Glen Colen

Glen Colen is a seasoned billing and accounts receivable specialist with extensive experience in managing complex billing cycles for government and commercial contracts. Currently serving as a Senior Billing Specialist at Valiant Integrated Services since May 2023, Glen prepares intricate closeout billings while ensuring compliance with federal contract requirements. Previous roles include Billing Specialist positions at Modern Technology Solutions, Inc. and Capgemini, where responsibilities encompassed generating high-volume invoices and managing the full billing cycle for various contract types. Additional experience at Engility Corporation involved maintaining relationships with government pay offices to facilitate invoice payments. Glen's career began in finance at Booz Allen Hamilton, supporting accounts receivable operations, followed by a multifaceted role in human resources at MRI Executive Solutions. Glen holds a degree from The Evergreen State College.