Supply Chain Management Specialist / Project Buyer – Ground Systems Projects (m/f/d)

Overview

Mission Brief: As the Project Buyer for the Ground Systems projects, you will be at the heart of our infrastructure expansion, acting as the procurement specialist for the new test sites and launch pad projects. You will ensure that all necessary equipment, construction services, and technical systems are sourced efficiently, cost-effectively, and in alignment with project timelines and quality standards.

Responsibilities

• Collaborate with Ground Systems engineering and construction teams to understand and define procurement requirements for projects such as new test sites or launch pad construction.
• Source and purchase specialized materials, equipment, and services necessary for the design, construction, and commissioning of Ground Systems infrastructure.
• Work closely with the Sr. Strategic Buyer (GSE) to leverage existing supplier relationships, negotiated contracts, and technical expertise for relevant equipment and services.
• Lead procurement activities for project-specific items, ensuring timely delivery, quality, and compliance with project specifications and regulatory requirements.
• Develop and manage project procurement schedules, aligning with overall project timelines and milestones.
• Negotiate terms and conditions with suppliers and contractors for project-related purchases, seeking optimal cost, quality, and delivery outcomes.
• Generate, process, and administer detailed procurement documentation (e.g., purchase orders, contracts, invoices), ensuring all records are accurately completed, properly stored, and maintained for traceability and audit purposes.
• Monitor and track project procurement budgets and expenditures, reporting on variances and implementing cost control measures.
• Identify and manage risks related to supply, logistics, and compliance, developing mitigation strategies to support project success.
• Ensure adherence to export control, customs, and dangerous goods regulations as applicable to project purchases.
• Coordinate with internal stakeholders and external partners to resolve procurement-related issues and ensure seamless project execution.
• Participate in project review meetings, providing procurement updates and contributing to lessons learned for continuous improvement.
• Support other procurement projects and tasks as needed during periods of low activity in Ground Systems projects.

Qualifications

• Bachelor’s degree in Business Administration, Supply Chain Management, Engineering, or a related field
• Proven experience in project-based procurement, purchasing, or supply chain management—preferably within construction, engineering, or technical infrastructure projects
• Strong understanding of procurement processes, contract negotiation, and supplier management
• Familiarity with construction materials, technical equipment, and services relevant to ground systems or industrial infrastructure
• Excellent organizational and multitasking skills, with the ability to manage multiple priorities and meet deadlines in a fast-paced project environment
• Strong analytical skills and attention to detail for cost control, documentation, and compliance
• Effective communication skills in English (written and spoken); German or other relevant language skills are a plus
• Ability to work collaboratively with cross-functional teams, especially engineering and construction professionals
• Problem-solving skills and a proactive, solution-oriented approach
• Proficiency in SAP or other ERP procurement systems and MS Office

Benefits

• Employee Participation Program: Share in our success through our virtual company share program
• 30 days of vacation: Enjoy the days off to relax and recharge
• Company pension plan: Secure your future with our company pension plan, featuring a 20% employer contribution after the probation period
• Subsidised lunch: Stay energised with delicious, subsidised lunches every day
• Public transport ticket: Commute with ease using a fully financed Deutschlandticket
• Sport Clubs membership: Stay fit with our sponsored sports club memberships (EGYM Wellpass)
• Individual learning allowance: Grow your skills with an individual learning budget granted after the probation period
• Childcare allowance: Receive a childcare allowance for your non-school-age children
• And Much More! Discover additional perks and benefits when you join our team

Who We Are

Isar Aerospace is at the forefront of New Space, building a modern space business to enable faster, better and cheaper access to space. Our mission is to help democratise space and use it for good to improve life on Earth now and for future generations. We are a fast-growing company aiming to provide sustainable and environmentally friendly launch solutions for small and medium-sized satellites and constellations into Low Earth Orbit. The company is privately funded with strong commitment and support, and our team is made of driven and talented people with a real passion for space innovation. We are continuously evolving and looking for people who want to contribute to cutting-edge projects and be part of a team driving impact.

Disclaimer

Isar Aerospace SE is an equal-opportunity employer committed to fairness and inclusivity. We do not prioritize any specific religion, gender, nationality, or background.