Senior Human Resources Generalist

Pennex Aluminum Company is seeking a Senior Human Resources Generalist to lead day-to-day HR operations at the Wellsville, PA location, while providing HR coverage across the York and Wellsville plant sites. In this onsite role, you will support recruiting and onboarding/offboarding, manage core employee relations and leave administration, and help drive compliance, performance management, and employee engagement initiatives.

This position also blends hands-on operational HR support with measurable performance focus, working closely with internal partners and the HR team as well as managers across the plants.

What you will do

• Serve as an HR subject matter expert, providing guidance and support to the HR team as needed
• Provide on-site HR support across both York and Wellsville plant locations
• Deliver strong service to internal and external partners with a collaborative, solution-oriented approach
• Contribute to departmental goal setting, process improvement, and performance tracking using measurable KPIs
• Administer routine HR tasks, including pay changes, leave management, PTO/UTO audits, employee recognition, wellness initiatives, and community involvement with Groundswell
• Support benefits enrollment for new hires and address ongoing employee benefit questions in partnership with the Total Rewards team
• Provide administrative support while promoting employee self-service and process efficiencies
• Lead recruitment for hourly roles, partnering with hiring managers to define role requirements and candidate profiles
• Conduct interviews, coordinate with managers and Talent Acquisition, and extend offers while ensuring ATS updates are accurate
• Maintain and update job descriptions through regular reviews with managers and employees
• Facilitate pre-employment processes including background checks, occupational physicals, drug tests, assessments, and reference checks, escalating concerns as needed
• Manage onboarding activities such as new hire orientation, policy review, paperwork completion, and milestone check-ins (15/45/90 days)
• Accurately enter new hires into the HRIS to ensure data integrity
• Manage temporary staffing, including ordering, ending assignments, tracking, monitoring, and potential conversion to permanent full-time roles
• Communicate hiring activity and updates with internal stakeholders (Talent Acquisition and Total Rewards)
• Ensure recruiting and hiring practices comply with applicable federal, state, and local laws
• Support the Sr. HR Manager with workplace issues that require executive level intervention
• Address employee concerns, mediate conflicts, and provide policy guidance to support a respectful workplace
• Conduct investigations and recommend appropriate disciplinary actions in consultation with leadership as needed
• Partner with trainers to support learning and development efforts
• Manage the performance evaluation process and provide constructive feedback
• Guide managers on disciplinary actions, PIPs, and terminations, maintaining documentation and follow-up on outcomes
• Conduct and evaluate exit interviews to identify trends and retention strategies
• Lead stay interviews, evaluate feedback, and collaborate with internal stakeholders to implement initiatives that improve engagement and retention
• Stay current on employment laws and HR best practices to ensure compliance with federal, state, and local employment and labor regulations
• Assist with developing, updating, and communicating HR policies and procedures
• Maintain accurate employee records in line with legal requirements, record retention, and company standards
• Champion strategic HR initiatives aligned with business goals and the Business Operating Plan
• Lead HR projects, ensuring execution success, change management and communication planning, and adherence to timelines
• Support payroll by reviewing and approving timecards promptly, processing employee referral bonuses, and preparing monthly production bonus documentation
• Oversee unemployment claims and ensure timely and accurate responses
• Create and distribute internal HR communications
• Analyze HR data and prepare reports to support decision-making
• Collaborate on company events and employee engagement initiatives
• Provide backup coverage for main phone and reception
• Perform other duties as assigned

Qualifications

• High School Diploma or equivalent (required)
• Minimum 5-7 years of HR experience or an equivalent combination of education and experience
• Willingness to travel between the York and Wellsville plant locations
• HR Certificate (PHR, SHRM-CP, SHRM-SCP, etc.) is a plus, but not required
• Bilingual in Spanish (verbal and written) is a plus, but not required
• Passion for working in a dynamic, hands-on manufacturing environment
• Strong communication skills (verbal, written, and interpersonal)
• Skilled in negotiation, conflict resolution, and employee advocacy
• Strong influencing skills with the ability to build trust, gain buy-in, and guide managers and employees toward desired outcomes
• Excellent time management with proven ability to multitask and prioritize
• Demonstrated project management skills
• Self-motivated with a desire to learn and grow within the HR field
• Detail-oriented with a strong commitment to follow-through and accuracy
• High level of professionalism, integrity, and confidentiality
• Thorough knowledge of employment laws and HR compliance
• Proficient with HRIS/ATS systems; ADP Workforce Now and iCIMS are strongly preferred
• Proficient with Microsoft Office Suite, with advanced skills in Excel and PowerPoint required
• Strong analytical, problem-solving, and project management abilities
• Leverages AI tools to optimize workflows and drive daily productivity
• Must be able to pass a pre-employment physical, drug screen, and assessment
• Must be eligible to work in the United States; visa sponsorship is not available
• Regular attendance required

Tools you’ll use

• ADP Workforce Now
• iCIMS
• HRIS/ATS systems
• Microsoft Office Suite (including Excel and PowerPoint)
• AI tools

Compensation and location

• Location: Wellsville, PA (onsite)
• Salary range: USD 70,000 - 90,000 per year
• Posted minimum: USD $70,000.00/Yr.
• Posted maximum: USD $90,000.00/Yr.

Benefits

• Medical, dental, and vision insurance
• Disability and life insurance
• 401(k) with matching contribution
• Generous allotment of paid vacation and paid holidays
• Competitive wages plus performance-based bonus opportunities
• Employee Assistance Program (EAP)
• Ongoing training and professional development
• Ample opportunity for career growth and advancement
• Relocation Package may be available
• Tuition reimbursement
• Employee discount program with hundreds of partner brands
• Wellness incentive program
• Regular employee celebrations and events

Confidentiality agreement required: Yes