Job Description

Job Description

Position Summary

The Administrative Assistant 3 provides advanced administrative support to executives, teams, or departments. This role independently performs a wide range of complex administrative duties under general supervision, handling sensitive and confidential information with discretion. The position requires strong organizational, communication, writing, and data management skills, as well as proficiency with Microsoft Office and task management tools.

Key Responsibilities

Administrative & Organizational Support

• Compile, format, and prepare reports, memos, letters, background materials, and other documentation using word processing and office applications.
• Schedule, coordinate, and modify meetings, appointments, and group activities as needed.
• Perform routine administrative and facilities-related support tasks.
• Track completion of tasks assigned to team members to ensure timely and accurate delivery.
• Manage cube assignments, equipment requests, and office supply orders for on-site staff.
• Submit and follow up on service requests related to facility issues.

Communication & Documentation

• Compose clear, professional communications for software developers, managers, and contractors.
• Respond to or route priority and confidential inquiries on behalf of leadership.
• Attend meetings, capture detailed notes, track action items, and provide concise meeting summaries.
• Collect electronic documents and digital signatures; maintain organized archives of employee e-documents.

Data & Systems Management

• Maintain accurate team data, including employee and contractor contact information and team structure.
• Combine, organize, clean, and analyze data using Microsoft Excel.
• Manage team task boards, including creating lanes, assigning tasks, and tracking progress.
• Support audits by serving as the Audit Coordinator, ensuring audits are assigned appropriately and following up with auditors and subject matter experts to meet timelines.

Confidentiality & Judgment

• Exercise sound judgment and discretion when handling confidential, sensitive, or high-priority information.
• Provide accurate information or referrals while maintaining confidentiality standards.

Required Qualifications

• Advanced proficiency in Microsoft Word, Excel, and other office productivity tools.
• Strong written and verbal communication skills.
• Exceptional attention to detail and organizational abilities.
• Ability to work independently and manage multiple priorities under general supervision.
• Demonstrated experience performing complex administrative functions.

Preferred Qualifications

• Advanced Excel skills, including pivot tables.
• Experience with task automation tools.
• Basic knowledge of Microsoft Power Apps.

About Seneca Resources:

Seneca Resources is client driven provider of strategic Information Technology consulting services and Workforce Solutions to government and industry. Seneca Resources is a leading IT services provider with offices in Reston, Virginia, Alabama and Columbia, Maryland that service clients throughout the United States. The key to our success lies within our strong corporate culture which drives our business. We challenge our staff through engaging work, and we reward our staff through competitive compensation, extensive professional training, and excellent opportunities for career advancement. In turn, we look for only the best and brightest to join our team. We are an Equal Opportunity Employer and value the benefits of diversity in our workplace.

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