Human Resource Business Partner

Obsessed by Science. Entrepreneurial by Nature. United by Purpose.

Diasorin is a global leader in immunodiagnostic and molecular diagnostic solutions, advancing science to improve patient outcomes worldwide. For more than 50 years, we have combined scientific rigor with an entrepreneurial mindset, operating with a strong commitment to innovation, accountability, and results to deliver trusted diagnostic solutions.

As the Diagnostics Specialist, Diasorin continuously invests in research, technology, and people. Guided by our values of operational excellence, customer focus, and teamwork, we empower teams to think boldly, act decisively, and transform ideas into meaningful impact across one of the industry’s broadest specialty diagnostic portfolios.

When you join Diasorin, you are not just filling a role. You are helping build what comes next.

Why Join Diasorin

• Build What Matters
  Take ownership, challenge the status quo, and contribute directly to solutions that improve patient care worldwide.
• Innovate with Agility at a Global Scale
  Work in an entrepreneurial environment that enables speed, collaboration, and global impact.
• Grow in a People-Centered Culture
  Thrive in a culture that values accountability, inclusion, and continuous development.

HR Business Partner – Industrial Operations and Site HR Lead

Work Mode: Onsite

Location: Cypress, CA

DESCRIPTION

This HR Business Partner role will be the HR consultant aligned to assigned North America Molecular Diagnostics industrial operations client groups at our Cypress, CA site – including manufacturing, supply chain, quality and facilities teams. In this role, you will act as a trusted advisor to people managers and functional leaders, coaching them on day-to-day people matters, and executing HR programs and processes. In addition, the role will serve as the HR Site Leader working with the cross-function site leadership team to strengthen engagement and a local culture that reinforces the global Diasorin culture. This is a hands-on role with a consistent on-site presence on the production floor, supporting exempt, non-exempt and shift-based employees in an FDA-regulated diagnostics manufacturing environment.

 The role will report directly to the Director, HR Business Partner for the Molecular/LTG Operations organization. This role is expected to work closely and collaboratively with both North America regional and Global HR COE (Centers of Expertise) partners in Talent Acquisition, Compensation & Benefits, and Leadership Development), Regional HR Shared Services and other functional colleagues (i.e., EHS, Facilities, and Finance) across the Diasorin matrix to deliver integrated HR solutions for the business.

Key job responsibilities 

• Serve as the primary HR point of contact for assigned Industrial Operations client groups, building strong relationships with managers and employees at all levels and across all shifts.
• Provide HR consultation and coaching to people managers on performance management, employee development, team dynamics and engagement.
• Partnering with Employee Relations and Legal on complex cases and ensuring consistent, well-documented outcomes.
• Ensure client groups operate in compliance with federal, California and local employment laws, including wage and hour, meal and rest periods, timekeeping and leave requirements, in partnership with HR Shared Services and Payroll.
• Support workforce planning for your client groups, including shift-based staffing, headcount (LBE) planning inputs and the capability needs required to meet production and business objectives. Partnering with site Finance and Site SLT leadership accordingly.
• Execute the annual performance and compensation review processes for your client groups, partnering with Compensation on job leveling, offers, promotions and pay decisions.
• Support talent review and succession planning, helping managers identify development opportunities and define appropriate action plans for top talent – in concert with strategies defined by senior HRBP leadership.
• Partner with Talent Acquisition to deliver a strong hiring and onboarding experience, with a focus on hard-to-fill manufacturing, quality and technical roles.
• Prepare and interpret HR data and metrics (e.g., turnover, retention, absenteeism, overtime, engagement) to identify trends and recommend data-driven actions to leaders.
• Support organizational change, communication and change management for your client groups, including organizational design adjustments and new process or system rollouts.
• Define and drive site engagement, recognition and culture initiatives – working with Cypress Site Leadership team to position Diasorin as a local employer of choice.
• Participate in North America and Molecular/LTG Division HR projects and continuous improvement of HR processes, policies and tools.

   Required Qualifications:

• Bachelor’s degree in Human Resources, Business or related field, or equivalent experience.
• 5+ years of progressive Human Resources experience, including at least 2–3 years in an HR Business Partner or HR Generalist role supporting operations or manufacturing teams.
• Working knowledge of California employment law, including wage and hour, and leave of absence requirements.
• Experience conducting employee relations investigations and advising managers on corrective action.

Preferred Qualifications:

• Experience supporting manufacturing, industrial or operations organizations in a regulated industry (medical device, in vitro diagnostics, life sciences or similar).
• Experience supporting hourly, non-exempt and shift-based workforces.
• Comfortable working in a matrixed HR model – partnering with COEs, HR Shared Services and the HRBPs.
• Sound HR judgment across Employee Relations, Compensation, Talent Management, Talent Acquisition and Engagement, with the confidence to push back on leaders when needed.
• Able to analyze HR data and translate it into practical insights and recommendations.
• Strong execution and follow-through; able to manage multiple priorities in a fast-paced, high-demand environment with a focus on agility and customer service.
• Strong communication, coaching, and relationship-building skills with employees and leaders at all levels.
• Commitment to an inclusive, high-performance team culture.
• Experience with SAP SuccessFactors or comparable HRIS platforms.
• SHRM-CP, PHR or equivalent HR certification.
• Bilingual English/Spanish a plus.

What we offer

 The base salary range for this position is $101,500 – $135,000 annually. This range reflects the minimum and maximum base pay we in good faith expect to offer at the time of posting; actual pay is determined by numerous factors, including but not limited to skills, education, work experience, certifications and internal equity.

Beyond base salary, Diasorin offers a competitive rewards package focused on your overall well-being. We are proud to offer a comprehensive plan of health benefits, retirement and financial wellbeing, time off programs, wellbeing support and perks. Benefits may vary by role, country, region, union status, and other employment status factors. You may also be eligible to participate in an annual discretionary incentive program. An incentive award, if any, depends on various factors, including individual and organizational performance.

Diasorin is committed to building a workplace where people feel empowered to contribute ideas, take ownership, and grow their careers. We believe diverse perspectives strengthen innovation and help us deliver meaningful impact for patients and customers worldwide.

Diasorin is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected by applicable law.

This posting and recruitment process are subject to applicable local laws and regulations in the country where the position is located. Additional employment disclosures, candidate rights, and employment conditions may apply based on local jurisdiction.

Individuals hired will be required to verify identity and eligibility to work and may be subject to a background check and drug screening where permitted by law. Diasorin is committed to providing reasonable accommodations for qualified individuals with disabilities during the application process. If assistance is required, please contact hr@diasorin.com.

​Recruitment Fraud Notice

Diasorin never requests payment, financial information, or personal banking details from candidates at any stage of the recruitment process. Official communications from Diasorin recruiters will only come from a verified @diasorin.com email address. If you have questions about the legitimacy of a recruitment communication, please contact hr@diasorin.com for verification.

Unauthorized third-party recruiting agencies may not submit candidates for this position without prior written authorization from the Diasorin Human Resources Department.