Service & Maintenance Engineer (m/w/d)

Job Description

Kraftblock is a fast-growing cleantech company based in Sulzbach/Saar, Germany. We develop modular high-temperature energy storage systems that enable the decarbonization of energy-intensive industries by flexibly storing and using waste heat and renewable energy. Backed by leading international investors, we are driving the global transformation toward a net-zero industrial future.

Key Responsibilities

Maintenance & Troubleshooting

• Plan, organize, and execute maintenance and repair activities
• Perform root cause analysis and resolve technical faults in areas such as instrumentation, piping, static and rotary equipment, DCS/PLC systems
• Calibrate and troubleshoot instrumentation and sensors
• Operate and optimize electrical subsystems (e.g. drives, fans, relays, breakers, grounding systems)
• Develop and maintain maintenance schedules, protocols, and reports (including remote troubleshooting documentation)

Customer Interaction & Field Service

• Conduct on-site service visits and system interventions at customer locations (domestic and international)
• Act as a technical point of contact for customers and ensure service satisfaction
• Coordinate and supervise external service providers and contractors
• Support the drafting and management of service and maintenance contracts

System Optimization & Innovation

• Analyze system malfunctions and recommend technical improvements
• Develop and implement predictive, preventive, and reactive maintenance strategies
• Collaborate with software, process, and data teams to create digital twins, condition monitoring, and predictive fault detection dashboards
• Support lifecycle innovation by recommending system upgrades and design-for-maintenance improvements
• Contribute to HAZOP and risk assessment processes
• Develop training manuals and conduct training sessions for plant operators

What do you bring?

• Degree in Mechanical Engineering, Mechatronics, Automation & Control Engineering, Process Engineering, or a related field
• Several years of experience in service, maintenance, or operations of process or industrial systems
• Solid understanding of electrical, control, and instrumentation systems (EMSR)
• Hands-on experience with DCS and/or PLC systems (basic programming knowledge required)
• Experience managing external contractors and technical projects
• Excellent communication skills and strong customer orientation
• Proficiency in English (spoken and written); German is a plus
• Confident using MS Office; experience with SAP or similar ERP systems is a plus
• Self-starter with a hands-on mentality, team spirit, and problem-solving skills
• Willingness to travel internationally and participate in on-call duty rotation

What we offer?

• Permanent full-time contract in a future-oriented cleantech company
• Flexible work models with remote work options and trust-based working hours
• Personal development through tailored training and development programs
• Flat hierarchies, ownership opportunities, and space for ideas
• Diverse international projects with real impact on the energy transition
• Strong team culture with open communication and regular team events
• Modern work environment with global collaboration tools
• Competitive salary package including pension plan and health initiatives