Senior Administrative Assistant, Floater
Standtogether
Stand Together is a philanthropic community that helps America’s boldest changemakers tackle the root causes of our country’sbiggest problems, from education to the economy, broken communities, and toxic division, among dozens of other pressing issues. We provide our partners with access to resources including funding, thought leadership, a network of peers, and a playbook for applying proven principles to transform lives and society. We’re looking for a dynamic and adaptable Sr. Administrative Assistant to provide flexible, high-quality support across the teams within the Executive Vice President’s (EVPs) portfolio. This role is ideal for an experienced administrative professional who can hit the ground running, bringing the skills, judgment, and expertise needed to support multiple leaders and manage a range of priorities from day one. The work is already underway, and we’re looking for someone who can step in and provide seamless support across the EVP’s portfolio. This role requires the ability to work effectively with different leaders and teams, shifting between priorities and areas of support as needs evolve. The right person will demonstrate strong administrative expertise, initiative, sound judgment, discretion, and the ability to adapt quickly in a fast-paced environment. You’ll play a key role in ensuring our teams run smoothly and that we can continue making an impact together. The role will be based in-person in our Ballston, VA office. Provide flexible administrative support. Support multiple leaders and teams as priorities shift, including light event coordination, ad-hoc project management, and administrative tasks such as reconciling receipts and preparing expense reports on behalf of leaders. Provide calendar management . Manage complex calendars with a high level of attention to detail, coordinating meetings, logistics, and follow-through while anticipating potential conflicts and needs. Operate independently . Use sound judgment and administrative expertise to assess priorities, anticipate needs, and act with minimal direction. Build relationships across the EVP's portfolio. Understand what different leaders and teams need and respond proactively to requests for support. Provide interim support. Step in for other administrative professionals to maintain seamless operations and consistent, high-quality service. 4+ years of professional work experience in a support, administrative, or operations capacity. Strong organizational, communication, and prioritization skills, with the ability to manage multiple competing priorities. Sound judgment, discretion, and the ability to handle sensitive and confidential information. Flexibility, reliability, and the ability to adapt quickly to changing needs and priorities. A proactive, team-oriented approach and the ability to build strong working relationships across an organization. Experience in MS Office Suite, including Outlook, Word, Excel, PowerPoint, OneDrive, and SharePoint. Enthusiasm to contribute to Stand Together's vision and principled approach to solving problems, and a commitment to stewarding our culture, which champions values including transformation and innovation, entrepreneurialism, humility, and respect. Competitive bene fi ts: Enjoy a 6% 401(k) match with immediate vesting, flexible time off, comprehensive health and dental plans, plus wellness and mental health support through Peloton and Talkspace. A meaningful career : Join a passionate community of over 1,300 employees dedicated to improving lives and driving innovative solutions to complex social challenges. Commitment to growth : Thrive in a non-hierarchical environment that empowers employees to discover, develop, and apply their unique talents. Competitive compensation : Our approach rewards the value you create through competitive salaries and bonus opportunities, allowing you to share in the success you help drive. Our Values: Working for an organization within the Stand Together philanthropic community is different from many other places. The culture is deeply rooted in Principle Based Management® (PBM®), a framework guided by the principles that drive human progress, such as dignity, openness, and bottom-up empowerment. PBM® empowers employees to be entrepreneurial, to innovate, and to continually drive transformation. We believe diversity fuels creativity, broadens knowledge, and helps drive success. That is why we’re proud to be an Equal Opportunity Employer and strive to treat all employees and applicants with honesty, dignity, and respect. #J-18808-Ljbffr Standtogether
- ...Overview Location ~ Arlington, VA Job Title ~ Senior Administrative Assistant Salary ~ Commensurate with industry position, depending on experience. Travel ~ May involve travel approximately 10% of the time. We are seeking a Senior...SeniorFull timeTemporary workWork at officeFlexible hours
$28 - $32 per hour
...Job Title: Senior Administrative Assistant Industry: Professional Services / Association Location (city, state): Washington, DC Assignment Type: Contract-to-Hire Pay: $28-$32 per hour, based on experience/alignment Work Schedule: Monday-Friday, 8:45 AM-5...SeniorHourly payLong term contractPermanent employmentContract workWork at officeLocal areaImmediate startMonday to Friday- ...Job Summary We are seeking a Senior Administrative Assistant to provide high‑level administrative and logistical support to a headquarters‑level defense research office. This role ensures smooth day‑to‑day operations, including IT coordination, visitor management, access...SeniorWork at office
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$25 - $30 per hour
...Job Description Job Description Job Title: Senior Administrative Assistant Industry: Administrative / Executive Support / Office Operations Location: Washington, DC (Hybrid) Assignment Type: Contract (3–5 months) Pay: $25–$30/hour (commensurate with experience...SeniorFull timeContract workWork at officeLocal areaMonday to Friday$80.9k - $92.3k
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$21.8 - $28.32 per hour
Posting Details I. Job Overview Job Description Summary: The Senior Administrative Assistant provides administrative support to the Office of Undergraduate Affairs and Special Programs and the Office of the Provost. The position reports directly to the Assistant Provost...SeniorFull timeTemporary workPart timeWork at officeRemote workVisa sponsorshipWork visaMonday to Friday- Intra Management Solutions, Inc. seeks an experienced Program Scheduler in McLean, Virginia to manage and integrate master plans for Department of Defense and Department of Energy programs. The role requires expertise in Primavera P6 and a Bachelor’s degree with at least...Senior
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Senior Administrative Assistant (Administrative Support Assistant III)- Card Capital One is seeking an exceptionally bright, self-motivated, and experienced Administrative Support Assistant III. This pivotal role supports multiple executives, ranging from Director to Managing...SeniorWork at officeLocal areaImmediate start$97.96k - $103.11k
Scheduler For DoD Customer's Classified Network ServicesAbile Group has an exciting and challenging opportunity for a potential Scheduler supporting a DoD Customer's Classified Network Services. The mission will include Operations, Compliance, Cyber Security, Customer ...SeniorContract workTemporary workFor contractorsWork experience placementImmediate start$80.9k - $92.3k
...general business needs Serve as a role model for all other administrative professionals by maintaining the highest levels of customer service... ...discretion, meeting needs and accessibility Provide travel assistance, as needed, for external parties Coordinate all catering,...SeniorFull timePart timeWork at officeLocal area- Chenega Security SBU is seeking an experienced Master Planner Scheduler to join the PMO and oversee complex DoD and national security program schedules. The role transforms requirements into actionable IMS timelines, coordinating across multiple teams and executives. It...Senior
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Overview As a Senior Scheduler, you will work with highly experienced, culturally diverse, and passionate teams nurturing a strong social... ...process and are accommodated in the workplace. If you require assistance or accommodation of any kind, please mention this in your...SeniorWork experience placement- ...committing to a formal job application. Senior Executive Scheduler Washington,... ...Hardware and Software, Advisory & Assistance Services (A&AS), Program & Project Management... ..., Subject Matter Experts, Financial & Administrative Services, and Records Management...SeniorImmediate start
- A leading facilities management company in Virginia is seeking an Estimator/Scheduler to develop and maintain project schedules for construction and renovation projects. This role requires a strong background in facilities scheduling, project management skills, and a minimum...Senior
- M&J Engineering P.C. in Arlington, Virginia is seeking an experienced Construction Scheduler. The ideal candidate will develop and maintain resource-loaded schedules using Primavera P6, monitor project progress, and collaborate with stakeholders to ensure milestones are...Senior
$145.6k - $187.2k
...Senior Scheduler Position Summary: Provides detailed oversight and reporting for contractor schedule submittals. Monitors critical path activities, logic structures, and schedule interfaces. Updates the project schedule monthly, performs variance analysis, recommends...SeniorFor contractors- DC, United States | Posted on 02/10/2026 We'relooking for a skilledSchedulerto provide technical support to ensure construction projects planning and scheduling efforts comply withstandards, codes, and specifications. Key Responsibilities: Creates, maintains, updates...SeniorHourly payContract workLocal area
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- ...your future with Qualus in our Program Management department as a Senior Scheduler. As a Senior Scheduler you will support the... ...), Flexible Spending and/or Health Spending Accounts, Employee Assistance Programs (EAP), Parental Leave, Paid Time Off, and Company Holidays...SeniorTemporary workWork at officeFlexible hours
- ...and Water/Wastewater sectors. We are seeking an experienced Senior Construction Scheduler for a full-time position located in Seattle... ..., and risk analysis techniques Essential Job Functions: Assist in implementing project planning and scheduling strategy, plans...SeniorFull timeContract workTemporary workFor contractorsCasual workHome officeNight shift
$112.2k - $196.4k
...Safety, and other supporting services to achieve program success. Senior Scheduler/Analyst creates, maintains, updates, analyzes, and... ...or program level based on input from multiple sites Provide assistance on any potential modifications and development or review of Time...SeniorContract workFor contractorsLocal areaWorldwideFlexible hours
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