Administrative Assistant - Infrastructure Solutions, Inc.

Location: Project-Based
Employment Type: Full-Time
Travel: No Travel Required

The successful delivery of hyperscale data centers and mission-critical infrastructure depends on strong project support, accurate documentation, effective communication, and exceptional administrative coordination. Administrative Assistants play a critical role in helping project leaders stay organized, ensuring information flows efficiently, and supporting the day-to-day operations that keep projects moving forward.

As an Administrative Assistant with Michels Infrastructure Solutions, you will provide administrative support to project leadership and operational teams while serving as a trusted resource for project personnel, vendors, subcontractors, and corporate support functions.

Michels Infrastructure Solutions (MIS) brings together the full capabilities of the Michels Family of Companies under a Super General Contractor (Super GC) model, providing mission-critical owners and developers with a single point of accountability for every phase of project execution. By combining self-performed specialty design, construction, and commissioning services, MIS delivers large-scale, multidisciplinary projects with greater control over safety, quality, schedule, and cost.

MIS specializes in the delivery of hyperscale data centers and mission-critical facilities, leveraging expertise across mass grading and site development, wet and dry utilities, fiber and telecommunications infrastructure, ground improvement, deep foundations, structural concrete, power infrastructure, and commissioning. Our integrated delivery approach enables customers to partner with a single-source team capable of executing some of North America's most complex and demanding infrastructure projects.

As an Administrative Assistant
, you will provide day-to-day administrative support to project leadership and operational teams under minimal supervision. This role requires a highly organized and detail-oriented professional who can effectively manage multiple priorities while maintaining confidentiality, professionalism, and accuracy.

You will support Project Directors and project leadership teams by coordinating schedules, managing correspondence, preparing reports, processing invoices, maintaining records, coordinating training materials, and assisting with a variety of project administrative functions.

Success requires strong communication skills, exceptional organizational abilities, attention to detail, sound judgment, and the ability to thrive in a fast-paced project environment with changing priorities.

• Provide administrative support to project leadership, operations teams, and other departments as assigned.
• Coordinate meetings, calendars, schedules, travel arrangements, and administrative activities.
• Prepare and distribute correspondence, reports, presentations, and project documentation.
• Process invoices, payment requests, and related administrative records.
• Maintain project records, payroll documents, reports, and filing systems with a high degree of accuracy.
• Promote a strong health, safety, environment, and quality (HSEQ) culture throughout all administrative activities.

• Support Project Directors and project leadership teams with daily administrative responsibilities.
• Manage complex calendars, scheduling priorities, meeting requests, and appointment coordination.
• Coordinate travel arrangements, lodging accommodations, transportation logistics, and expense reporting.
• Prepare meeting agendas, presentations, executive correspondence, reports, and other business communications.
• Write, proofread, distribute, and maintain professional correspondence and project documents.
• Process incoming and outgoing mail, packages, and administrative communications.
• Review invoices for accuracy, prepare documentation for approval, and coordinate with Accounts Payable for processing and follow-up.
• Facilitate internal billing activities and assist with tracking invoice payment status.
• Track payroll records and perform transactional data entry with a high degree of accuracy.
• Scan, organize, maintain, and file payroll and project-related documentation.
• Coordinate the production and distribution of training materials and project communications.
• Maintain department documentation, records, templates, forms, and standard materials.
• Support corporate…