Test Engineer, Lappeenranta

Skeleton Technologies GmbH; Lappeenranta; On-site; EUR 52,000 - 70,000; Full time

Benefits offered by this job

Flexible working hours

Flat hierarchy culture

Growth opportunities

Birthday day off

Job summary

Skeleton Technologies GmbH in Lappeenranta is seeking a Test Engineer to join our team and drive validation, verification, and test automation across critical power infrastructure projects.

Key strengths include hands-on measurement experience, ability to plan and report comprehensively, and strong communication in English and Finnish. Occasional travel to external labs may be required; flexible hours and supportive team culture are offered.

Qualifications

• Educational background in electrical engineering or a related field.
• Familiarity with test planning, execution, and reporting.
• Hands-on experience with measurement systems and test setups.
• Ability to work independently and manage multiple tasks.
• Strong communication skills in English and Finnish.
• Experience with Teamcenter or Polarion is advantageous.

Responsibilities

• Plan and execute product validation and verification test programs.
• Develop and maintain test automation for validation and verification test programs.
• Create detailed test plans and comprehensive reports.
• Organize and coordinate tests in external laboratories.
• Develop and maintain measurement equipment.
• Develop and improve test methods and procedures.

Skills

Test planning

Test execution

Test reporting

Measurement systems

Independent work

Multitasking

English

Finnish

Education

Electrical engineering or related field

Tools

Teamcenter

Polarion

Job description

Skeleton Technologies is looking for a Test Engineer to join our team in Lappeenranta.

About Skeleton

Skeleton Technologies is a global leader in critical power infrastructure for AI data centers and electrical grid stability, founded in 2009. Power today is more than electricity.

It is national security, digital continuity, and economic resilience. Skeleton is the Backbone of Power: equipping AI data centers, electrical grids, defense systems, and critical infrastructure with the resilience to withstand surges, instability, and failure. Our power systems protect GPU clusters from millisecond-level spikes, enable hyperscalers to run at higher rack densities without grid compromise, and make AI data centers up to more 40% energy efficient. We keep the lights on when grids fluctuate, stabilising electrical infrastructure under the combined pressure of accelerating renewable energy deployment and surging AI demand.

When power fails, critical operations stop. We exist to prevent that in microseconds. Powering the infrastructure that powers everything else.

Responsibilities

• Plan and execute product validation and verification test programs.
• Develop and maintain test automation for validation and verification test programs.
• Create detailed test plans and comprehensive reports.
• Organize and coordinate tests in external laboratories.
• Develop and maintain measurement equipment.
• Develop and improve test methods and procedures.

Qualifications

• Educational background in electrical engineering or a related field.
• Familiarity with test planning, execution, and reporting.
• Hands-on experience with measurement systems and test setups.
• Ability to work independently and manage multiple tasks effectively.
• Strong communication skills in English and Finnish.
• Previous experience in a similar role or a strong motivation to learn.
• Experience with Teamcenter and Polarion is an advantage.
• Willingness to travel occasionally to external test laboratories.

Benefits

• We offer flexible working hours.
• A flat hierarchy culture - fostering our great working atmosphere.
• A motivating opportunity for continuous growth at Skeleton.
• An additional day off every year for your birthday.