Administrative Assistant

Interstates Companies
United States, Iowa, Sioux Center
Jan 10, 2026
Take Charge of Your Career at Interstates At Interstates, we don't just show up to work, we show up for each other. From our headquarters in Iowa to job sites across the country, we're doing award-winning electrical, controls, automation, and OT work that powers industrial facilities for clients here in the U.S. and around the world. Whether you're bending conduit, wiring panels, writing code, supporting projects, or helping things run behind the scenes, you'll be part of a crew that works hard, shares laughs, and takes pride in doing quality work. We believe in building strong teams, doing the right thing, and making a difference in the communities where we live. If you want to grow and do meaningful work, you'll feel at home here. At Interstates, we believe great work happens when leaders are supported and teams are aligned. We're looking for a proactive Administrative Assistant who thrives behind the scenes-anticipating needs, organizing moving parts, and helping people do their best work. This role goes beyond traditional administrative support. You'll be a trusted partner to business leaders and crossfunctional teams, helping coordinate priorities, keep initiatives moving, and strengthen how teams work together. If you enjoy managing details, supporting multiple efforts at once, and bringing calm and clarity to a fastpaced environment, this could be a great fit. This position is onsite at our Sioux Center, IA or Sioux Falls, SD office. What You'll Do Support Leaders & Teams Manage leader calendars, schedules, and meeting coordination Coordinate travel arrangements and expense reporting Assist with daytoday administrative and operational needs Provide firstpass support on reports, presentations, and business documents Keep Work Moving Provide light project management support for small initiatives Coordinate recurring meetings (weekly, quarterly, and planning sessions) Prepare agendas, capture meeting notes, and track followup actions Help maintain accountability across teams and initiatives Strengthen Team Effectiveness Support planning and execution of meetings and initiatives Assist with quarterly planning and budget tracking activities Help plan and support sales meetings, trade shows, and internal workshops Encourage collaboration and help foster strong team connection and communication What You Bring 3+ years of experience in an administrative, assistant, or coordinator role Strong organizational skills and the ability to manage multiple priorities Proficiency in Microsoft Office (Outlook, Word, Excel, PowerPoint, Teams) Experience supporting leaders or managers in a fastpaced environment Clear, professional written and verbal communication skills Ability to handle sensitive information with discretion and professionalism Comfort working independently while supporting multiple stakeholders Why Interstates You'll be part of a company that values clarity, collaboration, and continuous improvement. Your work will directly support leaders and teams as they deliver meaningful results for our customers and communities-and your attention to detail will make a visible difference every day. What You Should Know Before You Apply Interstates may collect personal information as part of your job application, such as your contact details, work history, education, and any information you provide. This information is used only for recruitment, to evaluate your candidacy, and to meet legal requirements. For details about our privacy practices and your rights under the California Consumer Privacy Act (CCPA), please see ourPrivacy Policy. By applying, you acknowledge that you have reviewed this notice. Interstates is an EEO provider and offers a drug-free workplace. Employment at Interstates is at-will and may be terminated at any time with or without notice or cause, except as otherwise provided by law.