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Principal Embedded SW Engineer C/C++

Johnson Controls • English • Energy Efficiency • HVAC & Refrigeration • Bachelor's Degree • Python • C++ • 8 days ago

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Salary

≈ $42k – $97k per year (Estimated)

Location

Hybrid (Brno, Czech Republic)

Seniority

Principal · 8+ years exp

Employment

Full-Time

Confirmed on the employer's own hiring board on Oct 22, 2026. First seen by Alion on Oct 15, 2026. Johnson Controls scores B on the Alion truth index.

Overview

Company

Impact

Profile match

Johnson Controls

Johnson Controls is a building technology company that makes and services heating, ventilation and air conditioning equipment, building automation and controls, fire detection and suppression systems, and security and access control products. It sells under brands such as York, Metasys and Tyco to commercial buildings, hospitals, data centers, schools and government facilities in more than 150 countries, and runs its North American operations from Milwaukee, Wisconsin. The company is headquartered in Cork, Ireland.

johnsoncontrols.com • HQ: Cork, Ireland • Access Control & Alarm Systems • HVAC & Refrigeration • Building Automation & Controls • Energy Efficiency • 5000+ employees • Est. 1885

Tech stack of Johnson Controls

Are you looking for a role where you can have a real impact on the reliability and quality of products used around the world?

At Johnson Controls, we develop fire safety technologies that help protect millions of people and buildings worldwide. We are looking for an experienced Principal Embedded SW Engineer to join our Brno R&D center and become part of a newly established team working on the next generation of fire alarm control panels and related systems.

You will solve interesting technical challenges in embedded software development, collaborate with global experts, and contribute to the long-term development of modern life-safety systems.

You will have a direct impact on products that protect people and property around the world.

What will be your responsibilities:

Develop firmware for fire alarm control panels, detectors, and notification devices
Collaborate with global software teams, customers, and technical support organizations
Participate in exciting international projects, create technical documentation, and solve technical challenges and problems

Lead, plan and track your project progress

What we expect from you:

Bachelor's or Master's degree in Computer Science, Software Engineering, Electrical Engineering, or a related field
Minimum of 8 years of experience in embedded software development
Mastering of C programming language and experience with C++
Experience with version control systems (Git)
Ability to work independently and effectively manage your own tasks.
Good command of English, both written and spoken

Nice to have:

Experience with scripting languages (Python)
Familiarity with Jira and Confluence
Experience using AI tools to improve productivity
Experience with unit testing
Knowledge of the Qt framework
Knowledge of Linux (application development, Yocto, device drivers)
Experience with Safety and Security critical software
Hands on experience with ARM based SoCs (e.g. iMX.8, MCX N)
Experience with an RTOS

What we offer:

Financial benefits: a 13th salary paid quarterly and a 14th salary (annual bonus).
Flexible working hours, 25 days of vacation, annual salary review, hybrid work model (2 days of remote work per week), meal allowance, Multisport card, discounted T-Mobile plans, contributions to summer camps for children, and pension or life insurance contributions.
Modern offices located in the Platinium building on Veveří Street in Brno.
Opportunities to take initiative and influence technical decisions.