Mary McMahon

Lead Contracts Administrator at Two Six Technologies

Mary McMahon has a diverse work experience in the field of contracts administration, subcontracts management, accounts receivable, project management, and procurement. Mary began their career at SAIC and held roles such as Deputy Director of Accounts Payable and Procurement Manager. At Leidos, Mary served as an Assistant Director of Accounts Receivable, Project Manager, and Team Lead for Subcontracts. Mary also worked as a Proposal Manager, where they developed small business participation plans. Most recently, Mary served as a Subcontracts Director at Leidos, and they currently work as a Lead Contracts Administrator at Two Six Technologies. Throughout their career, Mary has demonstrated a strong focus on compliance, efficiency, and customer satisfaction through their strategic initiatives and leadership skills.

Mary McMahon earned their Bachelor of Science (B.S.) degree in Business Administration from the University of Phoenix, where they attended from 1997 to 2001. Mary also obtained a certification as a Certified Federal Contracts Manager from the National Contract Management Association (NCMA) in February 2016.


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  • Lead Contracts Administrator

    June, 2022 - present

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