Human Resources Generalist – Night Shift

International Motors, LLC•San Antonio, TX

1d•$83,200 - $124,800•Onsite

About The Position

Join a transformational growth initiative and play a key role in launching and scaling Night Shift operations at one of North America’s largest commercial truck manufacturing facilities. The Human Resources Generalist – Night Shift provides hands-on HR partnership to the Plant HR Manager, Associate HR Manager, and manufacturing leadership team. This role supports employee engagement, workforce planning, employee relations, talent initiatives, and continuous improvement while helping leaders build and maintain a high-performing workforce. This highly visible position will be instrumental in the successful startup and stabilization of our Night Shift expansion, supporting the effort to hire and onboard approximately 1,100 employees at our 3-million-square-foot manufacturing plant in South San Antonio, where we proudly build Class 6, 7, and 8 commercial trucks. We're looking for an experienced manufacturing HR professional who enjoys working directly with leaders and employees, can independently manage day-to-day HR priorities, and brings strong employee relations and workforce analytics experience. If you thrive in a fast-paced production environment and enjoy turning HR challenges into practical solutions, this is an opportunity to make a significant impact on one of the company's most important growth initiatives. Shift Schedule: Monday–Thursday, 6:00 PM–4:30 AM (Night Shift) This position supports a manufacturing environment and requires flexibility to meet operational needs. The Senior HR Generalist will initially begin on 1st Shift (Monday–Thursday, 5:30 AM–4:00 PM) to complete training, onboarding, and establish key plant partnerships before transitioning to the assigned Night Shift schedule around Q1 2027. During the Night Shift launch, this role will dotted-line report to the Launch HR Program Manager to support workforce readiness, process execution, employee communications, and operational stabilization. A 10% shift differential is provided once transitioned to the assigned Night Shift schedule. Schedules and start times may vary based on business needs.

Requirements

Bachelor's degree and at least 2 years of human resources or labor experience OR Master's degree and at least 1 year of human resources or labor experience OR At least 5 years of human resources or labor experience
Qualified candidates, excluding current employees, must be legally authorized on an unrestricted basis (US Citizen, Legal Permanent Resident, Refugee or Asylee) to be employed in the United States. We do not anticipate providing employment related work sponsorship for this position (e.g., H-1B status)

Nice To Haves

5+ years of progressive Human Resources Generalist experience, with demonstrated experience supporting a manufacturing, industrial, or high-volume production environment preferred.
Demonstrated experience partnering with manufacturing or plant leadership and supporting hourly and salaried employees.
Strong employee relations experience, including the ability to independently manage investigations, performance issues, corrective actions, and workplace concerns.
Experience supporting new shift launches, production ramp-ups, workforce expansions, or high-volume hiring initiatives strongly preferred.
Experience working with and interpreting workforce metrics such as turnover, attrition, absenteeism, staffing levels, retention, engagement, and employee relations trends.
Ability to use workforce data to identify trends, support root-cause analysis, and develop actionable recommendations.
Demonstrated ability to take ownership of HR projects and initiatives from planning through execution.
Strong understanding of manufacturing operations, workforce challenges, and the HR needs of hourly production employees.
Strong communication, coaching, influencing, and relationship-building skills.
Ability to build credibility with employees, supervisors, managers, and senior plant leaders.
Strong judgment and discretion when handling sensitive employee and business matters.
Ability to prioritize competing demands and operate effectively in a fast-paced, high-volume manufacturing environment.
Proficiency in Microsoft Office, including Excel, Outlook, and Teams, and experience with HR systems such as HRIS, applicant tracking, and timekeeping systems.
Strong analytical, problem-solving, and organizational skills.
Ability to work the assigned Night Shift schedule and maintain flexibility based on manufacturing and business needs.

Responsibilities

Partner with the Plant HR Manager, Associate HR Manager, and manufacturing leadership team to provide day-to-day HR support across employee relations, workforce planning, talent management, HR programs, and organizational effectiveness.
Support the HR Program Manager and launch team in executing the successful implementation of Night Shift operations, including workforce readiness, staffing execution, onboarding, training alignment, employee communications, and change management.
Initially support 1st Shift operations to complete training, establish key partnerships, and gain familiarity with plant processes before transitioning to dedicated Night Shift HR support.
Transition to dedicated HR support for the Night Shift production workforce, building strong relationships with leaders and employees and responding to workforce needs.
Serve as a trusted HR advisor to Business Team Leaders, Managers, and Supervisors by providing coaching and guidance on employee relations, attendance, performance management, policy interpretation, and HR practices.
Independently manage employee relations matters, including investigations, workplace concerns, corrective actions, performance issues, and terminations, while ensuring consistency, compliance, and appropriate documentation.
Identify employee relations and workforce trends, investigate root causes, and partner with HR and business leaders to implement practical solutions.
Monitor and analyze workforce metrics, including turnover, attrition, absenteeism, staffing levels, retention, engagement, and employee relations trends, and communicate relevant insights to HR and plant leadership.
Support workforce planning initiatives with Talent Acquisition and business leaders, including staffing strategies, recruiting efforts, candidate selection, onboarding readiness, and production ramp-up activities.
Support the development and implementation of HR processes, routines, and leadership expectations that enable successful shift operations.
Lead assigned HR projects and continuous improvement initiatives focused on workforce stability, employee experience, and operational effectiveness.
Prepare HR reports, dashboards, presentations, and workforce analytics to support leadership decision-making.
Support compensation planning, performance management processes, workforce planning goals, and employee programs and initiatives.
Provide guidance and informal mentorship to less experienced HR team members and serve as a resource for HR processes and best practices.
Partner across HR, Operations, Manufacturing Engineering, Training, Talent Acquisition, and other functional teams to support business priorities.
Identify opportunities to improve HR processes, systems, and employee experiences and help implement solutions that improve efficiency and consistency.
Maintain compliance with company policies, employment laws, EEO requirements, and HR procedures while ensuring accurate documentation and recordkeeping.
Support employee engagement initiatives, recognition programs, hiring events, and workforce development activities.
Support production recovery days (Fridays) as needed.
Other duties as assigned.