Payroll & HR Operations Specialist

PremiStar; Waco (TX); On-site; USD 40,000 - 55,000; Full time

Job summary

Capstone Mechanical is seeking detail-oriented Operations Support to back payroll, HR, and front‑office operations. This role is critical to ensure accurate payroll processing, maintaining confidential employee records, and providing a welcoming, professional first impression for employees, customers, and visitors.

The ideal candidate thrives in a fast‑paced environment, demonstrates a high level of integrity and discretion, and enjoys balancing payroll responsibilities with administrative and

Qualifications

• High School Diploma or GED required.
• Minimum 2 years payroll/administrative/HR support experience preferred.
• Detail-oriented with strong organizational and time-management skills.
• Ability to maintain confidentiality and manage sensitive information with discretion.
• Proficient in payroll systems, HRIS, and MS Office.

Responsibilities

• Process weekly and semi-monthly payroll accurately and on time.
• Maintain confidential employee records and payroll files.
• Process PTO and UTO requests and manage deductions.
• Set up and maintain employee records in Payroll and HR systems.
• Input and reconcile benefit deductions within HR and payroll databases.
• Assist with company communications, events, and front-office duties.
• Support payroll and HR audits and reconciliations.
• Continuously identify opportunities to improve payroll and administrative efficiency.

Skills

Attention to detail

Organizational skills

Discretion

Communication

Multitasking

Payroll systems

HRIS

Microsoft Office

Education

High School Degree or GED

Job description

Capstone Mechanical is seeking detail-oriented Operations Support to back payroll, HR, and front‑office operations. This role is critical to ensure accurate payroll processing, maintaining confidential employee records, and providing a welcoming, professional first impression for employees, customers, and visitors.

The ideal candidate thrives in a fast‑paced environment, demonstrates a high level of integrity and discretion, and enjoys balancing payroll responsibilities with administrative and