Senior Data Center IoT Software Engineer

Johnson Controls•Avenue, MD

6d•$100,000 - $130,000•Onsite

About The Position

Join our Data Center Advanced Cooling Controls team as an IoT Software Engineer II, contributing to the development of next‑generation, edge‑connected control platforms that optimize thermal performance, energy efficiency, and reliability in hyperscale and enterprise data centers. You will focus on prototyping and developing IoT‑centric software components that integrate sensors, edge compute, cloud connectivity, and advanced control algorithms into a cohesive, high‑performance system. This role is ideal for an engineer who thrives at the intersection of distributed systems, device connectivity, and real‑time data processing. This position is 100% on‑site at our new Controls Product Development Center and Lab in Glendale, WI, where you’ll collaborate closely with cross‑disciplinary teams and work hands‑on with real products. The role may include up to 20% travel.

Requirements

Bachelor’s degree in Computer Science, Software Engineering, Electrical Engineering, or related field
2+ years of professional software development experience
Strong programming skills in Python and C/C++
Experience with IoT protocols (MQTT, OPC UA, Modbus, BACnet)
Hands‑on experience developing containerized applications (Docker/OCI)
Understanding of microservices architecture and container orchestration on edge devices
Experience with REST/GraphQL APIs
Understanding of time‑series or signal‑based data processing
Ability to work with embedded or resource‑constrained systems
Strong problem‑solving skills and ability to work under general supervision
Excellent communication and documentation skills

Nice To Haves

Familiarity with reliability engineering concepts (FMEA, PHM)
Experience with data‑center systems, HVAC, or building automation
Experience with CI/CD pipelines for embedded or edge systems
Knowledge of cybersecurity principles for IoT devices
Exposure to RTOS environments

Responsibilities

Develop IoT software components for data‑center cooling control systems
Prototype new features rapidly and iterate based on system‑level behavior
Implement device connectivity using MQTT, OPC UA, Modbus, BACnet, REST APIs
Design, build, and deploy containerized software services for edge environments
Develop and maintain Docker/OCI‑based microservices for distributed IoT applications
Work with real‑time and embedded environments (RTOS experience a plus)
Collaborate with controls, modeling, and AI/ML teams to integrate algorithms into production software
Develop tools and scripts for data ingestion, time‑series processing, and diagnostics
Participate in code reviews, design discussions, and continuous improvement initiatives
Support system‑level testing, debugging, and validation in lab environments
Document designs, interfaces, and workflows to support cross‑functional team

Benefits

Competitive salary
Paid vacation/holidays/sick time
Comprehensive benefits package including 401K, medical, dental, and vision care.
On-the-job/cross-training opportunities
Encouraging and collaborative team environment
Dedication to safety through our Zero Harm policy

Stand Out From the Crowd

Upload your resume and get instant feedback on how well it matches this job.

Upload and Match Resume