19 Results for Office Administrative Assistant Jobs in New Castle, DE

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Administrative Assistant

Philadelphia, PA
onsite
Temporary / Contract
19 - 20 USD / Hourly
We are looking for an Administrative Assistant to support executive leadership within a mission-driven non-profit organization located in the Greater Philadelphia Region. This long-term contract opportunity is ideal for someone who excels at coordinating schedules, organizing meetings, and maintaining smooth day-to-day office operations. The Administrative Assistant role requires strong attention to detail, effective communication, and the ability to manage multiple administrative priorities with accuracy and discretion. What you get to do every single day:• Coordinate executive calendars, arrange appointments, and keep meeting schedules organized and up to date.• Prepare meeting materials in advance, confirm logistics, and help ensure attendees have the information they need.• Record key discussion points during meetings and distribute clear, organized notes to appropriate stakeholders.• Handle incoming calls courteously, respond to routine inquiries, and direct messages to the appropriate contacts.• Perform a variety of office support tasks, including document preparation, filing, and general administrative coordination.• Enter and maintain information in internal records and databases with a high level of accuracy.• Support front-desk and reception activities by greeting visitors and helping create a detail-oriented office environment.
2026-10-28T00:00:00Z

Administrative Assistant

King of Prussia, PA
onsite
Temporary / Contract
27 - 28 USD / Hourly
We are looking for an Administrative Assistant to support daily office operations in Pennsylvania. This fully onsite opportunity is a long-term contract position and is ideal for someone who thrives in a fast-moving business setting with frequent executive and visitor interaction. The role combines front desk coordination, administrative support, scheduling, and office organization to help the team run smoothly each day. Responsibilities: • Welcome visitors, manage the reception area, and serve as the first point of contact for calls and in-person inquiries. • Coordinate calendars, meetings, and logistics for directors, project managers, and other office leaders. • Arrange business travel, prepare itineraries, and support related scheduling needs for staff and executives. • Maintain office readiness by ordering supplies, organizing shared spaces, and assisting with general facilities coordination. • Provide administrative support through data entry, document preparation, filing, and record maintenance using business systems and Microsoft Office tools. • Assist with meal coordination for meetings and team events, including placing lunch orders and confirming delivery details. • Monitor changing priorities throughout the day and communicate with stakeholders to ensure urgent needs are addressed appropriately. • Support office workflow by updating information in internal platforms such as SharePoint and Workday as needed.
2026-11-05T00:00:00Z

Administrative Assistant

Philadelphia, PA
onsite
Temporary / Contract
19 - 20 USD / Hourly
We are looking for an Administrative Assistant to provide dependable support for donor communications and day-to-day office operations. This Administrative Assistant contract position is ideal for someone who combines strong organization skills with a detail-oriented, friendly approach when assisting donors and internal staff. The role focuses on keeping administrative tasks on track, handling donation-related coordination with care, and contributing to fundraising support activities throughout the year. Here’s how you’ll contribute each day: • Respond to incoming donor phone calls courteously, document messages accurately, and direct questions to the appropriate team members.• Provide broad administrative support by organizing correspondence, maintaining records, and assisting with routine office tasks.• Enter and process donation information with a high degree of accuracy to help ensure timely and reliable recordkeeping.• Prepare and print donor acknowledgement letters and related communications in support of stewardship efforts.• Help organize materials and items following events to keep supplies, documentation, and follow-up activities in order.• Assist with fundraising initiatives by supporting year-end appeal preparation, including hand-addressing envelopes and managing mail-related tasks.• Support front-desk and receptionist-style duties as needed to maintain smooth daily office operations.
2026-11-05T00:00:00Z

Administrative Assistant

Wilmington, DE
onsite
Temporary / Contract
23 - 23 USD / Hourly
We are looking for an organized Administrative Assistant to provide essential operational and executive support for a youth-focused nonprofit in Wilmington, Delaware. This Long-term Contract position plays a key role in keeping daily office functions running smoothly while strengthening communication, coordination, and internal processes. The ideal candidate brings strong administrative experience, sound judgment, and the ability to manage multiple priorities in a fast-paced onsite environment. Responsibilities:• Build and refine office procedures that improve consistency, efficiency, and day-to-day administrative operations.• Maintain organized recordkeeping, filing practices, and support systems for office and basic financial administration.• Manage scheduling for leadership, including calendars, meeting logistics, and travel arrangements as needed.• Prepare and distribute communications such as internal updates, newsletters, and social media content support.• Provide administrative coordination for events and assist with operational needs tied to youth programs.• Capture meeting discussions, organize notes, and help assemble reports, agendas, and planning documents.• Assist with onboarding paperwork and other human resources-related administrative tasks.• Serve as a point of coordination between leadership, staff, and external partners to support smooth organizational workflow.
2026-10-08T00:00:00Z

Office Administrator

West Chester, PA
onsite
Permanent / Full Time
0 - 0 USD / Yearly
Robert Half is currently working with a client on their search for a well-spoken, Office Administrator with light bookkeeping experience as they will be assisting with accounts payable/receivable, invoicing, and processing expenses. This candidate will oversee day-to-day administrative tasks, coordinating office activities and providing HR support. Duties for this role will consist of: sorting and distributing incoming and outgoing mail and packages, drafting and sending internal office communications, calendar management, preparing tax return packages for signature, maintaining electronic and hard copy files, coordinating office maintenance and repairs, assisting with basic bookkeeping transactions, processing payroll/timecards, conducting phone screens and maintaining the upkeep/cleanliness of the office. The ideal Office Administrator for this role should have outstanding communication and interpersonal skills, excellent organizational skills, and strong multi-tasking capabilities. Major Responsibilities· Serve as a primary point of contact for customers, visitors, vendors, and employees· Answer phones, respond to general inquiries, and ensure questions or requests are directed to the appropriate team member· Maintain a welcoming, organized, and professional office environment· Assist with routine financial tasks, including:<ul><li>Accounts payable support</li><li>Accounts receivable assistance</li><li>Customer and vendor invoicing</li><li>Expense tracking and documentation</li></ul>· Coordinate with the Bookkeeper to ensure financial information and supporting documentation are accurate and organized· Assist with general data entry, filing, recordkeeping, and other office administration as needed· Communicate with customers and vendors regarding invoices, payments, and general questions· Support the team with day-to-day administrative needs and special projects· Maintain confidentiality and demonstrate sound judgment when handling company and financial information
2026-10-26T00:00:00Z

Executive Administrative Assistant

King of Prussia, PA
onsite
Permanent / Full Time
0 - 0 USD / Yearly
Non-Profit client located in the King of Prussia/Wayne, PA area is looking to hire a tech savvy Executive Administrative Assistant with proven experience supporting c-suite executives. As the Executive Administrative Assistant, you will provide general office support, manage calendars and schedule appointments, own the travel coordinator process, draft meeting notes, maintain and update client files, assist with grant submissions, receive and sort incoming mail/deliveries, assist with basic accounting tasks as needed, greet visitors, and assist with ad hoc projects. The ideal candidate for this role should have excellent communication and interpersonal skills and be proficient with Microsoft Office Suite applications. Primary Responsibilities· Provide comprehensive administrative and organizational support to C-Suite executives· Manage calendars, meetings, correspondence, documents, and other day-to-day administrative needs· Anticipate leadership needs and proactively prepare materials, information, and follow-up items· Coordinate meetings and assist with scheduling across multiple internal and external stakeholders· Prepare, format, edit, and organize presentations, reports, correspondence, and other executive-level materials· Maintain accurate records and ensure important deadlines, commitments, and follow-up items remain on track· Communicate professionally with internal teams, external partners, community organizations, and other stakeholders· Handle sensitive and confidential information with discretion· Assist with special projects, events, conferences, and other initiatives as needed
2026-11-03T00:00:00Z

Part-time Administrative Assistant

Sewell, NJ
onsite
Temporary / Contract
18 - 19 USD / Hourly
We are looking for a dependable part-time Administrative Assistant to support daily office operations for a detail-focused services environment in Sewell, New Jersey. This onsite opportunity is a Long-term Contract position suited for someone who enjoys keeping workflows organized, assisting visitors and callers, and handling a variety of administrative tasks with accuracy. The ideal candidate brings a strong background, strong attention to detail, and the ability to manage part-time scheduling needs during both regular and peak business periods. Responsibilities:• Welcome visitors and provide front-desk support while maintaining a detail-focused and organized office environment.• Manage incoming phone calls, direct inquiries appropriately, and relay messages in a timely manner.• Enter, update, and maintain records with a high degree of accuracy across administrative systems and documents.• Provide general clerical support such as filing, scanning, document preparation, and correspondence handling.• Coordinate routine office activities to help ensure daily operations run smoothly and efficiently.• Support seasonal workload changes by adjusting availability to meet increased business demands during peak periods.• Assist with receptionist-related duties and respond promptly to internal and external administrative requests.
2026-11-05T00:00:00Z

Executive Assistant

Wayne, PA
onsite
Temporary to Hire
41 - 42 USD / Hourly
We are looking for an experienced Executive Assistant to provide high-level support to senior leadership. This contract opportunity is ideal for a candidate with significant experience who thrives in a fast-paced onsite environment and can manage competing priorities with discretion and precision. The position will focus on executive scheduling, travel planning, meeting coordination, and administrative support while serving as a dependable point of contact for internal and external stakeholders. Responsibilities: • Oversee complex executive calendars, aligning meetings, appointments, and priority commitments to ensure efficient use of leadership time. • Arrange domestic and international travel, including transportation, lodging, and itinerary preparation, while adjusting plans as needed. • Coordinate leadership meetings and events by managing schedules, logistics, materials, and follow-up actions. • Prepare presentations, documents, and other business materials using Microsoft Office applications to support executive communication. • Maintain and organize sensitive files, correspondence, and records with a high level of confidentiality and accuracy. • Act as a central liaison for executives by responding to inquiries and facilitating communication with key stakeholders. • Provide day-to-day administrative support to senior leaders, anticipating needs and resolving scheduling or logistical challenges proactively.
2026-11-05T00:00:00Z

Executive Assistant

Philadelphia, PA
onsite
Temporary to Hire
33.25 - 35 USD / Hourly
We are looking for an Executive Assistant to support daily operations and help keep projects, meetings, and communications running smoothly for a prestigious organization located in the Greater Philadelphia Region. This contract Executive Assistant opportunity with potential for a permanent role is ideal for someone who is highly organized, proactive, and comfortable managing a wide range of administrative and coordination tasks in a fast-paced real estate environment. The role will partner with internal teams and external contacts while ensuring materials, schedules, and reporting are handled accurately and efficiently. Here’s how you’ll contribute each day: • Arrange calendars, schedule meetings, and confirm logistics to ensure internal and external sessions run efficiently.• Provide day-to-day administrative assistance, including drafting correspondence, maintaining records, and supporting special projects.• Identify prospective vendors, participate in screening conversations, and help evaluate options based on business needs.• Coordinate event details such as materials, timelines, and onsite support for meetings and company functions.• Maintain productive relationships with vendors by managing communication, follow-ups, and service-related needs.• Oversee ordering of branded items, office materials, and event supplies while tracking requests and delivery timelines.• Prepare and organize documents, presentation materials, and supporting information for meetings and events.• Distribute surveys, compile responses, and summarize results for internal review and decision-making.• Create forms, update spreadsheets, and process expense reports using company tools, with training provided on designated systems.• Serve as a point of contact for internal staff and external partners, helping keep communication clear and tasks on schedule.
2026-10-27T00:00:00Z

Office Manager

Wilmington, DE
onsite
Permanent / Full Time
0 - 0 USD / Yearly
We are seeking an experienced and proactive Office Manager to oversee daily office operations and ensure an efficient, productive workplace for our thriving client. The ideal candidate will have previous bookkeeping and payroll experience as they will perform accounts receivable/payable tasks, process payroll, maintain human resource records, assist with recruiting and building a candidate pipeline, coordinate office maintenance, manage vendor relationships, perform candidate onboarding, and manage office inventory. A strong background in HR and payroll is required. What you get to partake in:<ul><li>Manage and oversee day-to-day office operations.</li><li>Coordinate administrative activities and support internal teams as needed.</li><li>Maintain office systems, procedures, and organizational processes.</li><li>Identify opportunities to improve efficiency and help automate manual processes.</li><li>Manage office supplies, equipment, vendors, and facility-related needs.</li><li>Serve as a key point of contact for employees, vendors, and visitors.</li><li>Ensure office operations run smoothly while maintaining a professional and organized environment.</li></ul>
2026-10-26T00:00:00Z

Office Manager

Elkins Park, PA
onsite
Temporary / Contract
19 - 22 USD / Hourly
Our client is seeking a highly organized and customer-focused Office Manager to support the daily operations of a busy service-based business. This position serves as the hub of communication between customers, field staff, and internal operations, ensuring schedules are managed efficiently and administrative processes run smoothly. Responsibilities:• Oversee day-to-day office activities to maintain an efficient and well-organized workplace.• Welcome visitors, answer incoming calls, and provide attentive front-desk support.• Monitor inventory levels for office materials and arrange timely replenishment of needed supplies.• Coordinate purchasing of office products and work with vendors to keep essential items available.• Process accounts payable tasks, including reviewing invoices and supporting accurate payment workflows.• Maintain administrative records, correspondence, and general office documentation.• Assist with scheduling, internal coordination, and other clerical duties that support office operations.
2026-11-05T00:00:00Z

Office Coordinator

Ardmore, PA
onsite
Permanent / Full Time
0 - 0 USD / Yearly
We have partnered with a thriving firm on their search for a focused Office Coordinator who can handle multiple tasks within a changing environment. This candidate will support daily office functions and help maintain an efficient workplace. This role is responsible for greeting guests, coordinating office activities, managing schedules and communications, supporting internal teams, and ensuring smooth day-to-day operations. The ideal candidate is detail-oriented, adaptable, and able to handle multiple priorities in a fast-paced environment. Based on general knowledge. Primary Responsibilities· Support daily administrative and operational activities across the office· Coordinate schedules, meetings, and office communications· Maintain office organization, supplies, and vendor relationships· Assist with process improvement and workflow coordination· Resolve office maintenance requests· Coordinate off-site office events and luncheons· Provide general support to leadership and cross-functional teams
2026-11-04T00:00:00Z

Executive Legal Assistant

Philadelphia, PA
onsite
Permanent / Full Time
70000 - 80000 USD / Yearly
A well-established law firm in Center City Philadelphia is seeking an experienced Executive Assistant to provide direct administrative support to a Partner in its litigation practice. This position requires strong organizational skills, attention to detail, and the ability to manage multiple priorities in a fast-paced legal environment. Interested candidates with legal and executive administrative experience, should reach out to Kevin Ross w/ Robert Half in Philadelphia.
2026-11-03T00:00:00Z

Accounting Assistant

Lancaster, PA
onsite
Temporary / Contract
17 - 21 USD / Hourly
A growing organization is seeking a detail-oriented Accounting Assistant to support daily financial operations. This position plays a vital role in maintaining accurate records, processing transactions, and ensuring timely handling of financial documentation. The ideal candidate is organized, dependable, and comfortable managing multiple priorities in a fast-paced environment. Key Responsibilities<ul><li>Process and distribute incoming and outgoing financial correspondence and documentation.</li><li>Prepare and issue refund payments while maintaining appropriate records and supporting documentation.</li><li>Perform remote deposit functions and ensure timely and accurate posting of funds.</li><li>Track, record, and monitor payment activity to support transaction accuracy and accountability.</li><li>Assist with direct deposit enrollment requests, including verification of required information.</li><li>Complete payment-related tasks within established deadlines while adhering to internal controls and compliance guidelines.</li><li>Support accounts payable and accounts receivable processes, including invoice review, coding, and payment tracking.</li><li>Assist with account reconciliations and other activities that help ensure the accuracy of financial records and banking transactions.</li><li>Maintain organized financial files and documentation in accordance with company policies.</li><li>Collaborate with internal departments to research and resolve payment and transaction discrepancies.</li></ul>
2026-11-06T00:00:00Z

Accounting Assistant

Coatesville, PA
onsite
Temporary / Contract
29 - 30 USD / Hourly
We are looking for an Accounting Assistant to support day-to-day finance operations for a Long-term Contract position based in Coatesville, Pennsylvania. This role is well suited for someone who enjoys balancing payables, receivables, and routine accounting tasks in a fast-paced environment. The position begins with a hybrid schedule in December and moves to fully onsite work starting in January, offering the opportunity to contribute to a busy accounting team during an extended assignment. Responsibilities: • Manage a high volume of vendor invoices each week, ensuring accurate coding, matching, and timely entry into the accounting system. • Support payment processing activities, including preparation of weekly check runs and maintenance of vendor records. • Handle accounts receivable tasks by generating customer invoices, updating client account details, and following up on outstanding balances. • Enter purchase order information and maintain organized financial documentation to support daily accounting operations. • Assist with general accounting activities such as account review, transaction support, and routine financial administration. • Perform bank reconciliations and help verify that recorded transactions align with account activity. • Contribute to finance-related administrative work tied to ongoing organizational changes and evolving accounting processes.
2026-11-05T00:00:00Z

Office Clerk

Philadelphia, PA
onsite
Temporary to Hire
19 - 22 USD / Hourly
Our client is seeking an organized and detail-oriented professional to support their business office. This role is responsible for scanning and indexing documents within the EDM system, managing incoming and outgoing correspondence, and ensuring records are maintained accurately and efficiently. Responsibilities Scan, upload, and organize documents within the EDM system. Handle and distribute business office correspondence. Maintain accurate electronic records and filing systems. Perform data entry and general administrative support duties. Ensure the confidentiality and accuracy of company documents. Qualifications Strong computer and data entry skills. Excellent organizational skills and attention to detail. Ability to manage multiple priorities in a fast-paced environment. Prior administrative, document management, records management, or office support experience preferred.
2026-11-06T00:00:00Z

Accounting Administrator

Chadds Ford, PA
onsite
Temporary / Contract
24 - 25 USD / Hourly
We are looking for a dependable Accounting Administrator to support day-to-day financial operations for a Contract position based onsite in Chadds Ford, Pennsylvania. This role is well suited to someone who takes initiative, works confidently with minimal supervision, and enjoys contributing wherever needed to keep accounting processes running smoothly. The position offers the opportunity to handle a broad mix of transactional accounting tasks while partnering closely with the team in a detail-focused office environment. Responsibilities:• Process vendor invoices accurately, assign appropriate coding, and help maintain timely accounts payable activity.• Support incoming payments and customer account activity by assisting with accounts receivable tracking and documentation.• Reconcile bank statements and internal records to identify discrepancies and ensure accurate financial balances.• Enter, update, and maintain accounting information in QuickBooks with strong attention to detail.• Prepare spreadsheets, letters, and other routine documentation using Excel and Word to support daily operations.• Work independently to manage assigned tasks, follow through on deadlines, and escalate issues when needed.• Provide general administrative and accounting support to the team and step in on additional duties as priorities shift.
2026-11-06T00:00:00Z

Tax & Finance Assistant

Phoenixville, PA
onsite
Permanent / Full Time
0 - 0 USD / Yearly
Stable firm has an exciting opportunity for a Tax & Finance Assistant with previous experience in bookkeeping, accounting and financial services. The Tax & Finance Assistant will be responsible for preparing quarterly and annual tax provisions, creating and implementing strategic tax planning, preparing and filing accurate and timely tax returns, assisting with bookkeeping and payroll activities, providing administrative support, and preparing financial reports. To be successful in this role, the Tax & Finance Assistant must have in-depth knowledge of tax laws and regulations, strong analytical and problem solving skills, and the ability to manage multiple priorities and meet deadlines. What you get to do everyday <ul><li>Support tax professionals throughout the tax preparation process by performing a variety of administrative duties. </li><li>Communicate with clients via phone and email to request tax documents, answer general questions, and provide status updates. </li><li>Organize, scan, upload, and maintain client tax files and supporting documentation. </li><li>Schedule client appointments and assist with managing calendars during busy tax seasons. </li><li>Review incoming documents for completeness and follow up with clients regarding missing information. </li><li>Prepare engagement letters, client correspondence, and other administrative documents. </li><li>Enter and update client information within tax preparation software and internal databases. </li><li>Maintain accurate records while ensuring confidentiality of sensitive financial information. </li><li>Assist with general office and finance-related administrative projects as needed. </li><li>Provide exceptional customer service while building positive client relationships. </li></ul>
2026-11-03T00:00:00Z

Accounting Clerk

Chalfont, PA
onsite
Temporary to Hire
20 - 24 USD / Hourly
Our client is seeking a detail-oriented Accounting Clerk for a contract-to-permanent opportunity in Chalfont, PA. Reporting directly to the Controller, this role will be responsible for managing accounts payable, accounts receivable, weekly invoicing, and assisting with month-end close activities. The ideal candidate will have experience working in Microsoft Office, strong attention to detail, and the ability to manage multiple priorities in a fast-paced environment. This position offers the potential for long-term employment based on performance and business needs. ResponsibilitiesProcess accounts payable transactions, including invoice entry, coding, and vendor payments.Manage accounts receivable functions, including invoicing, cash applications, collections, and account reconciliations.Prepare and distribute weekly customer invoices.Monitor outstanding receivables and follow up on past-due balances.Assist the Controller with month-end close activities, including reconciliations and account analysis.Maintain accurate financial records and supporting documentation.Research and resolve billing discrepancies, vendor inquiries, and payment issues.Reconcile vendor statements and customer accounts.Process transactions and generate reports.Assist with general accounting and administrative duties as needed.Collaborate with internal departments to ensure accurate and timely financial reporting. Qualifications2+ years of accounting, accounts payable, accounts receivable, or bookkeeping experience.Proficiency in Microsoft Office, particularly Excel.Strong organizational skills and attention to detail.Ability to prioritize tasks and meet deadlines.Excellent communication and problem-solving skills.Associate's or Bachelor's degree in Accounting, Finance, or related field preferred.
2026-10-27T00:00:00Z

19 results for Office Administrative Assistant in New Castle, DE