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HR Generalist, Off-Shift

Ultium Cells LLC
Warren, OH Full Time
POSTED ON 6/6/2026
AVAILABLE BEFORE 7/4/2026
ER/LR Specialist, Off-Shift

Full Time

Warren, OH, US

Ultium Cells Overview

Ultium Cells is a joint venture Lithium-Ion Automotive Battery Cell Manufacturing plant between LG Energy Solutions and General Motors. This new construction high-technology plant will have the latest Battery Cell manufacturing technology. The investment in this new business venture represents a commitment of more than $2.3 Billion. It will be among the largest Battery Cell Manufacturing plants in the world. Ultium Cells will produce Battery Cells for General Motors North American electric vehicle applications.

The Ultium Cell partners include LG Energy Solutions; the world's largest manufacturer of Automotive Battery Cells in the world and General Motors a global company committed to delivering safer, better and more sustainable ways for people to get around.

The HR Labor Specialist supports activities related to labor relations, employee retention, employee relations, and legal/policy compliance. You will build relationships with employees at all levels of the organization.

This position reports to the Lead ER/LR Specialist

This positon will support Off-Shift Hours – Monday-Friday 330 pm to Midnight

This position includes Night Shift Differential

Position Summary

  • Administer various recognition programs to improve team member satisfaction & engagement
  • Support mediating/negotiating settlements of discrimination complaints which includes representing Company’s interests.
  • Work collaboratively with legal counsel regarding legal hearings, arbitration proceedings, and internal dispute resolutions on a variety of employment issues to ensure consistency in interpretation and application of our policies.
  • Advise management, supervision, and team members on interpretation of the union contract, practices, and procedures as well as company handbook policies
  • Investigate root causes of labor relations issues and develop strategies to address/reduce them.
  • Assist with the intake, and tracking of union grievances including documentation
  • Conduct investigations of complex employee and labor relations related issues and document findings
  • Must maintain a high degree of confidentiality and integrity
  • Support equity, diversity & inclusion
  • Coordinate the activities of various departments involved in resolving employee grievances


Education, Qualifications, And Experience

  • Bachelor’s degree in Human Resources, Industrial Relations, Labor Relations, or Business Administration – Bachelor’s degree required but will consider other bachelor’s degrees plus experience
  • 1 to 3 years of experience in HR/LR in a manufacturing environment; Automotive preferred
  • Union negotiation experience preferred
  • Strong interpersonal skills in coaching, influencing, facilitation, negotiation, and conflict resolution
  • Strong written and verbal communication skills
  • Knowledge of HR Systems and computer software application skills (i.e., Workday, ADP Workforce Now, Success Factors, etc.)
  • HR Certification (PHR/SPHR or SHRM equivalent) is a plus.


Total Rewards Information

We offer market-competitive compensation including base pay and incentive compensation opportunities based on the achievement of Company goals.  We offer employees paid time off to refresh and recharge. Our total rewards program is designed to enrich your life at work and includes the following benefits:

  • 100% Employer paid Medical, Dental, and Vision
  • Generous paid holidays
  • Tuition Assistance for continuing education
  • Vehicle Discount Program on General Motors branded vehicles
  • Communication Stipend for Personal Cell Phone


Ultium Cells LLC Is An Equal Opportunity Employer

We extend equal employment opportunities to qualified applicants and employees on an equal basis regardless of an individual's age, race, color, sex, religion, national origin, disability, sexual orientation, gender identity or expression, pregnancy status, marital status, military or veteran status, genetic disposition or any other reason protected by law.

Ultium Cells will only employ those who are legally authorized to work in the United States. This is not a position for which Visa-sponsorship will be provided. Individuals who need sponsorship for work authorization, now or in the future, are not eligible for hire for this role. 

Employee may be exposed to or working with hazardous materials and/or hazardous waste. Upon hire, employee will receive initial Environmental training over RCRA, SWPPP, SPCC, and emergency escalation. Annual refresher training will be completed every year after to fulfill the requirements of 40 CFR. Other training to be provided as required.

Salary.com Estimation for HR Generalist, Off-Shift in Warren, OH
$55,177 to $69,641
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