Senior Electronics & Avionics Engineer — Hybrid Space

Cosine; Sassenheim; Hybrid; EUR 85,000 - 120,000; Full time

Benefits offered by this job

27 days annual leave

Annual bonus

Hybrid work options

Company bicycle and fitness plan

Personal development budget

One-year initial contract

Job summary

cosine in the Netherlands seeks a Senior Electronics/Avionics Engineer to define and realize the electronic backbone of advanced optical payloads for space missions, from concept through integration and qualification, ensuring robust, scalable, mission-ready solutions.

You will mentor junior engineers, guide architectural decisions, and collaborate with multidisciplinary teams to deliver end-to-end hardware that flies in space.

Qualifications

• Master’s degree in avionics or related field.
• Extensive aerospace electronics development experience.
• Proven expertise in defining complex electronic architectures (power, data, control, sensors).
• Experience leading technical discussions with customers and teams.

Responsibilities

• Define and evolve avionics architecture for optical payloads.
• Lead technical decisions across the development lifecycle.
• Act as primary technical authority to suppliers and subcontractors.
• Guide system-level integration, verification and qualification.
• Coach and mentor junior engineers and promote engineering excellence

Skills

Avionics design

Electronic architecture

Supplier management

Mentoring engineers

Technical leadership

Power systems

Data handling

Sensor interfaces

Education

Master’s degree in avionics

Master’s degree in electronics engineering

Job description

cosine in the Netherlands seeks a Senior Electronics/Avionics Engineer to define and realize the electronic backbone of advanced optical payloads for space missions, from concept through integration and qualification, ensuring robust, scalable, mission-ready solutions.

You will mentor junior engineers, guide architectural decisions, and collaborate with multidisciplinary teams to deliver end-to-end hardware that flies in space.