Our 2026 Hiring Report is out — see what 146,050 job postings say about getting hired.

Read the report →
JOB DETAILS

Lead HR Specialist

CompanyUltium Cells LLC
LocationWarren
Work ModeOn Site
PostedSeptember 14, 2026
About The Company
Electricity is the future of transportation, powered by battery cells that are designed and manufactured by some of the brightest, most innovative people in the world. Ultium Cells is committed to using the most technologically advanced methods in the industry to produce the very best of those battery cells, now and for generations to come. But we need a team of forward-thinking folks with diverse skills and experiences to achieve that vision. We are looking for talented individuals ready to seize the opportunity to learn about and grow with the electric transportation industry.
About the Role

Ultium Cells Overview:

Ultium Cells, LLC. is a joint venture Lithium-ion automotive battery cell manufacturing plant between LG Energy Solution, Ltd., and General Motors. This high-technology plant is a new construction that will have the latest in battery cell manufacturing technology. This $2.3 billion investment 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.

Ultium Cells’ partners include LG Energy Solution, Ltd.; the world’s largest manufacturer of automotive battery cells, and General Motors; a global company committed to delivering safer, better and more sustainable ways for people to get around.


About the Role:

The Lead HR Senior Specialist plays a pivotal role in shaping and executing human resources strategies that align with the organization's goals across the United States. This position is responsible for leading complex HR initiatives, providing expert guidance on employee relations, compliance, and talent management. The role requires collaboration with cross-functional teams to develop policies and programs that enhance workforce engagement and productivity. The Lead HR Senior Specialist will also mentor and support junior HR staff, ensuring consistent application of best practices and regulatory requirements. Ultimately, this role drives the continuous improvement of HR processes to foster a positive and inclusive workplace culture.

Responsibilities & Duties:

    Lead and manage employee relations cases, including conflict resolution, investigations, and disciplinary actions.

    Develop, implement, and communicate HR policies and procedures in compliance with federal, state, and local laws.

    Partner with business leaders to identify workforce needs and develop talent acquisition and retention strategies.

    Provide coaching and guidance to managers and employees on performance management and career development.

    Analyze HR metrics and prepare reports to inform leadership decisions and improve organizational effectiveness.

    Oversee HR projects such as diversity and inclusion initiatives, employee engagement programs, and compliance audits.

    Manages or Supervises all junior HR Specialists

Education & Experience:

    Bachelor’s degree in Human Resources, Business Administration, or a related field is required.

    At least 5 years of progressive experience in human resources, including employee relations and compliance.

    Strong knowledge of federal, state, and local employment laws and regulations in the United States.

    Proven experience in handling complex employee relations issues and conducting investigations.

    Excellent communication, interpersonal, and conflict resolution skills.

    Professional HR certification such as SHRM-SCP or SPHR preferred.

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.


Key Skills
Employee RelationsComplianceTalent ManagementConflict ResolutionPerformance ManagementCareer DevelopmentHR Policy DevelopmentData AnalysisDiversity And InclusionMentoringEmployment LawInvestigationsStrategic PlanningCommunicationInterpersonal Skills
Categories
Human ResourcesManufacturingManagement & Leadership
Benefits
Medical InsuranceDental InsuranceVision InsurancePaid Time OffPaid HolidaysTuition AssistanceVehicle Discount ProgramCommunication Stipend
Job Information
📋Core Responsibilities
The Lead HR Specialist manages complex employee relations cases, investigations, and disciplinary actions while developing HR policies to ensure regulatory compliance. They also partner with leadership to drive talent acquisition, retention strategies, and organizational effectiveness initiatives.
📋Job Type
permanent
💰Salary Range
$95,000 - $100,000
📊Experience Level
5-10
💼Company Size
953
📊Visa Sponsorship
No
💼Language
English
🏢Working Hours
40 hours
Apply Now →

You'll be redirected to
the company's application page