Administrative Assistant

General information

Requisition # R64103 Locations USA-MD-Patuxent River Posting Date 11/04/2025 Security Clearance Required Secret Remote Type Onsite Time Type Full time

Description & Requirements

Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we’ve been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now—protect and innovate with MANTECH!

MANTECH seeks a motivated, career and customer-oriented Administrative Assistant to join our team in Patuxent River, MD.  This is an onsite position.

Responsibilities include but are not limited to:

• Provide administrative and organization support, to include assistance supporting senior department personnel

• Perform administrative functions such as drafting correspondence, scheduling appointments, organizing, and maintaining paper & electronic files, and the set-up/facilitation of various meetings

• Perform Visitor Control duties aligned to the department

• Perform calendar management duties associated with reserving GOVT meeting spaces

• Perform office inventory taskings

• Performing mail orderly related duties, to include classified mail pick up and storage

• Assist with establishing new employee workspaces and “hot desk” scheduling

• May be required to work independently on projects requiring research and preparation of briefing charts and other presentation materials

Minimum Qualifications:

• High School diploma or GED

• 1+ years of experience performing Administrative related work

• Ability to interface with Senior Military & Civil Service personnel

Preferred Qualifications:

• 3+ months of experience with the Defense Information System for Security (DISS), formally known as Joint Personnel Adjudication System (JPAS)

Clearance Requirements:

• Must be a U.S. Citizen and possess a current or active Secret clearance

Physical Requirements:

• The person in this position must be able to remain in a stationary position 50% of the time

• Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations

The projected compensation range for this position is $32,400.00-$54,100.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified ro