Mission Support Administrator - Developmental Security Clearance

Position: Mission Support Administrator - Developmental with Security Clearance
Mission Support Administrator - Developmental Position Type:
Full-Time, Exempt

Work Location:

Chantilly, VA;
McLean, VA Clearance: TS/SCI with polygraph

Shift: M-F 9A-5P Patriot Group International Inc. (PGI), voted #1 Best Place to Work by Virginia Business Magazine and the Best Companies Group, offers an unrivaled hybrid of specialized services by combining security and risk management disciplines with a special operations and intelligence perspective. We are looking to hire a Mission Support Administrator - Developmental to join our team in the Northern Virginia area, where we provide the delivery of advanced IT hardware, mission-critical services, and integrated technology solutions to key branches of the U.S. government-including the Army, Navy, and Air Force-supporting their operational readiness, cybersecurity posture, and digital transformation initiatives.

This position reports to the Program Manager. In this role, you will support a team, office, program, or project by coordinating and executing essential administrative functions that ensure smooth and efficient operations. Depending on the assignment, you may also be responsible for independently managing specific steps within end-to-end (E2E) workflow processes. This position is ideal for detail-oriented professionals with strong organizational skills who are eager to contribute to mission success in a fast-paced, collaborative environment.

The Mission Support Administrator - Developmental will be responsible for the following:
* Manage or support day-to-day administrative operations of a work unit

* Maintain calendars, monitor email and phone communications for leadership

* Coordinate meetings, conferences, off-sites, and represent the unit as needed

* Draft, proofread, and edit standard office correspondence and documents

* Support office move logistics and renovation coordination

* Provide backup coverage for other offices to ensure continuous support

* Maintain, organize, and archive office files and reference materials

* Manage personnel check-in/out procedures and access requests

* Greet and escort office visitors and guests

* Record and manage time and attendance; troubleshoot system issues

* Administer internal databases and SharePoint; run reports and perform data clean-up

* Arrange and coordinate travel, including passports, visas, and itineraries

* Prepare and submit travel, POV, and training vouchers

* Order and track office supplies; maintain inventory and coordinate equipment repairs

* Sort and distribute mail, faxes, and other forms of communication; track status of incoming/outgoing documents

* Manage clearance passing, visitor access, and vault custodian duties

* Execute routine or transactional steps in workflow processes

* Track, maintain, and analyze program-related metrics or statistics

* Update assignment-specific spreadsheets and databases

* Research and analyze data from various sources; prepare and present status reports

* Interpret and act on policy guidance in coordination with Sponsor

* Draft and deliver briefings or written products for internal and external audiences

* Monitor budget execution and assist with spend plan tracking

* Review process documentation for accuracy and completeness

* Ensure compliance with Sponsor policies and procedures

* Independently troubleshoot issues and perform quality checks

* Analyze workflows and recommend improvements to enhance efficiency

* Share best practices to support continuous improvement in administrative functions

* Other duties as required or delegated by the Program Manager

Required Qualifications:

* Must possess a high school diploma

* One to two (1-2) years of prior administrative support or comparable experience, demonstrating increased levels of complexity and responsibility in the areas of problem solving, working independently, maturity, judgment, and initiative.

* Applicable higher education may be substituted for up to one (1) year of work experience

* Familiarity with established policies, procedures, and guidelines

* Working knowledge of Agency and IC administrative processes, structure, and protocols

* Proficient in internal administrative support tools related to area of assignment

* Strong proficiency in Microsoft Office Suite (Word, Excel, PowerPoint, Outlook)

* Analytical skills to assess moderately complex information and draw logical conclusions

* Clear and concise oral and written communication skills

* Ability to deliver informational briefings to various audiences

* Strong planning and organizational skills to manage and track workflow activities

* Representational skills (tact, diplomacy, protocol) to represent units at meetings (with Sponsor guidance)

* Customer service orientated with ability to understand needs and implement effective solutions for stakeholders

* Effective time management to adapt to shifting priorities

* Ability to build and leverage professional relationships across the workforce

* High level of discretion and ability to maintain confidentiality

* Ability to complete PGI…