HR Administrative Assistant III at SAIC, Reston, VA

HR Administrative Assistant III at SAIC in Reston, VA. Full-time. Est. up to $80k. Apply with swipeandhired.

SAIC is seeking an HR Administrative Assistant to join our Corporate office. This is a full-time, on-site position located at our headquarters in Reston, VA . This position will play a key role in supporting the day-to-day Human Resources operations by providing administrative support to multiple leaders across the Human Resources organization.

Key Responsibilities

• Provide administrative support to Human Resources leadership and their teams

• Schedule and coordinate HR-related meetings (e.g., staffing reviews, employee engagement meetings, talent discussions), manage invitations, and support meeting logistics

• Create, format, and update PowerPoint presentations, reports, and other HR business materials (e.g., org charts, dashboards, HR communications)

• Develop and maintain Excel spreadsheets, trackers, and records to support HR activities (e.g., headcount tracking, onboarding/offboarding logs, training attendance, action trackers)

• Use Microsoft Teams, Outlook, SharePoint, and other tools to support collaboration, HR document management, and information sharing across HR and business stakeholders

• Organize and maintain electronic HR files, shared folders, and departmental resources in alignment with HR data handling guidelines

• Assist with planning and coordinating HR-related events and activities (e.g., town halls, training sessions, employee engagement events, recognition activities)

• Track HR administrative requests, action items, and deadlines, ensuring timely follow-up and status updates to HR leaders

• Support standard HR processes and cycles (e.g., performance/talent reviews, engagement initiatives, communications) by preparing materials, consolidating information, and managing logistics

• Manage multiple assignments and shifting priorities while delivering timely, high-quality support to HR and related teams

• Handle confidential employee and company information with the highest level of discretion, professionalism, and sound judgment

Required Qualifications

• High school diploma or equivalent; Associate degree preferred
• 5 years of administrative or office support experience; experience in an HR or corporate function preferred
• Proficiency in Microsoft Office Suite, including PowerPoint, Excel, Word, Outlook, and Teams
• Experience creating and formatting professional presentations and business documents
• Working knowledge of Excel, including data entry, formatting, sorting, filtering, and basic formulas
• Strong organizational skills with the ability to manage multiple tasks and competing priorities
• Excellent written and verbal communication skills
• Strong attention to detail and accuracy
• Ability to work independently and collaboratively with multiple teams and stakeholders
• Professionalism and demonstrated ability to handle confidential or sensitive HR-related information appropriately
• US Citizenship required

Preferred Qualifications

• Previous administrative experience supporting Human Resources and/or multiple corporate departments or business functions