Senior Specialist, HR Business Partner
Provide strategic and operational HR support to managers and employees, acting as a trusted advisor on labor relations and talent acquisition. Manage grievance procedures and implement HR initiatives to improve organizational practices and policies.
- On-site
- Mirabel, QC
- Posted Aug 14, 2026
- 1 position
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Job summary
Job Title: Senior Specialist, HR Business Partner Job Location: Mirabel, QC Job Code: 40844 Job Schedule: Day Shift Compensation Range: Between $70,000 - $120,000 CDN annually Working from Mirabel and reporting directly to the Director, HR Business Partner, the Senior Specialist, HR Business Partner is responsible for providing strategic and operation support to the managers and employees of its various customer groups. You will function as a trusted advisor with all aspects of Human Resources, including Labor and Employee Relations, Talent Acquisition, Training and focus on Law and Benefits. Essential Functions: Provide advice and coaching to executives and managers in the resolution of their human resources management issues, as well as in the development of their management skills. Conduct HR interventions adapted to business needs and the human aspects of operational issues. Provide advice and expertise on working conditions and labor relations. Work in close collaboration with your expert colleagues in the HR department to provide support to your customer in staffing, compensation, training, and Benefits. Act as a change agent to support managers in the various organizational transformations they are implementing. Implement various initiatives to improve HR measures, practices and policies. Interpret and administer collective bargaining agreement. Manage grievance procedures in a timely and effective manner to ensure speedy resolution of employee problems or concerns. Qualifications: University Degree (Industrial Relations or other related program). CHRP Designation an asset. 9 years’ HR/Labor Relations experience in a unionized or non-unionized environment. Experience in a manufacturing/aircraft maintenance environment is an asset. In depth knowledge of the Canada’s Labor Code, Human Rights Act and Employment Equity Act. Ability to multi-task and meet deadlines in a face-paced environment. Persuasive communication, interpersonal, and coaching skills. Proven problem identification and problem-solving skills. Excellent organizational and record keeping skills. Strong Computer skills (Microsoft Office Suite: Word, Excel). Knowledge of HR Systems (PeopleSoft, SAP, SuccessFactors) is an asset. Bilingual in French and English. Eligibility Criteria: Must be eligible for registration with the Controlled 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
What you’ll do
Provide strategic and operational HR support to managers and employees, acting as a trusted advisor on labor relations and talent acquisition. Manage grievance procedures and implement HR initiatives to improve organizational practices and policies.
Requirements
Requires a university degree in Industrial Relations or a related field and at least 9 years of HR/Labor Relations experience. Must be bilingual in French and English and eligible for specific Canadian government security clearances and ITAR requirements.
Listed skills
- Problem solvingPreferred
Other relevant skills
Identified from the job description. Confirm important requirements above.
- Labor Relations
- Employee Relations
- Talent Acquisition
- Coaching
- Change Management
- Collective Bargaining
- Grievance Management
- Problem Solving
- Interpersonal Communication
- Microsoft Office Suite
- PeopleSoft
- SAP
- SuccessFactors
- Bilingual French and English
- HR Policy Implementation
- Organizational Transformation
- Employment Equity
- SAP SuccessFactors
- Record Keeping
- Secret Clearance
- PeopleSoft Applications
- Ability To Meet Deadlines
- Bilingual (French/English)
- Life Coaching
- Aircraft Maintenance
- Multilingualism
- Management
- Certified Human Resources Professional
- Computer Literacy
- Industrial Relations
- Human Resource Management
- Legislation
- Microsoft Office
- Multitasking
- Persuasive Communication
- Suspension (Vehicle)
Job areas
- Human Resources
- Management & Leadership
- Manufacturing
- Legal
- Human Resources Business Partner
- Human Resource Managers
- Human Resources Managers
Additional details
- Minimum education
- Bachelor’s degree
- Minimum experience
- 10+ years
- Posting language
- English
- Working hours
- 40 hours per week
