Dexis is a dynamic professional services firm dedicated to partnering with government and community leaders both in the U.S. and internationally to achieve critical social outcomes in a rapidly changing world.
At Dexis, you will experience a corporate culture of inclusiveness, respect, fairness, and trust. You will be given the means and mentorship needed to succeed, and your creativity will be rewarded.
Dexis Professional Services (Dexis) is seeking an Administrative Assistant to provide administrative services, including managing official correspondence, maintaining schedules and calendars, and supporting senior OUSD (A&S) principals.
The Office of the Under Secretary of Defense for Acquisition and Sustainment (OUSD(A&S)) leads the U.S. Department of Defense’s (DoD) efforts in research and development, advanced technology, developmental test and evaluation, production, logistics, installation management, military construction, defense procurement, acquisition policy, environmental and nuclear security, chemical and biological matters, operational energy plans and programs, corrosion policy and oversight, human capital initiatives, and small/disadvantaged business management. To support this mission, OUSD(A&S) requires administrative, analytical, and strategic communication support services.
This position is contingent upon contract award and will be based in the Washington, DC metro area.
Responsibilities- Provide administrative support for OUSD (A&S).
- Maintain assigned Outlook and portal calendars for numerous departments/divisions.
- Monitor due dates, coordinate, assist in completing official correspondence and documents for signature, including letters, notices, instructions, and memoranda.
- Support on assigned fitness report and performance evaluations, awards, training, personnel, security, facilities support.
- Answer telephone calls and refer the calls to the appropriate individuals within the office.
- Assist in completing and track/follow-up on assigned OUSD Action Packages and Division documents in routing.
- Weekly: maintain portal sites, documents, links, libraries, announcements, lists and contacts.
- Other responsibilities may include agenda management, meeting management, information management, content management, tasker management, office management, document management, facilities management, personnel management, security management, travel management, customer relationship management, operations management, and other office administration duties.
- Must have an active Top Secret/SCI clearance, or a TS security clearance but be eligible to receive a SCI.
- Minimum of two (2) years of experience to include, personnel, scheduling, task management, planning, programming, and forecasting, correspondence, security, facilities with Department of Defense.
- Experience within DoD and other federal agencies.
- Demonstrated success managing several direct reports and multiple functional areas across multiple locations.
- Must be highly proficient in using Microsoft Office Suite to include Word, Excel, and PowerPoint.
- Must have excellent analytical and problem solving skills.
- Must have outstanding English writing skills and the ability to quickly deliver quality written products in constrained time periods.
- Must have strong active listening skills to assess customer needs and satisfaction.
- Must have experience in managing customer expectations and working directly with customers.
- Must have outstanding customer service abilities to initiative, judgement, creativity, flexibility, and confidence.
- Must have the ability to multi-task across multiple projects.
- Bachelor’s degree from an accredited college/university.
Dexis is on a mission to help solve today’s most pressing global political, social, and economic challenges and create a world where all people are safe and prosperous. As a Dexis employee, you will be challenged, empowered, and mentored. Our motto is “find a way or make a way” — that’s how Dexis goes “all in.” How will you?
If you are passionate about this opportunity, apply now!
Only those applicants who meet the above criteria will be contacted for interview.
Dexis is an Equal Opportunity Employer, and does not discriminate on the basis of race, color, sex, national origin, religion, pregnancy, disability, age, genetic information, military service, veteran status, ethnicity, citizenship, sexual orientation, gender identity, marital status, childbirth and related medical conditions, including lactation, or any other protected class under applicable law.
As part of a competitive benefits package for eligible employees, Dexis provides healthcare insurance in addition to other staff welfare benefits and perks.
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What We Do
Dexis is a professional services firm that solves the most pressing social challenges in complex environments, paving the way for a more secure and prosperous world.
We advance the mission of leading global engagement agencies, including USAID, the U.S. Department of State, the U.S. Department of Defense, and the U.S. Department of Health & Human Services. We specialize in stabilization and conflict mitigation, security sector assistance, rule of law, anti-corruption, and inclusive economic growth.
Our staff of over 500 full-time employees maintain an active presence across 80 countries. Our ISO 9001-certified quality management system (QMS) makes us a reliable partner with our clients.
Established in 2001, Dexis has grown at double-digit rates for over a decade and is now a solidly middle-market company, a feat demonstrated by 2.5% of small government services firms. Dexis’ agile, digital-forward workforce and robust business platforms ensure adaptive management is built into everything we do.
As a minority-owned company, we are committed to diversity and inclusion as the foundation of our corporate culture. Women make up seventy percent of staff and half of our executive leadership team. Forty percent of our staff and leadership team are from minority or historically under-represented communities.
We are an active member of the communities where we work and provide matching donations to employee-driven social causes. Our employees have top ranked Dexis in Glassdoor as a company with the best growth prospects among its peers.









