Administrative Clerk

Greenberry; Sulphur (LA); On-site; USD 32,000 - 45,000; Full time

Job summary

Greenberry Industrial in Sulphur, LA seeks an Administrative Clerk to support daily office operations, onboarding activities, payroll timekeeping, and reception at our Sulphur location.

This role extends the HR team, ensuring accurate employee records, timely onboarding documentation, and efficient office management in a fast-paced construction environment.

Qualifications

• High school diploma or equivalent required.
• 2+ years of administrative, office support, payroll, HR support, or reception experience preferred.
• Computer literacy with Microsoft Office (Excel, Outlook, Word) required.
• Strong organizational, communication, and customer service skills.
• Ability to prioritize tasks and manage multiple deadlines.

Responsibilities

• Serve as the first point of contact for visitors, applicants, employees, and vendors.
• Coordinate pre-employment requirements including UA and background checks.
• Enter and maintain employee information in company systems and onboarding portals.
• Manage weekly timekeeping for approximately 20–25 employees and assist payroll processing.
• Support high-volume hiring and onboarding during project mobilizations.
• Maintain organized personnel records and onboarding files.

Skills

Organizational skills

Communication

Customer service

Multitasking

Detail-oriented

Education

High school diploma

Tools

Microsoft Office

Excel

Outlook

Word

Job description

Administrative Clerk

Location: Sulphur, Louisiana
Department: Operations / Human Resources Support
Employment Type: Full-Time

About Greenberry Industrial
Greenberry Industrial is a leading industrial construction and fabrication company providing engineering, fabrication, construction, maintenance, and project services across a variety of industrial markets. We are committed to safety, quality, integrity, and delivering exceptional service to our clients while supporting the growth and success of our employees.

Position Summary
Greenberry is seeking a highly organized and detail-oriented Administrative Clerk to support daily office operations, employee onboarding activities, payroll timekeeping, and reception functions at our Sulphur location. This role serves as an extension of the Human Resources team and is critical in supporting project staffing efforts, employee documentation, and maintaining an efficient office environment. This role thrives in a fast-paced construction environment, demonstrates strong customer service skills, and can effectively manage multiple priorities while handling sensitive and confidential information with professionalism and discretion.

Essential Duties & Responsibilities:

Reception & Office Administration

• Serve as the first point of contact for visitors, applicants, employees, and vendors.


• Answer and direct incoming phone calls in a professional and courteous manner.


• Welcome and assist walk-in applicants and visitors.


• Manage general office correspondence, filing, copying, scanning, and recordkeeping.


• Maintain office supplies and support daily administrative operations.

Employee Onboarding Support

• Coordinate pre-employment requirements including:


• Urinalysis (UA)


• Background checks


• Employment authorization verification and onboarding documentation


• Communicate regularly with the Corporate Human Resources team regarding onboarding status and employee records.


• Enter and maintain employee information in company systems and onboarding portals.


• Coordinate and schedule jobsite orientations for new hires.


• Ensure onboarding paperwork is completed accurately and in compliance with company requirements.


• Assist employees with onboarding questions and basic HR-related inquiries.

Timekeeping & Payroll Suppor

• Manage weekly timekeeping for approximately 20-25 employees.


• Transfer daily sign-in/sign-out records into Excel and company payroll systems.


• Verify hours worked and identify discrepancies.


• Review time records for completeness and accuracy prior to payroll processing.


• Coordinate with supervisors and employees to resolve missing or incorrect time entries.


• Provide payroll verification support to management and corporate payroll personnel.

Staffing & Project Support

• Support high-volume hiring and onboarding efforts during project mobilizations.


• Assist with employee tracking, reporting, and workforce documentation.


• Maintain organized personnel records and onboarding files.


• Support special projects and additional administrative responsibilities as assigned.

Required Qualifications

• High school diploma or equivalent required.


• Computer literacy required (Microsoft Office, Excel, Outlook, etc)


• 2+ years of administrative, office support, payroll, HR support, or reception experience preferred.


• Strong proficiency in Microsoft Office, particularly Excel, Outlook, and Word.


• Excellent organizational, communication, and customer service skills.


• Ability to prioritize tasks and manage multiple deadlines simultaneously.


• Strong attention to detail and accuracy.


• Ability to work independently while supporting multiple departments.


• Experience in construction, fabrication, industrial, or project-based environments preferred.

Core Competencies

• Professionalism and confidentiality.


• Strong interpersonal and communication skills.


• Organization and time management.


• Adaptability in a fast-paced environment.


• Problem-solving and initiative.


• Accuracy and attention to detail.

Confidentiality & Professional Conduct

This position functions as an extension of the Human Resources team and will have access to confidential employee and company information. The Administrative Clerk must maintain the highest level of discretion, professionalism, and confidentiality at all times and handle sensitive information in accordance with company policies and applicable laws.

Physical Requirements

• Ability to sit, stand, and walk for extended periods.


• Ability to occasionally lift up to 25 pounds.


• Ability to use office equipment including computers, printers, scanners, and telephones.

Greenberry Industrial is an Equal Opportunity Employer and is committed to maintaining a diverse and inclusive workplace.