Senior HR Generalist

Location:

Phoenix, AZ, US, 85043 Career area:
Human Resources Department:
Human Resources Job Type: Permanent Apply by:
This position will remain open until filled.

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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.

• Retirement Savings Plans with Company Match/Contributions
• Education Assistance
• Bonus Plan Eligibility

The Senior HR Generalist is responsible for managing key HR functions at a plant level, including employee relations, talent acquisition, and performance management, and ensuring Collective Bargaining Agreement (CBA) compliance, where applicable. This
role acts as an extension of the HR Manager, ensuring alignment and execution of priorities, handling complex employee relations issues, training programs, and workforce planning initiatives and serves as a trusted HR partner to employees, supervisors and managers.

• Lead employee relations efforts, including investigations, conflict resolution, grievance support, and fostering a positive, inclusive workplace culture.
• Ensure compliance with employment laws, OSHA, EPA requirements, CBAs (where applicable), and internal HR policies and processes.
• Oversee workforce planning, partnering with recruiting and leadership to meet staffing needs and support onboarding.
• Drive training and development initiatives, including leadership development, compliance training, job qualification programs, and coaching for supervisors.
• Manage performance management cycles for hourly and salaried employees, including data analysis, reporting, calibration support, and mentoring junior HR staff.
• Serve as an escalation point for payroll, compensation, benefits, and leave administration to ensure accuracy and legal compliance.
• Lead HR operations, including HRIS and record management, KPI reporting, continuous improvement initiatives, and cross‑functional collaboration.

Required Education/Experience
:

• High School Diploma or GED equivalent.
• Minimum of 5 years HR experience, preferably in unionized manufacturing environment, where applicable.
• English required; additional language skills are a plus.

Preferred Skills/Qualifications
:

• Bachelor’s degree in human resources, Business Administration, or related field preferred.
• SHRM-CP, or PHR, Certified Labor Relations Professional (CLRP) or other union/labor relations certifications a plus.
• Strong understanding of HR policies, labor laws (FMLA, OSHA, FLSA, ADA, NLRA), and
  union contracts.
• Experience with HRIS, payroll systems (e.g., Success Factors, UKG, Ulti-Pro), and
  Microsoft Office Suite.
• Ability to interpret CBAs and assist in labor relations efforts, where applicable.

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.

We strive to provide equal opportunities for all to contribute and succeed with us.

Are you looking to make a real impact? For over a century, our people have been the driving force in solving 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…