HR Director

STS Technical Services is hiring an experienced HR Director to support a growing manufacturing organization in Milwaukee, Wisconsin. This is not a policy caretaker role. This position is for a builder, operator, and strategist who designs the people systems that power a fast growing manufacturing company. You will own a multi year HR strategy, turning data, structure, and discipline into a scalable workforce engine aligned to aggressive growth goals. You will bring order to complexity by standardizing processes, modernizing HR technology, and using metrics to drive continuous improvement. If you thrive where culture, compliance, and execution collide and want to leave a visible mark on how a company grows, this role was built for you. Job Summary The HR Director leads enterprise wide people strategy, HR operations, compliance, reporting, and workforce development. This role partners closely with executive leadership to align talent, structure, and systems to business growth while building scalable, disciplined HR operations across a manufacturing environment. HR Strategy & Leadership Build and execute a multi year HR strategy aligned to GPC’s growth goals and operational scale Advise executive leadership on workforce planning, organizational design, and talent strategy Establish HR KPIs, dashboards, and reporting cadence tied to business outcomes HR Operations & Systems Organize HR processes, procedures, and documentation across the enterprise Oversee HRIS selection, implementation, and maintenance including platforms such as Workday, Paylocity, ADP, and LMS systems Build and continuously improve HR procedures, process automation, and documentation Formalize and document controlled HR procedures Conduct internal audits on HR processes and records Reporting, Metrics & Continuous Improvement Provide weekly and monthly workforce reporting including turnover, retention, headcount, open roles, hiring cycle time, absenteeism, and overtime trends Identify root causes of workforce issues and implement corrective improvements Lead continuous improvement initiatives across HR processes and systems Performance Management Design and execute a performance review system for hourly staff Build and maintain a career progression program for salaried staff Coach managers and supervisors on performance documentation, accountability, and feedback Compliance & Risk Management Ensure compliance with federal and state employment laws including FLSA, FMLA, ADA, EEOC, I 9, OSHA, wage and hour, and recordkeeping requirements Maintain HR policies, employee handbook, discipline records, and SOPs Oversee audits and risk mitigation processes Training & Development Leadership Direct the Training and Development team responsible for building and executing the GPC Training Academy Support training programs for both office and manufacturing roles, including ownership of LMS systems Required Skills & Qualifications Ability to adopt and adapt to the GPC culture 10 plus years of HR experience with at least 5 years in a senior HR leadership role Proven ability to build and execute multi year HR strategies aligned to company growth Demonstrated experience advising executive leadership on workforce planning, organizational design, career progression frameworks, and succession planning Strong people leader with experience directing multiple HR functions and managers including talent acquisition, employee relations, training, and HR operations, with teams of 20 or more Deep experience designing, standardizing, and documenting HR processes, policies, SOPs, and controlled procedures Hands on ownership of HRIS selection, implementation, and optimization including Workday, Paylocity, ADP, and LMS platforms Expert knowledge of federal and state employment laws and compliance requirements Education & Certifications Bachelor’s degree in Human Resources, Business Administration, Organizational Development, or a related field required Master’s degree strongly preferred About STS Technical Services STS Technical Services is a leading provider of workforce management solutions for the aerospace, defense, manufacturing, and industrial sectors. We partner with some of the most respected companies in the world to deliver skilled professionals who help organizations grow, scale, and perform at their best. #IndeedSTS