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Senior System Dev Engineer, Data Center Engineering

Amazon· Systems, Quality, & Security Engineering
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Hybrid (Austin, TX), Hybrid (Seattle, WA), Hybrid (Herndon, VA)$151.2k - $204.6kFull-timePosted yesterday

About the role

AWS Infrastructure Services seeks a Senior Systems Development Engineer to design, develop, deploy, and scale mechanical control systems software for AWS data center infrastructure on the CODESYS platform. The role blends software development with physical infrastructure, including occasional on-site field work for first-of-kind controller deployments.

Responsibilities

  • Design, develop, and maintain mechanical control systems software on the CODESYS (IEC 61131-3) PLC platform for AWS data center infrastructure.
  • Develop and refine control logic, function blocks, and Sequences of Operations (SOO) to meet performance and reliability requirements across varied site types and equipment vendors.
  • Perform triage, root-cause analysis, and remediation of control system issues.
  • Support first-of-kind builds — the first field deployment of a newly developed controller component — including occasional on-site travel to provide real-time break/fix support.
  • Partner with electrical controls counterparts, Controls Design Engineering, Field Engineering, and other Data Center Engineering teams to develop next-generation controllers.
  • Document control system designs, configurations, and sequences of operation.
  • Participate in design reviews and contribute to continuous improvement of controls development standards and tooling.
  • Participate in an on-call rotation to provide escalation support for critical control system issues.

Qualifications

  • 2+ years of programming with at least one modern language such as C++, C#, Java, Python, Golang, PowerShell, Ruby experience
  • 4+ years of non-internship professional software development experience
  • 4+ years of designing or architecting (design patterns, reliability and scaling) of new and existing systems experience
  • 4+ years of systems development in an IT or data center environment experience
  • 4+ years of deploying and operating in a Linux/Unix environment experience
  • 5+ years of experience developing, debugging, and maintaining PLC-based control systems, including experience with the CODESYS platform (Structured Text, Function Block Diagram, or other IEC 61131-3 languages)

Skills

Required:Programming languages (C++, C#, Java, Python, Golang, PowerShell, Ruby)Linux/UnixPLC-based control systems development

Benefits

  • Health insurance (medical, dental, vision, prescription) and various life保险 options
  • 401(k) matching
  • Paid time off
  • Parental leave
  • Employee assistance program
  • Mental health support
  • Flexible Spending Accounts
  • Adoption and Surrogacy Reimbursement coverage
Last updated Oct 25, 2026. Interested? Apply on the company site.

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