Prototype Technician (All Genders)

STARK; Deutschland; On-site; EUR 55,000 - 75,000; Full time

Job summary

STARK is seeking a Senior Technician to serve as the subject matter expert for machine reliability and plant availability. You will diagnose, repair, and optimize automated systems, including PLC-controlled equipment, robotics, and electrical/mechanical components.

You will lead preventive maintenance programs, support junior technicians, and help implement improvements to improve OEE. A clear focus on safety and quality will guide all activities and documentation.

Qualifications

• Completed technical training in Electrical Engineering, Mechatronics, Industrial Maintenance, Automation Technology, or a related field.
• Several years of experience in industrial maintenance within an automated production environment.
• Strong troubleshooting skills in electrical, mechanical, and automation systems.

Responsibilities

• Diagnose and repair complex faults in automated systems, including PLC-controlled equipment, robotics, electrical, mechanical, and pneumatic systems.
• Execute and continuously improve preventive maintenance activities to reduce unplanned downtime and improve equipment reliability.
• Implement technical improvements and corrective actions to increase machine performance, reliability, and Overall Equipment Effectiveness (OEE).
• Provide technical support, practical guidance, and on-the-job coaching for Junior Technicians and apprentices.
• Support the installation, commissioning, and Site Acceptance Tests (SAT) of new machinery and production equipment.
• Ensure that maintenance activities, repairs, and technical modifications are properly documented and carried out according to safety and quality standards.

Skills

PLC & automation

Troubleshooting skills

Teamwork & communication

Reading schematics

Education

Electrical Engineering / Mechatronics training

Tools

Siemens S7 / TIA Portal

CMMS

Root Cause Analysis (RCA)

Job description

At Stark, we forge the future of European and national security through cutting-edge, AI-driven technology and unmatched engineering precision. As a premier defence technology company, our mission is clear: to equip NATO Allies and their partners with next-generation autonomous defence platforms and advanced AI-driven software built to perform in the world’s most demanding environments.

We believe that true security stems from relentless innovation. By combining elite engineering talent with agile technology and an AI-native operational culture, Stark turns complex defence challenges into field-tested, multi-domain solutions.

WHY JOIN US

• The software and systems you work on directly protect personnel and defend European and national sovereignty.
• You will work alongside industry-leading minds on autonomous systems, advanced propulsion, and secure cyber platforms.
• We foster a fast-paced, collaborative environment where bold ideas are supported by serious R&D backing.

Your Mission

As a Senior Technician, you are the subject matter expert for machine reliability and plant availability. You resolve complex technical issues beyond standard maintenance activities and support the development of the technical team through hands-on guidance and knowledge sharing.

Responsibilities

• Diagnose and repair complex faults in automated systems, including PLC-controlled equipment, robotics, electrical, mechanical, and pneumatic systems
• Execute and continuously improve preventive maintenance activities to reduce unplanned downtime and improve equipment reliability
• Implement technical improvements and corrective actions to increase machine performance, reliability, and Overall Equipment Effectiveness (OEE)
• Provide technical support, practical guidance, and on-the-job coaching for Junior Technicians and apprentices
• Support the installation, commissioning, and Site Acceptance Tests (SAT) of new machinery and production equipment
• Ensure that maintenance activities, repairs, and technical modifications are properly documented and carried out according to safety and quality standards

Required Skills

• Completed technical training in Electrical Engineering, Mechatronics, Industrial Maintenance, Automation Technology, or a related field
• Several years of experience in industrial maintenance within an automated production environment
• Strong troubleshooting skills in electrical, mechanical, and automation systems
• Experience with PLC-controlled equipment and industrial automation technologies
• Ability to read and interpret technical drawings, schematics, and technical documentation
• Structured, independent, and safety-focused working approach
• Strong communication and teamwork skills

Nice-To-Have

• Experience with Siemens S7 / TIA Portal
• Knowledge of industrial robotics (e.g. ABB, KUKA, Fanuc)
• Experience with CMMS or maintenance management systems
• Familiarity with Root Cause Analysis (RCA)
• Experience in Lean Manufacturing or continuous improvement environments
• Basic knowledge of industrial network and fieldbus systems such as Profinet, Profibus, or Ethernet/IP

SECURITY CLEARANCE

Due to the nature of our work in the defence sector, candidates must be eligible to obtain and maintain the appropriate security clearance required for this position. Details will be provided during the recruitment process.

EQUAL OPPORTUNITY

We are an equal-opportunity employer committed to fostering a diverse and inclusive workplace. All qualified applicants will receive consideration for employment without regard to race, colour, religion, sex, national origin, disability, or any other characteristic protected by applicable law.