Detail-Oriented Office Administrator

Trillium Staffing; Oscoda Township (MI); On-site; USD 22,000 - 26,000; Full time

Job summary

Trillium Staffing is hiring a detail-oriented Office Administrator to oversee administrative operations of our office. The ideal candidate will be highly organized, efficient, and capable of managing a variety of administrative and clerical tasks with professionalism and accuracy.

Schedule is Monday through Friday 8-5. Pay is $16-19 based on experience. The role includes coordinating meetings, preparing documents, supporting HR onboarding, and liaising with vendors to maintain an orderly office.

Qualifications

• High school diploma or equivalent.
• Proven experience as an office administrator, office assistant, or relevant role.
• Proficient in Microsoft Office Suite (Word, Excel, Outlook, PowerPoint).
• Familiarity with office management procedures and basic accounting principles.
• Strong organizational and time management skills.
• Excellent written and verbal communication skills.
• Ability to work independently and as part of a team.
• Discretion with confidential information.

Responsibilities

• Schedule and coordinate meetings, appointments, and travel arrangements.
• Prepare and edit correspondence, reports, and presentations.
• Maintain filing systems—both physical and digital.
• Support the HR team with onboarding and documentation.
• Liaise with vendors, service providers, and building management.
• Ensure the office environment is clean, safe, and well-organized.
• Provide general administrative support to management and staff.

Skills

Office administration

Organizational skills

Communication skills

Teamwork

Independent work

Education

High school diploma or equivalent

Tools

Microsoft Word

Microsoft Excel

Microsoft Outlook

PowerPoint

Job description

Trillium Staffing is hiring a detail-oriented Office Administrator to oversee administrative operations of our office. The ideal candidate will be highly organized, efficient, and capable of managing a variety of administrative and clerical tasks with professionalism and accuracy.

Schedule is Monday through Friday 8-5. Pay is $16-19 based on experience. The role includes coordinating meetings, preparing documents, supporting HR onboarding, and liaising with vendors to maintain an orderly office.