the success of ambitious missions. The...