Product Assurance Process Engineer (Space Systems)

cosine; Sassenheim; Hybrid; EUR 60,000 - 90,000; Full time

Benefits offered by this job

International working environment

Hybrid working options

Competitive salary

27 days of annual leave

Company bicycle- and fitness plan

Personal development budget

Initial one-year contract

Job summary

cosine is seeking a Product Assurance Process Engineer to shape our Product Assurance and Quality Assurance framework for advanced space systems. You will help develop policies and processes enabling compliant, efficient delivery across scientific teams, ESA projects, and national programmes.

Your role spans audits, lifecycle compliance, and continuous improvement in a dynamic, international environment. You will collaborate with engineers and scientists to embed best practices, balancing

Qualifications

• Experience in Product Assurance, Quality Assurance, Systems Engineering, or a related discipline within the space sector.
• Knowledge of ECSS standards and institutional space programmes.
• Experience developing, implementing, or improving engineering, quality, or product assurance processes within a regulated environment.
• Strong communication and stakeholder management skills.
• A pragmatic and solution-oriented mindset, capable of balancing compliance requirements with project realities.

Responsibilities

• Develop, implement, maintain, and improve Product Assurance and Quality Assurance policies, processes, and working methods across cosine's space activities.
• Support compliance with ESA, ECSS, customer, and regulatory requirements throughout the product development lifecycle.
• Work closely with scientists, engineers, and project teams to promote the adoption of Product Assurance and Quality Assurance best practice.
• Advise management and engineering teams on Product Assurance, Quality Assurance, and compliance-related matter.
• Support audits, reviews, non-conformance processes, risk management activities, and continuous improvement initiatives.

Skills

Product Assurance

Quality Assurance

Systems Engineering

ECSS standards

Stakeholder management

Communication

Cross-functional collaboration

Job description

Your (space) missionAs the Product Assurance Process Engineer at cosine you help shape the Product Assurance and Quality Assurance framework that enables the successful development and delivery of advanced space systems and instrumentation.

Your (space) missionAs the Product Assurance Process Engineer at cosine you help shape the Product Assurance and Quality Assurance framework that enables the successful development and delivery of advanced space systems and instrumentation. Drawing on your experience with institutional space programmes, you contribute to the development and implementation of policies, processes, and working methods that allow our engineering teams to operate efficiently while meeting the stringent requirements of customers such as ESA and Ministries of Defence. This is a unique opportunity to help build and improve a Product Assurance framework that supports cosine's future growth in the institutional space sector and helps ensure that our products are accepted, qualified, and delivered as efficiently as possible. Your official job title will be PA/QA Engineer.

Tasks & Responsibilities

In this role you will:

• Develop, implement, maintain, and improve Product Assurance and Quality Assurance policies, processes, and working methods across cosine's space activities
• Support compliance with ESA, ECSS, customer, and regulatory requirements throughout the product development lifecycle
• Work closely with scientists, engineers, and project teams to promote the adoption of Product Assurance and Quality Assurance best practice
• Advise management and engineering teams on Product Assurance, Quality Assurance, and compliance-related matter
• Support audits, reviews, non-conformance processes, risk management activities, and continuous improvement initiatives

Your profile

We are looking for candidates with the following qualifications:

• Experience in Product Assurance, Quality Assurance, Systems Engineering, or a related discipline within the space sector
• Knowledge of ECSS standards and institutional space programmes
• Experience developing, implementing, or improving engineering, quality, or product assurance processes within a regulated environment
• Strong communication and stakeholder management skills
• A pragmatic and solution-oriented mindset, capable of balancing compliance requirements with project realities
• The ability to work effectively across multidisciplinary teams and influence colleagues without formal authority

What We Offer

At cosine, we highly value our employees, and we will support your professional and personal development. We also provide our employees with:

• A unique, international working environment at the intersection of physics and engineering
• The opportunity to deliver end-to-end solutions in autonomous project teams, in close collaboration with customers
• A competitive salary
• 27 days of annual leave (based on full-time employment)
• Hybrid working options, including the possibility to work partially from home
• Company bicycle- and fitness plan
• A personal development budget
• Initial one-year contract, with the aim of long-term collaboration

About Cosine

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.