Administrative Assistant

Michels Corporation; Fond du Lac (WI); On-site; USD 36,000 - 50,000; Full time

Job summary

Michels Corporation is seeking an Administrative Assistant to deliver day-to-day support in our Aviation Department. The role requires strong organization, discretion, and the ability to manage multiple tasks while upholding confidentiality.

You will handle expense processing, invoicing support, and collaboration with the team to ensure timely billing and efficient operations. This position offers growth opportunities within a family-owned, safety-focused company.

Qualifications

• High school diploma or GED required; 0–3 years administrative experience preferred.
• Proficiency in MS Office Suite and familiarity with project management tools is a plus.
• Exceptional organizational and time-management skills with strong attention to detail.
• Excellent verbal and written communication skills.
• Ability to multitask and prioritize workloads in a fast-paced environment.
• Strong problem-solving skills and a proactive approach to challenges.
• Professionalism and discretion in handling confidential information.

Responsibilities

• Process monthly American Express charges and log in Excel spreadsheets.
• Process rental direct bills and track costs in spreadsheets.
• Access and file invoices for billing; upload invoices as needed.
• Coordinate credit card authorizations for travelers without company cards.
• Complete monthly expense reports.
• Assist with other department tasks as needed.
• Support Aviation Department administrative needs and maintain confidentiality.

Skills

Attention to detail

Organizational skills

Professional communication

Team collaboration

Education

High school diploma or GED

Tools

MS Office Suite (Word, Excel, PowerPoint, Outlook)

Job description

Improving America's infrastructure isn’t for the weak. It takes grit, determination, and hard work to execute high impact projects. Michels Corporation engages 8,000 people and 18,000 pieces of heavy equipment in our insatiable drive to be the best. Our work improves lives. Find out how a career as an Administrative Assistant can change yours.

As an Administrative Assistant, you will provide day-to-day administrative support under supervision in our Aviation Department. The Administrative Assistant position must have strong attention to detail and maintain confidentiality at all times. Critical for success are the abilities to multitask, prioritize and, project a professional image.

Key Responsibilities:

• Monthly processing of our American Express charges. Look up who the charges belong to and enter information into an Excelspreadsheet.
• Monthly processing of our rental direct bills. Look up who the charges belong to and enter information into an Excelspreadsheet.
• Access invoices for specific jobs for billing. Upload invoices as requested for specific jobs.
• Request and complete credit card authorizations as needed for travelers that do not have company credit cards for charges.
• Complete expense reports on a monthly basis.
• Assist with other needs as they arise.
• We are consistently ranked among the top 10% of Engineering News-Record's Top 400 Contractors
• Our steady, strategic growth revolves around a commitment to quality
• We are family owned and operated
• We invest an average of $5,000 per employee on training each year
• We reward hard work and dedication with limitless opportunities
• We believe it is everyone's responsibility to promote safety, regardless of job titles.
• We offer a comprehensive benefits program, including Health, Dental, Life, Flexible Spending Accounts, Health Savings Account, Short Term and Long-Term Disability Insurance, 401(k) plan, Legal Plan, and Identity Theft and Monitoring Plan. Depending on your positions and location you may participate in a different benefit plan.

Why you?

• You thrive in fast-paced environments under tight deadlines
• You are organized and professional
• You relish new challenges and evolving technology
• You enjoy collaborating and communicating with your teammates
• You deliver exemplary customer service through interactions with others

What it takes:

• High school diploma or GED, 0 to 3 years of related administrative experience, or an equivalent combination of education and experience.
• Proficiency in MS Office Suite (Word, Excel, PowerPoint, Outlook) and familiarity with project management tools is a plus.
• Exceptional organizational and time-management skills, with strong attention to detail.
• Excellent verbal and written communication skills.
• Ability to multitask and prioritize workloads in a fast-paced environment.
• Strong problem-solving skills and a proactive approach to tackling challenges.
• A high level of professionalism and discretion in handling confidential information.

AA/EOE/M/W/Vet/Disability