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Administrative Assistant

Job in New Castle, New Castle County, Delaware, 19720, USA
Listing for: Robert Half
Seasonal/Temporary position
Listed on 2026-10-10
Job specializations:
  • Administrative/Clerical
    Office Administrator/ Coordinator
Job Description & How to Apply Below
Description

Position Summary

Our nonprofit organization is seeking a dependable and organized Administrative Assistant to support daily office operations in New Castle, Delaware. This role is ideal for a professional who enjoys helping mission-driven teams stay organized, efficient, and responsive. The Administrative Assistant will provide clerical, scheduling, communication, and administrative support to leadership and program staff while helping ensure smooth day-to-day operations.

Key Responsibilities

+ Provide general administrative support to leadership, program teams, and office staff.

+ Answer phones, respond to emails, and greet visitors in a professional and welcoming manner.

+ Schedule meetings, manage calendars, and coordinate conference rooms or virtual meeting logistics.

+ Prepare correspondence, reports, presentations, and other documents.

+ Maintain organized filing systems for electronic and paper records.

+ Assist with data entry, database updates, and recordkeeping.

+ Order office supplies and help manage vendor and service relationships.

+ Support mail distribution, shipping, and other front-office functions.

+ Help coordinate events, volunteer activities, board meetings, or donor communications as needed.

+ Assist with expense tracking, invoice processing, and basic administrative support for budgets or grant-related documentation.

+ Maintain confidentiality of sensitive employee, donor, client, and organizational information.

+ Support special projects and other administrative tasks as assigned.

Requirements

Qualifications

+ High school diploma or equivalent required; associate or bachelor's degree preferred.

+ 2+ years of administrative support experience, preferably in a nonprofit, education, healthcare, or professional office environment.

+ Strong organizational skills and attention to detail.

+ Excellent written and verbal communication skills.

+ Proficiency in Microsoft Office Suite, including Word, Excel, Outlook, and PowerPoint.

+

Experience with databases, donor management systems, or CRM platforms is a plus.

+ Ability to manage multiple priorities and meet deadlines in a fast-paced environment.

+ Professional, service-oriented approach with strong interpersonal skills.

+ Ability to work independently and as part of a team.

+ Commitment to the mission and values of a nonprofit organization.

Talent Match®

Robert Half is the world's first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.

Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app ()  and get 1-tap apply, notifications of AI-matched jobs, and much more.

All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit  for more information.

© 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking "Apply Now," you're agreeing to Robert Half's Terms of Use ()  and Privacy Notice () .
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