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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Data Center Retro Commissioning Engineer (CxE) - **Company:** Amazon.com, Inc. - **Location:** United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Microsoft Word, Microsoft Excel, Amazon Web Services, Microsoft Outlook, Data Centers, Software Design Documents, Monitoring of Systems, Microsoft Office, Test Scripts, AWS Data Analytics - **Published:** September 10, 2026 - **Apply:** https://www.dice.com/job-detail/2a7a257d-faf6-40d4-b087-c966383b5864 ## About the Role 4+ years of industrial or commercial engineering in mission critical facilities including but not limited to: data centers, power generation or oil and gas facilities experience - 4+ years of commissioning experience - 5+ years of engineering, installation, or startup/commissioning of electrical and mechanical systems experience - Bachelor\'s degree in Electrical Engineering or a related field - Knowledge of Microsoft Office including Outlook, Word, and Excel - Experience researching new designs, technologies, and construction methods of data center equipment and facilities, Professional Engineer License - Experience with building codes and regulations for your region - Experience carrying design concepts through exploration, development, and into deployment or mass production - Experience reading, interpreting, and creating construction drawings, specifications, and submittal documents ## Description Are you experienced in Critical Infrastructure Commissioning and looking for a fast paced environment to work in? As a Data Center Retro Commissioning Engineer (CxE), you will be part of highly creative, efficient team tasked with tackling fascinating and challenging problems upgrading and supporting the operations of Amazon owned data centers. The Amazon Commissioning team (ACx) understands, evaluates, defines and manages the expectations of construction quality in accordance to engineering designs to meet the customer requirements. The CxE is responsible for supporting vendors, contractors, and other teams involved in the construction and commissioning of various systems such as: \t? Medium and low voltage power systems \t? Generators \t? UPS \t? HVAC (Air Handlers / Exhaust Fans / VFD) \t? Chilled Water Systems \t? Building Management systems (BMS) \t? Electrical Power Monitoring Systems (EPMS) \t? Testing and balancing - Pumps and Hydronic systems, As the Retro Commissioning Engineer (CxE) Lead, you will provide testing and validation oversight of AWS data center electrical and mechanical infrastructure in existing Data Centers. This includes, but not limited to, review of design documents and equipment submittals, leading Factory Witness Testing (FWT), and managing third-party commissioning vendors in the performance of onsite pre-functional, functional, and integrated systems testing. You will own your projects? successes where you Deep Dived to resolve technical issues and had Bias for Action to address schedule impacts and coordination demands onsite. You will be sharing your lessons learned leading towards team growth and program improvements. You will get the opportunity to provide multi-discipline input into the scheduling, test script development, designing, and planning of projects. During commissioning, you will be continuously auditing Cx vendors? activities to ensure compliance with environmental, quality, and safety requirements. Following the AWS project reporting format, you will be responsible for regular reporting of commissioning progress and metrics of assigned project to your Regional Commissioning Manager. You will have the opportunity to lead several projects simultaneously to achieve key milestones and deliver data center capacity, while managing project budget as approved by Finance. A day in the life On a typical project, the CxE works across AWS engineering, capacity delivery, operations, and contractor teams to coordinate site activities, prioritize tasks, and ensure each issue has clear path to resolution. The CxE manages the project commissioning vendor whose primary scope is to execute functional tests, identify issues, determine criticality, propose solutions, and document their findings. If project turnover is at risk, the CxE escalates to the appropriate stakeholders. Upon project completion, the CxE will communicate lessons learned to help peers on similar projects in flight and participate in initiatives that drive improvement to the commissioning program. ## Related Videos - [Developing the Rich Text Editor for DeepL.com](https://www.wearedevelopers.com/videos/1172-developing-the-rich-text-editor-for-deepl-com) - [Are Classical Automation Frameworks Dead? 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