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Senior Welding Engineer (m/f/x)

Join Skeleton Technologies as a Senior Welding Engineer (m/f/x) in Markranstädt, Germany. Develop and scale laser-welding processes for energy-storage cells and modules, working with R&D, design and production teams. Improve weld quality, throughput and safety while resolving manufacturing issues. Benefit from flexible working hours and a training budget to grow your expertise.

Salary
Not stated
Location
Markranstädt, Germany
Workplace
On-site
Job type
Full time
Applies on apply.workable.com

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Job description

Description

Skeleton's Production Department is looking for a driven

Senior Welding Engineer (m/f/x)

with the vision to match our ambition!

Skeleton Technologies is seeking an experienced Senior Welding Engineer (m/f/x) to join our dynamic team. This position offers a unique opportunity to work in a dynamic environment where your insights will contribute directly to the success of the overall company!

Your tasks in the net zero journey

  • Lead the development and optimisation of laser welding processes for electrode connections, tab welding, and casing assemblies.
  • Design, test, and implement robust and scalable joining solutions for both cell-level and module-level production.
  • Collaborate with R&D, design engineering, and production teams to define joining strategies and select appropriate technologies.
  • Create and validate process parameters, welding schedules, and quality control protocols.
  • Conduct root cause analysis and implement corrective actions for welding-related manufacturing issues.
  • Evaluate and qualify new welding equipment, automation tools, and joining materials.
  • Drive continuous improvement initiatives to increase throughput, reduce defects, and ensure consistent weld quality.
  • Ensure compliance with safety, quality, and environmental standards related to welding and joining processes.
  • Mentor junior engineers and technicians, providing technical training and guidance.

Requirements

  • Bachelor's or Master's degree in Mechanical Engineering, Materials Science, Welding Engineering, or related field.
  • Minimum 5+ years of experience in industrial welding, with a strong focus on laser welding in high-precision applications.
  • Proven track record in process development and scaling up welding operations for mass production.
  • Hands-on experience with Nd:YAG, fiber laser, or diode laser systems, including optics, beam delivery, and weld monitoring.
  • Knowledge of other joining technologies, such as:
  • Ultrasonic welding;
  • Resistance spot welding;
  • Mechanical joining (e.g., riveting, clinching);
  • Adhesive bonding (desirable).
  • Familiarity with materials commonly used in energy storage, such as aluminum, copper, stainless steel, and various polymers.
  • Strong analytical, problem-solving, and project management skills.
  • Proficiency in CAD software and data analysis tools.
  • Excellent communication skills in English; German language skills are an advantage.

Benefits

  • We offer flexible working hours and sufficient freedom for your own ideas.
  • A flat hierarchy culture - fostering our great working atmosphere.
  • Use the training budget to expand your knowledge and competencies.
  • Helpfulness among colleagues is not just an empty phrase but a practice everyday.
  • A motivating opportunity for continuous growth at Skeleton.
  • An additional day-off every year for your birthday.
  • Use our Edenred Voucher Card for your shopping experience with a top-up every month.
  • We offer a company pension scheme for your financial security in the future.
  • Be active & participate in our internal sports challenges (SkelFitness).
  • We have a pet-friendly office.
  • We celebrate our successes with Team Events, Summer & New Year's parties, and other initiatives!

Pay & benefits

Retirement plan Paid time off Flexible hours Learning budget Wellbeing

Typical pay for similar roles

Estimate
€41,850–68,000 annually
Energy storage · Germany · 31 similar jobs

The middle half of pay advertised on Rejobs for this group over the last 24 months. This employer has not stated a salary.

About this role

Posted
11 Nov 2026
Sectors
Timezone
UTC+01:00
Experience
Minimum 5 years of industrial welding experience, with a strong focus on laser welding.

About Skeleton Technologies

Company Overview

Skeleton Technologies Group OÜ

Tallinn, Estonia

2009

Approximately 300 employees across Estonia, Germany, and Finland (source: inforegister.ee). Revenue projected at €6.84 million for FY 2024 (source: inforegister.ee).

What They Do

Skeleton Technologies specializes in high-power energy storage solutions, leveraging its proprietary curved graphene nanomaterial to produce supercapacitors and hybrid SuperBatteries. Their innovative products are designed for a variety of applications, including AI data centers, transportation sectors such as automotive and maritime, grid stabilization, and industrial uses. As Europe's largest ultracapacitor manufacturer, Skeleton Technologies maintains full control over its value chain, from raw materials to software and patents, ensuring superior performance and reliability in their offerings (source: wikipedia.org). Their product lineup includes the SkelCap SCA series cells, which are UL 810A certified for safety in automotive and UPS applications, and the SkelStart engine start modules, which boast an impressive 2,000 cold-cranking amps and a lifespan of over 1 million cycles.

Projects & Track Record

Skeleton Technologies has a strong track record of notable projects, including the opening of the Großröhrsdorf Superfactory in 2017, which significantly scaled their ISO-certified module production capabilities. They launched the SkelStart in 2015, recognized as the world's most powerful engine starter, and have developed space capacitors for the European Space Agency since 2011. In 2024, they are set to power the NTT IndyCar Series with their advanced supercapacitors, showcasing their commitment to innovation in high-performance applications (source: skeletontech.com). Currently, they are working on the €220 million Leipzig Superfactory, which is expected to produce 12 million cells annually and create 420 jobs, with production slated to begin in 2024-2025.

Recent Developments

In the past two years, Skeleton Technologies has made significant strides, including the opening of its €220 million Leipzig Superfactory, which represents Estonia's largest industrial investment in Germany and aims to produce 12 million cells per year (source: balticvc.com). They secured a €108 million funding round in October 2023, led by Siemens and Marubeni, pushing their total funding over €300 million (source: skeletontech.com). Additionally, they acquired the former European Batteries facility in Varkaus, Finland, for SuperBattery production and established R&D operations there, further enhancing their capabilities in energy storage technology.

Working There

Skeleton Technologies offers a diverse range of roles across various departments, including module and software development, sales, finance, administration, manufacturing, and R&D. The company is actively hiring, particularly at its production sites, with the average employee count at the Estonian OÜ being approximately 98 in 2022, focusing on development and sales (source: inforegister.ee). The new Leipzig factory is expected to add 420 manufacturing positions, reflecting the company's rapid growth and expansion in the energy storage sector. The company culture emphasizes innovation, collaboration with universities, and a mission to electrify various sectors, supported by experienced leadership in energy storage technology.

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