Specialist, Software Engineering

L3Harris Technologies, Inc.; Mirabel; On-site; CAD 75,000 - 125,000; Full time

Job summary

L3Harris Technologies, Inc. in Mirabel, QC seeks a Specialist, Software Engineering to design, develop, and maintain HMI software components using modern C++.

The role includes modernizing legacy C++ MFC-based IPMS and collaborating with Systems Engineering, Integration & Test, QA, and Product teams. Ideal candidates hold a Bachelor’s in a technical field, have 5+ years of software experience, strong C++ skills, and bilingual French/English.

Qualifications

• Bachelor’s degree in Software Engineering, Computer Engineering, Computer Science, or a related field; practical experience may be considered.
• Minimum 5 years of professional software development experience.
• Strong proficiency in modern C++ development.
• Solid understanding of OOP, software architecture, and design principles.
• Experience on large and complex software systems.
• Strong analytical and debugging skills.
• Ability to work in a fast-paced, changing environment.
• Bilingual (French and English) required.

Responsibilities

• Design, develop, and maintain HMI software components using modern C++.
• Modernize existing HMI IPMS solutions based on legacy C++ MFC technologies.
• Participate in software architecture discussions and peer code reviews.
• Develop clean, maintainable, and reusable software following best practices.
• Troubleshoot and resolve defects and integration issues.
• Collaborate with Systems Engineering, Integration & Test, QA, and Product stakeholders.
• Support software integration, validation, and testing.
• Adapt to changing project requirements and priorities.
• Contribute to technical decisions and continuous improvement.

Skills

Modern C++ development

Object-oriented programming

Software architecture

Problem solving

Cross-functional collaboration

Education

Bachelor's degree in Software/Computer Engineering or Computer Science

Tools

Qt framework

Job description

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Specialist, Software Engineering

Job Location: Mirabel, QC

Job Code: 47605

Job Schedule: Day Shift

Compensation Range: Between $75,000 -$125,000 CDN annually

Essential Functions

• Design, develop, and maintain Human-Machine Interface (HMI) software components using modern C++.
• Contribute to the modernization and evolution of existing HMI IPMS solutions currently based on legacy C++ MFC technologies.
• Participate in software architecture discussions, technical design activities, and peer code reviews related to HMI application development.
• Develop clean, maintainable, efficient, and reusable software following established software engineering best practices.
• Troubleshoot, debug, and resolve software defects, integration issues, and system-level problems.
• Collaborate with cross-functional teams including Systems Engineering, Integration & Test, Quality Assurance, and Product stakeholders.
• Support software integration, validation, and testing activities.
• Adapt quickly to changing project requirements and evolving priorities within a dynamic development environment.
• Work effectively in situations involving changing requirements, evolving priorities and occasionally incomplete technical information.
• Contribute to technical decision-making and continuous improvement initiatives within the software team.

Qualifications

• Bachelor’s degree in Software Engineering, Computer Engineering, Computer Science, or a related technical field. Equivalent practical experience may also be considered.
• Minimum of 5 years of professional software development experience.
• Strong proficiency in modern C++ development.
• Solid understanding of object-oriented programming, software architecture, and software design principles.
• Experience working on large and complex software systems.
• Strong analytical, troubleshooting, debugging, and problem-solving skills.
• Ability to work effectively in a fast-paced environment with continuously changing priorities.
• Demonstrated ability to work independently and contribute to technical decision-making.
• Strong communication and collaboration skills within multidisciplinary engineering teams.
• Bilingualism (French and English) is required.

Preferred Qualifications

• Experience modernizing or refactoring legacy software applications.
• Familiarity with distributed systems and client/server architectures.
• Experience working in Agile software development environments, including iterative development, sprint planning, and collaborative team workflows.
• Knowledge of CI/CD pipelines and automated testing practices.
• Experience with Qt framework (QML, Qt Creator, signal/slop architecture) is considered en asset.
• Experience working in mission-critical, defense, aerospace, naval, or regulated environments is considered an asset.

Eligibility Criteria

• Must be eligible for registration with theControlled Goods Program;
• Must be eligible to obtain and maintain a government of Canada Reliability status and Secret Level 2/NATO Secret security clearance;
• Must be eligible to meet the requirements for U.S. International Traffic in Arms Regulations (ITAR).

L3Harris is proud to be an equal opportunity employer and is committed to treating all of its employees and job applicants with respect and dignity and to maintaining a workplace free from discrimination. Anyone applying for a position will be considered without regard to the following: race, national or ethnic origin, colour, religion, age, nationality, ancestry, ethnicity, gender, sex, sexual orientation, gender identity or expression, marital status, family status, genetic characteristics, disability, citizenship status, or conviction for an offence for which a pardon has been granted or in respect of which a record suspension has been ordered, or any other characteristic that is protected by applicable human rights legislation.

L3Harris maintains a drug-free workplace and conducts pre-employment drug and alcohol testing and background checks, in accordance with applicable law. Such results are only accessible and viewed by individuals at L3Harris who have direct responsibility in the hiring process. If you fail to report for a drug and alcohol test, refuse to undergo such test or test positive for the presence of drugs or alcohol, the hiring process may be concluded or your offer of employment may be rescinded, in L3Harris’ sole discretion.

This job is for an existing vacancy

At L3Harris, we foster an inclusive and equitable workplace. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. For applicants with disabilities, we will provide you with accommodation so that you have what you need in order to be at your best.

L3Harris performs background checks prior to employment as all applicants must be eligible for registration with the Controlled Goods Program and obtain and maintain a positive security assessment. Some positions may require a government of Canada “Reliability” status and/or Level 2 (Secret) security clearance. In addition, L3Harris performs pre-employment substance abuse testing where required.