Software Engineer - Data Center Engineering

Build your best future with the Johnson Controls team! Johnson Controls is a global leader in smart, healthy, and sustainable buildings. We reimagine building performance to serve people, places, and the planet. Our teams support a variety of industries worldwide and provide opportunities for meaningful projects and learning. What We Offer Competitive salary Paid vacation, holidays, and sick time Comprehensive benefits package including 401K, medical, dental, and vision care On‑job and cross‑training opportunities Encouraging and collaborative team environment Zero Harm safety policy To be considered for this role, candidates must be a U.S. Citizen or a U.S. Permanent Resident (Green Card holder). What You Will Do Johnson Controls is building the next generation of intelligent building systems for the world’s most demanding environments, hyperscale data centers. We are looking for a highly versatile engineer who enjoys crafting intuitive user interfaces and engineering the backend systems that power them. This role is part of the Data Center Controls Innovation Engineering team at our Controls Product Development Center in Glendale, WI. You will work alongside experienced engineers on middleware platforms, web applications, and building automation systems deployed in critical infrastructure worldwide. This position is 100% on‑site at our new Controls Product Development Center and Lab in Glendale, WI, with up to 20% travel. How You Will Do It Design and build full‑stack features across the application layer: RESTful APIs, middleware services, and responsive web UIs Write clean, maintainable code in modern JavaScript/TypeScript (React, Node.js) and Python for backend services and data pipelines Develop and maintain middleware integrations between building automation systems, IoT field devices, and cloud platforms Create dashboards and data visualization tools that surface real‑time and historical data center telemetry to operators and engineers Collaborate with embedded and controls engineers to define APIs and data contracts between device firmware and software layers Participate in code reviews, write unit and integration tests, and support CI/CD pipelines Track development tasks and workflows in JIRA, keeping features visible and shipping on schedule Build and present technical designs, sprint demos, and status updates for engineering and project stakeholders Collaborate with cross‑functional and global engineering teams to hit project milestones What We Look For Required Qualifications Bachelor’s degree in Computer Science, Software Engineering, Computer Engineering, or a related field 0 to 5 years of professional or internship experience; new graduates are welcome Proficiency in JavaScript or TypeScript with hands‑on experience in a modern frontend framework (React preferred) Experience building and consuming RESTful APIs and working with backend frameworks (Node.js, Python/Flask, or similar) Solid understanding of web fundamentals: HTML, CSS, and browser rendering Familiarity with relational or time‑series databases and writing queries (SQL, InfluxDB, or similar) Basic experience with containerization and deployment tooling (Docker, CI/CD pipelines) Comfortable working in a Linux/Unix environment and using Git for version control Strong problem‑solving instincts; you dig into issues and follow threads across the stack rather than waiting for someone else to solve them Organized and clear communicator; you can write a concise technical summary and present it to a room Proficient with standard engineering and project tools: JIRA, Confluence, or equivalent Must be authorized to work in the U.S.; no sponsorship available Must be able to work 100% on‑site in Glendale, WI; up to 20% travel Preferred Qualifications Exposure to MQTT, WebSockets, or other real‑time data protocols used in IoT or industrial systems Experience with embedded systems Familiarity with C/C++ and/or Rust Familiarity with data center infrastructure, HVAC systems, or Building Automation Systems (BAS) Experience integrating with third‑party hardware APIs or industrial protocols (BACnet, Modbus, OPC‑UA) Exposure to cloud platforms (AWS, Azure, or GCP) and serverless or microservices architectures Experience working with cross‑functional or globally distributed engineering teams An eye for the business context behind engineering decisions Salary Range Salary: $93,000 – $140,000. The range is based on education, experience, skills, and market data. A competitive bonus plan and benefits package are also offered. If your background warrants consideration beyond this range, we encourage you to apply. To support an efficient and fair hiring process, we may use technology‑assisted tools, including artificial intelligence, to help identify and evaluate candidates. All hiring decisions are ultimately made by human reviewers. For details, please visit the About Us tab on the Johnson Controls Careers site at Johnson Controls International plc. is an equal employment opportunity and affirmative action employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, genetic information, sexual orientation, gender identity, status as a qualified individual with a disability or any other characteristic protected by law. To view more information about your equal opportunity and non‑discrimination rights as a candidate, visit EEO is the Law. If you are an individual with a disability and you require an accommodation during the application process, please visit here. #J-18808-Ljbffr