About the Position

Business Developer - Engineering – SII Netherlands (Haarlem)

Published on 18/09/2026

At SII Netherlands, we are supporting leading clients in the Aerospace, Space and Defense sectors. To support our growth in the Dutch market, we are looking for a Business Developer Engineering to develop new business opportunities and recruit top engineering talent.

---

Responsibilities

Business Development

• Identifying and developing new business opportunities;
• Prospecting and meeting decision-makers within engineering organizations;
• Building long-term partnerships with clients;
• Understanding customer technical challenges and staffing needs;
• Handling RFQs, tenders, and contract negotiations;
• Ensuring profitability and sustainable growth of your business unit;
• Working closely with SII international entities to deliver engineering expertise.

Recruitment & Talent Development

• Defining recruitment strategies based on client needs;
• Sourcing and interviewing engineering professionals;
• Assessing technical and soft skills with support from experts;
• Handling offers and contract negotiations;
• Supporting consultant onboarding and integration;
• Conducting regular follow-up meetings and career discussions;
• Ensuring employee satisfaction and retention.

---

Requirements

What You Bring

• Master's degree (Engineering, Business, Economics, or equivalent);
• Initial experience in business development, recruitment, consulting, or engineering services;
• Entrepreneurial mindset and strong commercial drive;
• Excellent communication and negotiation skills;
• Ability to build long-term client relationships;
• Fluent in English, Dutch is considered a strong asset;
• Strong organizational skills, resilience, and autonomy.

---

We Offer

• The opportunity to participate in the growth of SII Netherlands;
• An international environment within a leading European engineering group;
• Fast-track career development towards Senior Business Developer or Business Unit Developer roles;
• Direct exposure to strategic clients and large engineering projects;
• Attractive fixed salary with performance-based bonus;
• Pension scheme and competitive benefits package;
• Hybrid working model;
• A collaborative, entrepreneurial, and multicultural environment.

---

About the Company

At SII Netherlands, we combine the agility of a growing local entity with the strength of an international group. Our ambition is to become a trusted partner for major Dutch industrial and technology companies while offering our employees exciting career opportunities and challenging projects.

Let's Tech Together.