CareerPlan

Senior System Dev Engineer , Data Center Engineering

Seattle, Washington, United StatesFull-time$151k–$205k2026-10-20 → 2026-11-04

Core

Design, develop, deploy, and scale control systems software on the CODESYS platform to manage mechanical infrastructure (cooling, power, etc.) for AWS data centers.

Role type

Senior Systems Development Engineer (Mechanical Controls)

Builds

First-of-kind mechanical controller components and control logic for data center facilities

Domain

Cloud infrastructure / Data Center Engineering / Industrial Automation

Required skills

C++, C#, Java, Python, Golang, PowerShell, Ruby, Linux/Unix, PLC-based control systems, CODESYS, IEC 61131-3, Structured Text, Function Block Diagram

Preferred skills

Building Management Systems (BMS), industrial communication protocols (Modbus, BACnet, EtherCAT), IPC/PAC/PLC hardware, mechanical infrastructure control logic (air handling, chilled water, liquid cooling)

Technologies

CODESYS, Linux/Unix, IEC 61131-3

Responsibilities

Design and maintain mechanical control systems software; develop control logic, function blocks, and Sequences of Operations; perform triage and root-cause analysis of control system issues; support first-of-kind builds with occasional on-site travel; document control system designs; participate in design reviews and on-call rotations.

Seniority

Senior, hands-on IC