Senior Application Software Engineer Jobs in Fairmount, IN

Be a part of our mission! As a world leader in creating comfortable, sustainable, and efficient climate solutions for buildings, homes and transportation, it's our responsibility to put the planet first. For us at Trane Technologies, and through our businesses including TraneandThermo King, sustainability is not just how we do business-it is our business. Do you dare to look at the world's challenges and see impactful possibilities? Do you want to contribute to making a better future? If the answer is yes, we invite you to consider joining us in boldly challenging what's possible for a sustainable world.

Learn about our benefits designed for you to Thrive at work and at home.

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Where is the work:

What's in it for you:

Be a part of our mission! As a world leader in creating comfortable, sustainable, and efficient environments, it's our responsibility to put the planet first. For us at Trane Technologies, sustainability is not just how we do business-it is our business. Do you dare to look at the world's challenges and see impactful possibilities? Do you want to contribute to making a better future? If the answer is yes, we invite you to consider joining us in boldly challenging what's possible for a sustainable world.

Trane Technologiesis currently seeking a Software Engineer who will be responsible for developing embedded HMI systems in Qt/C++ and Python, building custom Yocto Linux distributions, and managing our embedded cybersecurity program while ensuring all software development efforts are supported by thorough documentation, rigorous testing practices, and comprehensive risk analysis.

What you will do:

Qt/C++ | Embedded Linux along with the following:

Application Development

• Design and develop high-performance Qt/C++ applications for embedded HMI systems on industrial touchscreen panels.

• Create responsive, touch-optimized user interfaces using Qt Quick/QML for real-time monitoring dashboards.

• Implement efficient data visualization components for temperature trends, alarms, and equipment status.

• Develop cross-platform applications targeting both embedded Linux devices and desktop environments.

• Optimize Qt applications for resource-constrained embedded systems (memory footprint, startup time, rendering performance).

• Integrate Qt applications with backend services via REST APIs, WebSockets, and MQTT.

• Lead and mentor junior engineers on Qt/C++ best practices, code quality standards, and design patterns.

• Drive architecture decisions and technical direction for HMI application development efforts.

Yocto Linux & Embedded Systems

• Build and maintain custom Yocto Linux distributions for industrial embedded devices.

• Create and manage Yocto layers, recipes, and BSP configurations for target hardware platforms.

• Configure device trees, kernel modules, and system services for industrial applications.

• Develop CI/CD pipelines for automated Yocto builds and deployment workflows.

• Own and lead Yocto platform initiatives from requirements through delivery, coordinating cross-functional contributors.

Python Development

• Develop Python-based backend services for industrial automation and test systems.

• Create test automation frameworks for end-of-line production testing.

• Implement and maintain industrial protocol communication (Modbus TCP, CANbus) using Python libraries.

• Create Python utilities for device configuration, firmware management, and diagnostics.

• Lead scoped internal projects such as test system overhauls or protocol integration efforts, managing timelines and technical deliverables.

Embedded Cybersecurity

• Manage the ongoing embedded cybersecurity program across the full product lifecycle.

• Conduct periodic security reviews, vulnerability assessments, and threat modeling exercises.

• Maintain and improve the organization's embedded security posture through continuous hardening efforts.

• Monitor and respond to emerging CVEs and security advisories relevant to embedded Linux and industrial systems.

• Document security architecture, hardening procedures, and incident response protocols.

• Serve as the internal technical authority on embedded security, guiding team members through compliance and hardening requirements.

What you will bring:

• Bachelor's Degree (BS) in Computer Science, Software Engineering, or related technical discipline required; Master's Degree preferred.

• 5+ years of hands-on experience in embedded software development, with at least 2 years in a senior or lead capacity.

• Demonstrated ability to lead internal teams or cross-functional mini-projects from scoping through delivery.

• Experience mentoring engineers and conducting technical code and design reviews.

• Strong testing experience (TDD, unit tests, mocking frameworks) in embedded and/or regulated environments.

• Advanced proficiency in Python, Qt/C++, and Web-Based Application Development.

• Strong working knowledge of Yocto Linux, embedded cybersecurity frameworks, and relevant compliance standards (IEC 62443, IEC 62304, or similar).

• Ability to communicate technical concepts clearly to both engineers and non-technical stakeholders.

Annual Base Salary Range or Hourly Base Pay Range:

Compensation Type:

Incentive Eligible:

Sales Commission Eligible:

Disclaimer: We strive to provide competitive compensation for this position, tailored to a variety of factors. The actual compensation will depend on elements such as seniority, merit, geographic location, education, experience, travel requirements, and union designation. Our compensation range is generally based on the national average for the country. Additionally, benefits may vary depending on the region, business alignment, union involvement, and employee status.

Thrive at work and at home:

• Benefits kick in on DAY ONE for you and your family, including health insurance and holistic wellness programs that include generous incentives - WE DARE TO CARE!
• Family building benefits include fertility coverage and adoption/surrogacy assistance.
• 401K match up to 6%, plus an additional 2% core contribution = up to 8% company contribution.
• Paid time off includes 15 vacation days, 9 paid holidays, 3 floating holidays, sick leave, and additional options to support volunteer and parental leave.
• Educational and training opportunities through company programs along with tuition assistance and student debt support.

Disclaimer: Benefit offerings may vary depending on Collective Bargaining Agreements and local/state regulations.

Safety Sensitive Role:

The company designates certain roles as Safety Sensitive. Safety Sensitive roles may require that you pass additional drug screening.

We offer competitive compensation and comprehensive benefits and programs. We are an equal opportunity employer; all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, pregnancy, age, marital status, disability, status as a protected veteran, or any legally protected status.