GISA Office Manager (5360) (TS/SCI) (Ft. Belvoir, VA )

The Ground Intelligence Support Activity (GISA) is seeking a highly organized Office Manager to support daily operations in a fast-paced, mission-driven environment. This role oversees administrative workflow, manages calendars and correspondence, and ensures compliance with DoW standards. The Office Manager also coordinates logistics, procurement actions, records management, and visitor access requirements.

This is a full-time onsite position in Ft. Belvoir, VA.

Essential Duties & Responsibilities

• Administrative Operations: Manage daily office workflows, including calendar management, answering multi-line communication systems, and routing internal and external inquiries. Draft, format, and review official correspondence, memorandums, and briefings in accordance with Department of War (DoW) standards.
• Logistics & Procurement: Monitor and maintain office supply inventories. Coordinate procurement requests through the established contracting framework. Manage maintenance requests for office equipment and coordinate with facility management for infrastructure needs.
• Information Management: Maintain official records management systems. Ensure proper routing, tracking, and archiving of internal taskers, action items, and personnel documents within GISA.
• Security & Access Control: Coordinate visitor access and process clearance certifications (e.g., Visit Authorization Requests). Assist with the administrative in-processing and out-processing of GISA personnel in coordination with the Facility Security Officer (FSO).
• Event Coordination: Organize schedules for conference rooms, coordinate logistical requirements for high-level GISA meetings, and prepare necessary briefing materials and physical read-ahead packets.

Required Skills, Experience & Education

• TS/SCI clearance
• Experience: Minimum 3-5 years of administrative or office management experience, preferably within a military, DoW, or intelligence community environment.
• Technical Skills: Proficiency in standard enterprise software (e.g., Microsoft Office Suite, SharePoint) and familiarity with military correspondence manuals (e.g., AR 25-50 or equivalent DoW directives).
• Operational Skills: Strong organizational abilities, excellent written and verbal communication, and the capacity to manage competing priorities in a fast-paced, mission-driven environment.

Application Deadline: August 17, 2026

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The SMX salary determination process takes into account a number of factors, including but not limited to, geographic location, Federal Government contract labor categories, relevant prior work experience, specific skills, education and certifications. At SMX, one of our Core Values is to Invest in Our People so we offer a competitive mix of compensation, learning & development opportunities, and benefits. Some key components of our robust benefits include health insurance, paid leave, and retirement.

The proposed salary for this position is:

$110,000 - $130,000 USD

At SMX®, we are a team of technical and domain experts dedicated to enabling your mission. From priority national security initiatives for the DoD to highly assured and compliant solutions for healthcare, we understand that digital transformation is key to your future success.

We share your vision for the future and strive to accelerate your impact on the world. We bring both cutting edge technology and an expansive view of what's possible to every engagement. Our delivery model and unique approaches harness our deep technical and domain knowledge, providing forward-looking insights and practical solutions to power secure mission acceleration.

SMX is an Equal Opportunity employer including disabilities and veterans.

Selected applicant may be subject to a background investigation and/or education verification.

SMX does not sponsor a new applicant for employment authorization or immigration related support for this position (i.e. H1B, F-1 OPT, F-1 STEM OPT, F-1 CPT, J-1, TN, E-2, E-3, L-1 and O-1, or any EADs or other forms of work authorization that require immigration support from an employer).