Senior Maintenance Technician – Mechanical & Cooling Systems
SHT SMART HIGH-TECH AKTIEBOLAG · Göteborg · 6 månader eller längre
Smart High Tech is recruiting a **Senior Maintenance Technician – Mechanical & Cooling Systems** to take ownership of mechanical systems and cooling infrastructure in its scaling factory for advanced graphene-based materials. The position focuses on ensuring high equipment availability, thermal stability, and long-term mechanical reliability across furnaces, cooling circuits, and process systems. Core duties include carrying out preventive, corrective, and predictive maintenance, monitoring temperature, pressure, and flow parameters, and troubleshooting hydraulic, pneumatic, and thermal equipment. In addition to conducting root cause analysis and keeping technical records in CMMS systems, the technician mentors maintenance colleagues, assists with FAT and SAT activities, and participates in the installation and commissioning of new production machinery. Applicants must hold a degree in mechanical engineering, industrial technology, or a similar field, alongside an **F-Gas certification or equivalent refrigeration qualification**. The role requires at least five years of industrial maintenance experience, strong working knowledge of hydraulics, pneumatics, and cooling systems, and familiarity with thermal processes, industrial cooling equipment, and structured maintenance practices. **Fluency in written and spoken English** is required. Experience with predictive or reliability-centred maintenance, commissioning, and safety standards such as LOTO or pressurised systems is meritorious, as is a background in semiconductors, electronics, advanced materials, or process industries, and Swedish language skills.
Own thermal stability and mechanical reliability in a scaling deep-tech factoryOwn Thermal Stability and Mechanical Reliability
At Smart High Tech, we are industrialising advanced graphene-based materials that enable next-generation AI systems, electronics and data centres.
As we scale production, thermal performance and equipment reliability become critical for quality, uptime and efficiency.
We are now looking for a Senior Maintenance Technician – Mechanical & Cooling Systems who will take ownership of this important area and help ensure stable, reliable and scalable production.
Your Mission
You will be the technical expert for mechanical systems and cooling infrastructure, ensuring high equipment availability, efficient operation and long-term reliability.
Your work directly impacts production stability, energy efficiency and product quality.
What You Will DoMaintenance & Reliability
- Perform preventive and corrective maintenance on mechanical equipment, furnaces and cooling systems.
- Troubleshoot hydraulic, pneumatic and thermal systems.
- Lead fault diagnosis related to cooling, temperature control and process stability.
- Monitor temperature, pressure and flow systems.
- Prevent and manage risks related to overheating, leakage and reduced cooling performance.
- Maintain technical documentation and maintenance records.
Continuous Improvement
- Drive root cause analysis and long-term corrective actions.
- Apply preventive and predictive maintenance methods.
- Improve equipment reliability, uptime and energy efficiency.
- Identify recurring issues and implement sustainable solutions.
- Support and mentor colleagues within the maintenance organisation.
Equipment & Industrialisation
- Participate in the installation and commissioning of new production equipment.
- Support FAT and SAT activities.
- Validate cooling systems, thermal processes and mechanical functionality.
- Ensure systems are operational before production start-up.
Key Interfaces
You will work closely with:
- Facility & Maintenance Manager
- Electrical & Automation Maintenance
- Production & Engineering
- External suppliers and equipment vendors
Who You Are
You are a hands-on technical specialist with strong problem-solving skills and a passion for operational reliability.
Required Qualifications
- Degree in Mechanical Engineering, Industrial Technology or similar.
- F-Gas certification or equivalent refrigeration qualification.
- Strong knowledge of hydraulics, pneumatics and cooling systems.
- Minimum 5 years of industrial maintenance experience.
- Experience with thermal processes and industrial cooling equipment.
- Knowledge of CMMS systems and structured maintenance practices.
- Fluent English, written and spoken.
Meritorious
- Experience with reliability-centred or predictive maintenance.
- Experience from semiconductor, electronics, advanced materials or process industries.
- Knowledge of FAT, SAT and equipment commissioning.
- Training in LOTO, pressurised systems and industrial safety standards.
- Swedish language skills.
Why Join Smart High Tech?
This is a role for someone who wants technical ownership in a high-performance manufacturing environment.
You will:
- Own systems that directly impact product quality and production stability.
- Work with advanced thermal and mechanical technologies.
- Help scale a deep-tech factory from development to global production.
- Influence uptime, efficiency and long-term operational performance.
- Join a company solving real challenges in AI infrastructure and advanced electronics.
What Success Looks Like
Within 12 months, you have:
- Improved cooling system reliability and production uptime.
- Reduced equipment failures and unplanned downtime.
- Increased energy efficiency and equipment lifetime.
- Successfully supported commissioning of new production systems.