HR Generalist

Location: 

Mississauga, ON, CA

Career area:  Human Resources
Department:  Human Resources
Job Type:  Permanent
Apply by:  May 15 , 2026

Hydro Extrusions is a world-leading aluminium extrusion business counting around 100 production sites in 40 countries and employing 20,000 people. Through our unique combination of local expertise, global network, and unmatched R&D capabilities, we can offer everything from standards profiles to advanced development and manufacturing for most industries.  Since 1905, Hydro has turned natural resources into valuable products for people and businesses with focus on a safe and good workplace for our 30,000 employees in more than 140 locations.

What we offer you

· Medical, Rx, Dental, Disability, Life Insurance
· Retirement Savings Plans with Company Match/Contributions
· Education Assistance
· Bonus Plan Eligibility
· Parental Leave

Shifts Available and Hours:

Onsite position
Monday to Friday, 9 AM to 5 PM

Job Summary:

The Human Resources Generalist will support a variety of HR and HSE activities at our Mississauga location, including recruitment, training, performance management, employee relations, payroll assistance, benefits administration, and other administrative tasks within a unionized manufacturing environment. The Human Resources Generalist reports directly to the Human Resources Manager.

What will make you successful?

Required Education/Experience:

• Minimum 5 years’ experience as a Human Resources Generalist in a unionized, safety-focused manufacturing environment
• University degree or college diploma in Human Resources, Business Administration, or a related field
• Strong communication skills in English (spoken and written)

Preferred Skills/Qualifications:

• CHRP designation (an asset)
• Proficient in Microsoft Office (Excel, Word, PowerPoint)
• Knowledge of ESA, Human Rights, and Collective Agreements
• Committed to Health, Safety, and Environmental compliance
• Strong communication and interpersonal skills
• Experience with payroll and HRIS systems
• Organized, collaborative, and a team player
• Willingness to occasionally work off-shifts when required

What you will be doing:

• Support end-to-end recruitment and onboarding, including preparing job postings, screening resumes, conducting interviews, and orienting new hires
• Administer weekly and biweekly payroll, benefits, and accurate HRIS data entry for all employees
• Provide day-to-day HR support to employees and management on employee relations issues, policy interpretation, and Collective Agreement application
• Assist with performance appraisals, HR investigations, and third-party disability management, including follow-ups
• Maintain confidential HR records, assist with corporate events, and perform other administrative duties as required

Human Resources:

• Support end-to-end recruitment and onboarding, including preparing job postings, screening resumes, conducting interviews, and orienting new hires
• Administer weekly and biweekly payroll, benefits, and accurate HRIS data entry for all employees
• Provide day-to-day HR support to employees and management on employee relations issues, policy interpretation, and Collective Agreement application
• Assist with performance appraisals, HR investigations, and third-party disability management, including follow-ups
• Maintain confidential HR records, assist with corporate events, and perform other administrative duties as required

Health, Safety & Environment (HSE):

• Identify and correct unsafe conditions, immediately escalating serious safety issues to management and implementing effective solutions
• Conduct and support accident/incident investigations, WSIB claims administration, and Return to Work meetings
• Support implementation and communication of company-wide safety programs, policies, and procedures
• Maintain safety and environmental records, including training documentation, evacuation plans, and incident reports
• Administer required training programs in compliance with legal requirements, environmental regulations, and company standards
• Track and analyze safety performance metrics to measure program effectiveness and support continuous improvement initiatives

Hydro in North America is an Equal Opportunity Employer where all phases of employment are based strictly upon the qualifications of the individual as related to the work requirements of the position. This policy is applied without regard to race, sex, sexual orientation, gender identity, religion, national origin, ancestry, age, disability, veteran status, marital status or any other category protected by law.

If you need an accommodation in order to complete the application, please let us know by completing the form below or by calling +1 (412) 643-3602.or click 

Application Support link

Possible work locations

Why Hydro?

Are you looking to make a real impact? For over a century, our people have been the driving force in solving some of the world's most pressing issues - and we hope you'll join us in solving the next century's. Whether you're working to close the loop at one of our recycling facilities or ensuring efficient renewable energy processes to decarbonize aluminium production, your contributions make an impact in our shared purpose of propelling our industries and the world into a greener future.

Why Hydro?

Are you looking to make a real impact? For over a century, our people have been the driving force in solving some of the world's most pressing issues - and we hope you'll join us in solving the next century's. Whether you're working to close the loop at one of our recycling facilities or ensuring efficient renewable energy processes to decarbonize aluminium production, your contributions make an impact in our shared purpose of propelling our industries and the world into a greener future.

 

 

 

 

 

A job where you make a difference

A key part of succeeding in this mission involves encouraging a collegial environment where our differences are acknowledged as our greatest competitive advantage.

Your diverse perspective makes us stronger. Our global diversity, inclusion and belonging program enables us to cultivate a high-performing and inclusive workplace where everyone feels valued.

Your career journey is unique. We strive to provide you with the support needed to achieve your full potential. With our global reach, inclusive culture, and cutting-edge technology you'll have the opportunity to build a career that aligns with your strengths and passions.

Join our global community of over 30,000 people with a presence in 40 countries and united by the values of Care, Courage and Collaboration. At Hydro, you have the chance to make a difference in the industries that matter. Explore our world and the heart of our operations.

A job where you make a difference

A key part of succeeding in this mission involves encouraging a collegial environment where our differences are acknowledged as our greatest competitive advantage. Your diverse perspective makes us stronger. Our global diversity, inclusion and belonging program enables us to cultivate a high-performing and inclusive workplace where everyone feels valued.

Your career journey is unique. We strive to provide you with the support needed to achieve your full potential. With our global reach, inclusive culture, and cutting-edge technology you'll have the opportunity to build a career that aligns with your strengths and passions. Join our global community of over 30,000 people with a presence in 40 countries and united by the values of Care, Courage and Collaboration. At Hydro, you have the chance to make a difference in the industries that matter. Explore our world and the heart of our operations.

A job where you make a difference

A key part of succeeding in this mission involves encouraging a collegial environment where our differences are acknowledged as our greatest competitive advantage. Your diverse perspective makes us stronger. Our global diversity, inclusion and belonging program enables us to cultivate a high-performing and inclusive workplace where everyone feels valued.

Your career journey is unique. We strive to provide you with the support needed to achieve your full potential. With our global reach, inclusive culture, and cutting-edge technology you'll have the opportunity to build a career that aligns with your strengths and passions. Join our global community of over 30,000 people with a presence in 40 countries and united by the values of Care, Courage and Collaboration. At Hydro, you have the chance to make a difference in the industries that matter. Explore our world and the heart of our operations.

About Hydro

  • Hydro is a leading aluminium and renewable energy company committed to a sustainable future
  • Founded: 1905
  • Number of employees: 32,000
  • Company presence in around 40 countries worldwide
  • President and CEO: Eivind Kallevik

Learn more about Hydro

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Hydro's talent community

Can't find the right job? Be the first one to learn about new job opportunities that might be a perfect fit for you.