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Test & Commissioning Assistant Manager

ST Engineering Group Aachen, North Rhine-Westphalia, Germany

onsite
Posted Jul 9, 2026

**Role & seniority: ** Test & Commissioning Assistant Manager (lead/oversee test planning, execution, and system commissioning)

**Stack/tools: ** Project management methodologies & tools; test/commissioning documentation/procedures; standards/regulatory compliance; coordination with 3rd parties for vulnerability assessment & penetration testing (specific tools not stated)

**Top 3 responsibilities: **

  • Lead test planning, scheduling, and execution for smart city/digital platform projects.

  • Develop and execute test & commissioning strategies, producing detailed test plans/procedures and documentation.

  • Drive issue detection/resolution across system integration, functional testing, and UAT, coordinating with vendors and stakeholders.

  • Must-have skills:

    • Extensive experience in test & commissioning management for digital platforms or urban infrastructure.

    • Ability to manage complex, cross-functional projects with multidisciplinary teams.

    • Strong leadership, stakeholder communication, and resource planning.

    • Knowledge of industry standards and regulatory/safety frameworks for testing/commissioning.

    • Strong analytical/problem-solving skills and attention to detail.

  • Nice-to-haves:

    • Familiarity across multiple smart-city domains: applications, cloud, on-prem enterprise IT, data center, ICT, structured cabling, civil works.

    • Experience coordinating subcontractors and managing customer expectations

Full Description

Test & Commissioning Assistant Manager Join ST Engineering Urban Solutions Ltd. as a Test and Commissioning Assistant Manager, located at the ST Engineering Digital Hub. About the Role As a Test & Commissioning Assistant Manager, your primary responsibility will be to lead and oversee all test planning, test execution, and system commissioning activities across a variety of system domains for a Smart City Project. This includes applications, cloud system, on-premise enterprise IT system, data center, ICT, structured cabling and civil works for cabling. This role offers a unique opportunity to apply your technical expertise and leadership skills in an innovative environment, contributing directly to the success of cutting-edge urban solutions. Key Responsibilities

Lead the test planning, scheduling, and execution of test and commissioning processes for digital platform projects in smart city. Collaborate closely with various project managers covering various domain tracks from applications, cloud system, on-premise enterprise IT system, data center, ICT, structured cabling and civil works for cabling. Develop overall test & commissioning strategies and bring it into execution and fruition. Work with multiple project managers (domain track leaders) to develop detailed test plans, procedures, and documentation to guide commissioning activities. Identify, analyse, and resolve technical issues promptly throughout testing phases, including system integration testing, functional testing, user acceptance testing and work with 3rd party vendors on vulnerability assessment & penetration testing. Manage customer expectations, various project domain tracks including subcontractors and test deliveries Manage resources, including personnel and equipment, to accomplish project deadlines and quality benchmarks. Ensure compliance with industry standards, safety regulations, and company policies. Facilitate communication between stakeholders to provide clear status updates and technical insights. Drive continuous improvement initiatives by incorporating lessons learned and emerging best practices.

About You To excel in this role, you will possess a strong technical background in test and commissioning within digital or urban engineering contexts. Proven experience managing complex projects with cross-functional teams is essential. You are expected to demonstrate analytical thinking, problem-solving abilities, and excellent interpersonal communication skills. Your ability to stay organised under pressure, prioritise tasks effectively, and maintain meticulous attention to detail will be vital to your success. Qualifications & Skills

Extensive experience in test and commissioning management, preferably within digital platforms or urban infrastructure projects. Familiarity with industry standards and regulatory frameworks related to testing and commissioning. Strong leadership qualities with experience supervising multidisciplinary teams. Proficient in project management methodologies and tools. Excellent written and verbal communication skills, able to engage a variety of stakeholders.

Why Join ST Engineering Urban Solutions Ltd.? ST Engineering Urban Solutions Ltd. is committed to innovation, sustainability, and excellence in our projects. We cultivate a diverse and inclusive workplace, encouraging professional development and knowledge sharing. As part of our team, you will have the opportunity to contribute to impactful urban solutions while growing your career in a supportive, forward-thinking environment. Location Based at the ST Engineering Digital Hub Building and/or project locations including overseas locations, you will work in a vibrant centre of engineering excellence, surrounded by industry experts and cutting-edge technology. If you are passionate about leading technical teams and driving successful commissioning outcomes in challenging projects, we invite you to submit your application and become an integral part of our Digital Platforms division.

Test PlanningSystem CommissioningProject ManagementSystem Integration TestingFunctional TestingUser Acceptance TestingVulnerability AssessmentPenetration TestingStakeholder ManagementResource ManagementTechnical LeadershipAnalytical Thinkingmulti-location

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