Administrative Assistant – Cosan Construction Mt. Vernon, NY

Cosan Construction is seeking a reliable and detail-oriented Administrative Assistant to support daily office operations in a fast-paced construction environment. This role plays a key part in keeping projects running smoothly and ensuring all documentation is organized and up to date.
Responsibilities:

Assist with day-to-day office operations, including phones, mail, and supplies
Assist with job costing and tracking credit card expenses
Manage and track Certificates of Insurance (COIs) for projects
Follow up with vendors and subcontractors to ensure insurance compliance
Assist with project documentation, billing, and general administrative tasks
Communicate with vendors, clients, and internal teams
Qualifications:

Strong organizational and multitasking skills
Excellent communication skills
Proficiency in Microsoft Office (Excel, Word, Outlook)
Proficiency in QuickBooks and/or Foundations software
Experience with COIs, insurance tracking (e.g., DocuTrax), or construction administration preferred
Construction industry experience is a plus
Compensation & Benefits:

Monday to Friday, 8:00 AM – 4:00 PM
Fast-paced office environment supporting active construction projects
Salary: $47,000 – $65,000 (negotiable based on experience)
Bonus opportunities
Summer Fridays (early office closure during summer months)

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