16 Results for Senior Administrative Assistant Jobs in New Castle, DE

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Administrative Assistant

Chadds Ford, PA
onsite
Temporary / Contract
20 - 24 USD / Hourly
We are looking for an Administrative Assistant to support daily office operations for an onsite team in Pennsylvania. This Long-term Contract opportunity offers a steady part-time schedule of 20 hours per week across five 4-hour shifts, making it a strong fit for someone who is organized, dependable, and comfortable handling a variety of administrative tasks. The ideal candidate will bring solid experience with office support, communication, and document management while helping maintain an efficient and well-organized workplace. Responsibilities:• Manage day-to-day administrative support activities to keep office operations running smoothly and efficiently.• Prepare, edit, and organize documents, spreadsheets, and correspondence using Microsoft Word and Excel.• Answer incoming calls, greet visitors, and provide front-desk support as needed.• Enter, update, and maintain accurate data in office records and internal tracking systems.• Coordinate schedules, appointments, and routine communications for team members and leadership.• Handle general clerical duties such as filing, scanning, copying, and maintaining organized records.• Support onsite office needs by assisting with routine tasks and ensuring administrative requests are completed promptly.
2026-10-13T00:00:00Z

Administrative Assistant

New Castle, DE
onsite
Temporary / Contract
23 - 25 USD / Hourly
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<ul><li>Provide general administrative support to leadership, program teams, and office staff.</li><li>Answer phones, respond to emails, and greet visitors in a professional and welcoming manner.</li><li>Schedule meetings, manage calendars, and coordinate conference rooms or virtual meeting logistics.</li><li>Prepare correspondence, reports, presentations, and other documents.</li><li>Maintain organized filing systems for electronic and paper records.</li><li>Assist with data entry, database updates, and recordkeeping.</li><li>Order office supplies and help manage vendor and service relationships.</li><li>Support mail distribution, shipping, and other front-office functions.</li><li>Help coordinate events, volunteer activities, board meetings, or donor communications as needed.</li><li>Assist with expense tracking, invoice processing, and basic administrative support for budgets or grant-related documentation.</li><li>Maintain confidentiality of sensitive employee, donor, client, and organizational information.</li><li>Support special projects and other administrative tasks as assigned.</li></ul>
2026-10-07T00:00:00Z

Administrative Assistant

Blue Bell, PA
onsite
Permanent / Full Time
0 - 0 USD / Yearly
Our client is seeking a highly organized and tech-savvy Administrative Assistant to provide day-to-day administrative support in a professional services environment. This role is ideal for someone who is comfortable working with technology, learns new systems quickly, and can manage multiple priorities while maintaining accuracy and professionalism. Key Responsibilities:<ul><li>Provide general administrative and operational support to the team, helping ensure daily activities run smoothly</li><li>Coordinate schedules, correspondence, documents, and other administrative tasks as needed</li><li>Assist with client communications and maintain a professional, service-oriented approach in all interactions</li><li>Utilize technology and AI-based tools to streamline administrative processes and support client communication</li><li>Work with JumpAI to assist with client communications and related workflow processes</li><li>Use CTERA and other technology platforms to support secure data management, privacy, and information handling</li><li>Maintain organized and confidential records while following established procedures for data security</li><li>Assist with various projects and special assignments as needed</li></ul>
2026-10-02T00:00:00Z

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

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
2026-10-05T00:00:00Z

Senior Accountant

Fort Washington, PA
onsite
Permanent / Full Time
0 - 0 USD / Yearly
Are you looking to work in a dynamic, fun environment as a Senior Accountant? Our client is looking to staff a Senior Accountant with previous client services/audit advisory experience and can manage full cycle GL accounting, financial reporting, and FP&A for several clients. As the Senior Accountant, you will manage multiple clients simultaneously, assist with preparing accruals, analyze financial results, request disbursements, draft financial reports, coordinate the month end/year end close prepare data for monthly journal entries, maintain client/vendor relationships, perform account reconciliations, assist with the annual audit process, maintain financial records, and perform financial analysis as needed. The successful candidate for this role will have sharp analytical skills, excellent time management abilities, and strong written and verbal communication skills. How you will make an impact· Implement revenue generating control systems· Prepare monthly financial statements· Complete month close general ledger activities· Assist with the auditing process· Balance Sheet Reconciliation· Review year-end recovery chargebacks· Budget Management· Cash flow forecasting/reporting· Assist with tax filing/compliance· Perform account reconciliation
2026-09-24T00:00:00Z

Senior Accountant

Smyrna, DE
onsite
Permanent / Full Time
70000 - 85000 USD / Yearly
Robert Half is looking for an experienced Senior Accountant to support core financial reporting activities and help maintain accurate, timely accounting operations at our client's site in Delaware. This Senior Accountant position plays a key role in the monthly close cycle, balance sheet integrity, and application of accounting guidance across a range of transactions. The ideal Senior Accountant candidate brings strong analytical ability, sound judgment, and a commitment to producing reliable financial information for business leaders. Responsibilities:<ul><li>Support the preparation of periodic financial statements by compiling data, validating balances, and helping ensure reporting accuracy.</li><li>Lead recurring month-end close activities and coordinate deliverables so accounting deadlines are consistently achieved.</li><li>Complete reconciliations for balance sheet accounts each month, investigate variances, and resolve outstanding items in a timely manner.</li><li>Evaluate the accounting treatment of business activity and apply appropriate accounting guidance to transactions across the organization.</li><li>Review financial results and perform detailed account analysis to identify trends, discrepancies, and areas requiring follow-up.</li><li>Prepare and post journal entries with appropriate support to maintain an accurate general ledger.</li><li>Carry out all work with professionalism, integrity, and a strong focus on supporting the company’s financial health and reputation.</li></ul>
2026-10-14T00:00:00Z

Senior Accountant

New Castle, DE
onsite
Permanent / Full Time
100000 - 120000 USD / Yearly
Salary:$100,000 - $120,000 + 15% Bonus3 days onsite, 2 days remote A diversified global medical devices company has an opening on their Corporate Accounting Team for a driven individual to join their team as a Senior Accountant. This person will act as an accounting business partner to support the shared service center. This position is responsible for assisting in the preparation of internal and external financial statements and monthly close process to ensure accurate and timely results that comply with company guidelines and requirements.What you will do: • Manage and perform various general ledger accounting processes for corporate accounting and supporting shared service center including managing the month end close for assigned areas of responsibility.• Become a super user of the financial reporting and planning tools as well as the company's other ancillary systems, serving as a resource for training and process improvement opportunities.• Review the company’s accounting information to identify and resolve inaccuracies or imbalances.• Maintain current documentation of procedures and proactively identify opportunities to improve process efficiencies.• Support quarterly reviews and annual audit efforts.• Responsible for supporting Financial Planning and Analysis for quarterly reporting requirements and on an ad hoc basis.• Manage domestic expense reporting using third-party software.• Fully leverage IT systems to enhance closing and reporting process and assist with implementations as needed.• Conduct ad-hoc analysis as requested by management.
2026-10-04T00:00:00Z

Administrative Assistant III (Contractor)

Southfield, MI
onsite
Temporary / Contract
20 - 21 USD / Hourly
We are looking for a dependable Administrative Assistant III (Contractor) to support day-to-day office operations in Southfield, MI. This Long-term Contract position is ideal for someone who can keep the workplace organized, stocked, and running smoothly while assisting employees, vendors, and the Facilities team with routine administrative needs. The role works under close supervision and contributes to a safe, detail-oriented, and efficient office environment. Responsibilities:• Coordinate daily administrative activities that help the office operate efficiently and remain well organized.• Monitor workplace supply levels and arrange replenishment to ensure essential items are consistently available.• Support employees and internal teams by responding to routine office and facilities-related requests in a timely manner.• Work with vendors to help schedule services, track visits, and maintain smooth communication regarding office needs.• Assist in maintaining a clean, orderly, and safe workplace by following established office procedures and reporting concerns as needed.• Provide general clerical support, including handling documentation, tracking requests, and updating administrative records.• Partner with the Facilities team on recurring operational tasks and help follow up on open items to completion.
2026-09-21T00:00:00Z

Senior Database Administrator

Fort Washington, PA
onsite
Temporary / Contract
45 - 49 USD / Hourly
We are looking for an experienced Senior Database Administrator to support a complex Microsoft SQL Server environment. This long-term contract position is focused on maintaining dependable, secure, and high-performing database platforms across development, testing, and production environments. The role partners closely with application, infrastructure, and security teams to strengthen availability, improve performance, and uphold data protection standards. This opportunity is ideal for someone who brings deep technical expertise in database operations, recovery planning, automation, and operational support. Responsibilities: • Oversee the day-to-day administration of Microsoft SQL Server databases to maintain stability, uptime, and consistent performance across multiple environments. • Direct backup, restore, high-availability, and disaster recovery activities to ensure business continuity and readiness for operational interruptions. • Investigate and resolve performance bottlenecks, blocking events, deadlocks, failed scheduled jobs, and storage or capacity concerns. • Partner with development teams to refine database queries, improve indexing strategies, and analyze execution plans for stronger application performance. • Manage database security by maintaining user access, role assignments, permissions, auditing controls, and privileged account practices. • Contribute to onboarding efforts related to database account access and privileged credential management, including coordination with security access tools. • Implement and support data masking approaches that protect sensitive information and help meet regulatory and internal compliance expectations. • Create and maintain automation scripts for recurring administrative tasks, monitoring, deployments, and operational support processes. • Assist with patching, upgrades, migrations, and environment refresh efforts while minimizing operational disruption. • Produce and maintain technical documentation, maintenance procedures, and recovery runbooks to support consistent and repeatable database operations.
2026-10-16T00:00:00Z

Accounting Assistant

Wilmington Nt, DE
onsite
Temporary to Hire
21 - 21 USD / Hourly
We are looking for an Accounting Assistant to support a high-volume finance team in Wilmington, Delaware. This contract opportunity with permanent potential is ideal for someone who enjoys balancing administrative work with core accounting tasks and can stay organized in a fast-paced office setting. The person in this role will help keep daily financial activity on track by handling payments, deposits, invoice support, and routine departmental coordination. Success in this position requires accuracy, comfort with computer-based systems, and a dependable approach to meeting deadlines. Responsibilities:• Process incoming cash, check, and card payments and ensure transactions are accurately recorded.• Prepare and reconcile bank deposits by reviewing receipts, balancing totals, and coordinating timely submission of funds.• Respond to general account-related questions by retrieving and reviewing information in financial systems.• Issue checks for items such as permits, tax payments, payroll-related needs, and other authorized expenses.• Track daily invoices and departmental tasks to support smooth accounting operations and timely follow-up.• Provide backup assistance for billing activities, including helping prepare and send customer invoices.• Maintain office and accounting supply inventory, update pricing materials, and assemble and distribute reference books as needed.• Support routine administrative duties such as handling mail and completing additional assignments that assist the accounting team.
2026-10-19T00:00:00Z

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
2026-10-05T00:00:00Z

Administrative Coordinator

Willow Grove, PA
onsite
Temporary / Contract
23.75 - 27.5 USD / Hourly
We are looking for an Administrative Coordinator to support daily office operations for a construction and contractor environment in Willow Grove, PA This Contract position is ideal for someone who can keep schedules organized, manage incoming communication, and provide dependable administrative support across multiple tasks. The role requires strong coordination skills, attention to detail, and the ability to maintain a smooth workflow in a busy setting. Responsibilities:• Coordinate daily administrative activities to help maintain efficient office operations.• Manage calendars, arrange appointments, and adjust schedules as priorities change.• Answer inbound calls professionally, direct inquiries appropriately, and relay messages in a timely manner.• Provide general administrative assistance, including document handling, data entry, and record maintenance.• Support scheduling needs for meetings, staff activities, and operational deadlines.• Assist with communication between internal teams and external contacts to ensure timely follow-up.• Organize office information and maintain accurate files for easy access and tracking.
2026-10-19T00:00:00Z

Senior Tax Accountant

Jenkintown, PA
onsite
Permanent / Full Time
80000 - 200000 USD / Yearly
We are looking for an experienced Senior Tax Accountant to join our client's public accounting team in Pennsylvania. This position is well suited for a tax specialist who can handle advanced return preparation, support financial reporting activities, and serve as a trusted contact for a diverse client base. The role offers broad exposure to closely held businesses, individual and entity taxation, and advisory-focused client work in a collaborative firm environment. Responsibilities:• Prepare and review complex tax filings for corporations, pass-through entities, individuals, estates, and other applicable client structures while maintaining accuracy and timeliness.• Work with client accounting records to identify needed adjustments, refine balances, and ensure books are properly aligned before tax work and reporting are finalized.• Develop and revise financial statements in accordance with applicable regulatory guidance and firm standards.• Examine operating agreements, loan terms, and related financial documents to determine reporting implications and calculate debt service coverage metrics when required.• Oversee multiple engagements at once, set priorities effectively, and deliver completed work within established deadlines.• Build strong client relationships by communicating clearly, resolving questions efficiently, and providing dependable day-to-day service.• Support month-end and year-end close activities through journal entries, general ledger analysis, account reconciliations, and bank reconciliations as needed.• Contribute to corporate tax compliance efforts, including federal, state, local, franchise, consolidated, and multi-state tax matters where applicable.
2026-09-25T00:00:00Z

Senior Auditor

Wilmington Nt, DE
onsite
Permanent / Full Time
0 - 0 USD / Yearly
We are looking for an experienced Senior Auditor to join a collaborative audit team in Wilmington, Delaware. This position is well suited for a detail-oriented individual with a background in information systems auditing who can contribute to control assessments, compliance reviews, and risk-focused audit activities. As the Senior Auditor, you will survey and direct a stable and accurate auditing process, ensuring productivity of internal controls, examining and evaluating financial records, identifying risks, and assessing the accuracy of financial reporting. The ideal candidate will also perform testing of internal controls, coordinate assessments on IT risk, and develop and implement detailed audit plans. This candidate must have excellent analytical and critical thinking abilities to assess financial data, identify trends, and draw relevant conclusions. How you will make an impact· Oversee internal auditing process · Review audit documentation· Identify potential IT risks· Prepare timely documentation for work performed· Safeguard Assets· Ensure audit standards are met· Plan, create and monitor staff audit projects· Establish effective audit programs· Perform risk assessments of raw materials· Report and prepare presentations of audit findings
2026-10-14T00:00:00Z

Senior Property Accountant

Conshohocken, PA
onsite
Permanent / Full Time
0 - 0 USD / Yearly
We have partnered with a growing residential real estate organization on their search for a Senior Property Accountant with public audit expertise, preferably from a large firm. As the Senior Property Accountant, you will manage all accounting transactions, assist with journal entry preparation, analyze leasing costs, review market lease reconciliations, perform accounting analysis, review and approve vendor invoices, perform variance analysis, assist with the year-end financial audit process, prepare monthly bank reconciliations, review and maintain property budget, and assist with annual entity tax returns. The ideal candidate for this role should have strong knowledge of generally accepted accounting principles, experience with real estate accounting software, and advanced financial analysis skills. What you get to do daily· Prepare financial statements and lending reporting packages· Maintain capital lease and monthly payment schedules· Analyze and document loan activity· Perform bank account reconciliation· Support and facilitate the auditing process· Prepare property projections· Assist with cash flow analysis· Prepare complex journal entries and account reconciliations
2026-10-14T00:00:00Z

16 results for Senior Administrative Assistant in New Castle, DE