Office Manager III

HarbisonWalker International; Fulton (MO); On-site; USD 55,000 - 70,000; Full time

Job summary

HarbisonWalker International is seeking an Office Manager III to coordinate payroll across multiple sites, track time and absences, and support plant operations with essential administrative duties.

You will handle HR support tasks, including insurance and payroll information, FMLA, and life insurance, while coordinating benefits orientation for new hires and maintaining employee records. Strong organization and communication are essential.

Qualifications

• Requires a high school diploma or GED.
• Proficiency with Microsoft Office Suite.
• Strong interpersonal and communications skills.
• Ability to work effectively in team and individual settings.
• Analytical skills and data assembly ability.

Responsibilities

• Processing payroll for multiple sites, input and vacation tracking for hourly employees, and reconciliation of payroll; manage weekly crewing for plants.
• Perform HR support functions including insurance, payroll info, FMLA, and Life Insurance; coordinate accident information with the insurer; OSHA logs.
• Conduct benefits orientation for new hires; maintain wage increases and benefits data; train on jobs; track job bid postings; maintain seniority records.
• Labor Management Team Scribe; collect and maintain grievances at multiple locations; manage Wellness committee for multiple locations.
• General office administration: mail, plant calls, visitor support, and maintaining employee records.

Skills

Interpersonal communications

Time management

Analytical skills

Team collaboration

Education

High school diploma or GED

Tools

Microsoft Office Suite

Job description

HWI has a fantastic opportunity to join our team as an Office Manager III.

Essential Job Functions

• Processing payroll for multiple sites, to include input and vacation tracking for hourly employees and reconciliation of payroll; tracking absenteeism system and maintaining points tracking for multiple location; managing weekly crewing for plant(s)
• Performing basic HR support functions including but not limited to, employee and retiree insurance and payroll information, FMLA, S&A, and Life Insurance; coordinating accident information to insurance carrier, maintains OSHA logs and manages submittal process
• Performing benefits orientation for new hires; maintaining accurate wage increases and benefits for new hires and training on jobs; managing and tracking the job bid posting process; maintaining plant seniority records
• Labor Management Team Scribe; collecting, logging, and maintaining grievances at multiple locations; managing the Wellness committee for multiple locations
• Performing general office administration - incoming/outgoing mail & plant calls; post plant communication and recognition; support to plant visitors; maintaining current and historical employee records.

Scope of Responsibility

The Office Manager; Multi-Site is responsible for the administrative and clerical functions in support of plant operations.

Decision Making

The Office Manager; Multi-Site receives general instruction, analyzes work, and determines action to be taken within standard practice and procedure.

Education / Skills / Knowledge

• High school diploma or GED certificate
• Requires computer operation skills including, proficiency in Microsoft Office Suite
• Requires strong interpersonal and communications skills and the ability to work effectively in a team and individual environment
• Requires analytical skills and the ability to assemble data
• Requires time management and organization skills with accurate and precise attention to detail

Work Experience

• The Office Manager; Multi-Site requires two (2) – four (4) years of hands‑on administrative support experience in a manufacturing office environment.

Physical and Environmental Requirements

• Physical Activity: Requires more than 2/3 of time using hands/fingers to handle and/or feel or reaching with hands and arms; 1/3 to 2/3 of time sitting, talking or hearing; less than 1/3 of time standing or walking.
• Lifting: Requires lifting up to 25 pounds less than 1/3 of time.
• Vision: Requires accurate close and distance vision and the ability to focus.
• Environment: Requires more than 2/3 of time in an office setting with very limited exposure.
• Noise: Requires exposure to moderate noise.