Strategic Administrative Assistant

Mortenson Construction; Minnesota; On-site; USD 59,000 - 80,000; Full time

Benefits offered by this job

Medical plan

Dental plan

401k with match

PTO and holidays

Life/AD&D insurance

Wellness resources

Tuition reimbursement

Adoption assistance

Gym discount

Job summary

Mortenson is seeking an Administrative Assistant to handle a wide range of administrative and executive support tasks. You will interact with staff at all levels with integrity and confidentiality, delivering superior customer service in Mortenson facilities.

Responsibilities include calendar management, travel arrangements, filing, invoicing, and coordinating with multiple internal groups. The role emphasizes accuracy, organization, and polished communication within a dynamic environment.

Qualifications

• Associate or bachelor’s degree preferred.
• Minimum three years administrative support experience required.
• Detail orientation and ability to proofread effectively.
• Demonstrate flexibility and excellent organization and multi-tasking skills.
• Proficient in Microsoft Word, Excel, Outlook, and PowerPoint.

Responsibilities

• Perform regular administrative tasks and overall office organization, greet visitors and customers with a positive demeanor, coordinate and set up meetings, handle calendars, and schedule travel.
• Set up, organize, and manage filing systems, prepare documents, perform record keeping and filing duties, and proofread communications and documents carefully.
• Prepare billing/invoices, coordinate between support groups (Safety, HR, IT, Legal), and procure miscellaneous goods using Mortenson's internal procurement system.
• Understand the operating group and company resources and assist Operating Group Leadership with miscellaneous duties such as expense reports and travel.
• Perform all other duties as assigned.

Skills

Flexibility

Organization

Multi-tasking

Communication

Customer service

Education

Associate or bachelor's degree preferred

Tools

Microsoft Word

Microsoft Excel

Microsoft Outlook

PowerPoint

Internal procurement system

Job description

Mortenson is seeking an Administrative Assistant to handle a wide range of administrative and executive support tasks. You will interact with staff at all levels with integrity and confidentiality, delivering superior customer service in Mortenson facilities.

Responsibilities include calendar management, travel arrangements, filing, invoicing, and coordinating with multiple internal groups. The role emphasizes accuracy, organization, and polished communication within a dynamic environment.