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Administrative Assistant

System One • Arlington, VA • 1h ago

Job Title: Administrative Assistant

Location: Arlington, Virginia

Type: Contract To Hire

Compensation: $30.00 per hour

Contractor Work Model: Onsite

Security Clearance: Capable of obtaining a DoD Security Clearance

Overview

We're looking for a highly organized and proactive Administrative Assistant to support senior leadership in a fast-paced, collaborative environment. In this role, you'll play a key part in keeping operations running smoothly-managing schedules, coordinating meetings, and ensuring seamless communication across multiple teams and organizations.

This is a great opportunity for someone who thrives in a dynamic setting, enjoys multitasking, and takes pride in staying one step ahead.

What You'll Do Executive & Team Support

Provide day-to-day administrative support to senior leadership

Coordinate activities and follow-ups across multiple teams and stakeholders

Anticipate leadership needs and proactively prepare for upcoming priorities

Calendar & Schedule Management

Manage complex, frequently changing calendars using Microsoft Outlook

Coordinate meetings, conference rooms, and visitor schedules

Communicate schedule changes quickly and effectively to all participants

Meetings & Coordination

Organize and support team and leadership meetings

Prepare agendas, attend meetings, and capture notes and action items

Track and follow up on key deliverables and action items

Travel & Expense Management

Arrange domestic and international travel, including logistics and itineraries

Prepare and submit expense reports accurately and on time

Anticipate potential travel challenges and plan alternatives

Office Operations & Technology

Support the setup and operation of audiovisual and telecommunications equipment

Help maintain smooth day-to-day operations within the office environment

What You Bring Required Qualifications

3+ years of experience supporting senior leaders as an Administrative Assistant (ideally in a government or defense-related environment)

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

Experience managing calendars, emails, and schedules in a fast-paced environment

Experience coordinating travel (domestic and international) and expense reporting

Ability to obtain a DoD Security Clearance

Skills & Strengths

Highly organized with strong attention to detail

Excellent time management and ability to prioritize competing tasks

Strong written and verbal communication skills

Proactive, self-motivated, and able to work with minimal supervision

Comfortable working with a variety of stakeholders across different teams and organizations

Quick learner with a positive, team-oriented mindset

Nice to Have

Advanced skills in Microsoft Outlook and Office tools

Experience working in a fast-paced, multi-team or cross-organizational environment

Experience managing travel risks and adjusting plans as needed

Experience supporting diverse teams, including international stakeholders

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

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Ref: #851-Rockville-S1

System One, and its subsidiaries including Joulé, ALTA IT Services, CM Access, TPGS, and MOUNTAIN, LTD., are leaders in delivering workforce solutions and integrated services across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible full-time employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

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