Payroll & HR Specialist

medmix Ltd; Flowery Branch (GA); Hybrid; USD 65,000 - 85,000; Full time

Job summary

medmix is seeking a Payroll & HR Specialist to manage end-to-end payroll processing and HR operations at our Atlanta and Salem sites in Georgia. The role ensures payroll accuracy, compliance with laws, and HR support including onboarding and benefits administration.

The ideal candidate is detail-oriented, organized, and thrives in a fast-paced environment. Experience with ADP, SAP, or Cornerstone is preferred, along with strong Excel skills and a commitment to confidentiality.

Qualifications

• Bachelor’s degree in Human Resources, Business Administration, Accounting, or related field (or equivalent experience).
• 2–5 years of experience in payroll processing, benefits administration, and HR support.
• Strong knowledge of payroll laws and regulations (FLSA, tax compliance, etc.).
• Experience managing benefits billing, reporting, and payroll integration.
• Experience with HRIS and payroll systems (ADP, SAP, Cornerstone).
• Proficient in Microsoft Excel and MS Office Suite.
• High attention to detail and strong analytical skills.
• Ability to handle sensitive information with confidentiality.

Responsibilities

• Process full-cycle payroll (weekly/biweekly) for hourly and salaried employees.
• Ensure accurate calculation of wages, overtime, bonuses, benefits deductions, and other adjustments.
• Maintain payroll records and ensure compliance with federal, state, and local laws.
• Coordinate with finance to reconcile payroll accounts and resolve discrepancies.
• Support external or internal audit requests.
• Handle garnishments, tax filings, and benefits-related payroll deductions.
• Ensure proper allocation and integration of benefits costs into payroll.
• Act as primary point of contact for payroll-related employee inquiries.

Skills

Attention to detail

Analytical skills

Communication

Confidentiality

Education

Bachelor’s degree in HR, Business Administration, Accounting

Tools

ADP

SAP

Cornerstone

Job description

medmix is a global leader in high-precision delivery devices. We occupy leading positions in the healthcare, consumer, and industrial end-markets. Our customers benefit from our dedication to innovation and technological advancement that has resulted in over 900 active patents. Our 14 production sites worldwide, together with our highly motivated and experienced team of nearly 2,600 employees provide our customers with uncompromising quality, proximity, and agility. medmix is headquartered in Baar, Switzerland. Our shares are traded on the SIX Swiss Exchange (SIX: MEDX). www.medmix.swiss

Job Description

The Payroll & HR Specialist will be responsible for managing end-to-end payroll processing while supporting key human resources functions at ourAtlanta & Salem sites. This role ensures payroll accuracy, compliance with federal and state regulations, and delivers HR operational support including employee records management, onboarding, andbenefits administration.The ideal candidate is detail-oriented, highly organized, and thrives in a fast-paced environment.

Key Responsibilities

Payroll Administration

• Process full-cycle payroll (weekly/biweekly) for hourly and salaried employees.
• Ensure accurate calculation of wages, overtime, bonuses, benefits deductions, and other adjustments.
• Maintain payroll records and ensure compliance with federal, state, and local laws.
• Coordinate with finance to reconcile payroll accounts and resolve discrepancies.
• Support external or internal audit requests.
• Handle garnishments, tax filings, and benefits-related payroll deductions.
• Ensure proper allocation and integration of benefits costs into payroll.
• Act as primary point of contact for payroll-related employee inquiries.

Benefits Administration

• Administer all employee benefits programs (medical, dental, vision, 401(k), etc.).
• Manage enrollments, life events, terminations, and benefits changes.
• Oversee benefits billing, vendor invoices, and reconciliation processes.
• Prepare and deliver benefits-related reports and analysis.
• Ensure accurate and timely integration/imputation of benefits data into payroll (deductions, employer contributions, adjustments).
• Partner with benefits providers to resolve discrepancies and ensure service quality.
• Support open enrollment process and employee communications.

HR Operations

• Maintain and update employee records in HRIS, ensuring data accuracy and confidentiality.
• Support onboarding and offboarding processes (documentation, system setup, etc.).
• Ensure compliance with company policies, labor laws, and HR best practices.
• Support employee relations matters and escalate issues when needed.
• Assist with HR reporting and metrics (turnover, headcount, etc.).
• Partner with managers to support day-to-day HR needs.

Qualifications

Required

• Bachelor’s degree in Human Resources, Business Administration, Accounting, or related field (or equivalent experience).
• 2–5 years of experience in payroll processing, benefits administration, and HR support.
• Strong knowledge of payroll laws and regulations (FLSA, tax compliance, etc.).
• Experience managing benefits billing, reporting, and payroll integration.
• Experience with HRIS and payroll systems (ADP, SAP, Cornerstone).
• Proficient in Microsoft Excel and MS Office Suite.
• High attention to detail and strong analytical skills.
• Ability to handle sensitive information with confidentiality.

Preferred

• CPP (Certified Payroll Professional) or SHRM-CP certification.
• Experience in manufacturing or hourly workforce environments.
• Bilingual (English/Spanish) is a plus.
• Accuracy and attention to detail
• Strong organizational and time management skills
• Problem-solving mindset
• Effective communication and customer service orientation
• Ability to manage multiple priorities

Additional Information

medmix is an equal opportunity employer, committed to the strength of a diverse workforce.

93% of our employees would go above and beyond to deliver results – do you have the drive to succeed? Join us and boost your career, starting today!

All information will be kept confidential according to EEO guidelines.