Summary
Overview
Work History
Education
Skills
Languages
Timeline
Generic

Marcelina Castillo

Grand Prairie

Summary

Hardworking and focused administrative professional offering excellent communication, planning and prioritization skills demonstrated through 10+ years of performance. Exceptional leadership skills with expertise in streamlining workflow to optimize personnel strengths. Reliable problem solver and task organizer with capacity to provide deliberate structure to chaotic workloads.

Overview

11
11
years of professional experience

Work History

Accounts Payable Clerk

IDN Acme, Inc.
02.2024 - Current
  • Streamlined invoice processing by implementing efficient filing and tracking systems.
  • Reduced late payment penalties by closely monitoring due dates and managing timely payments.
  • Improved vendor relationships through diligent communication and prompt issue resolution.
  • Maintained accurate financial records by regularly reconciling accounts payable transactions.
  • Assisted in month-end closing procedures, ensuring all invoices were processed on time to reflect accurate financial statements.
  • Collaborated with other departments to resolve discrepancies in invoices or purchase orders, promoting smooth business operations.
  • Prepared vendor invoices and processed incoming payments.
  • Reviewed vendor invoices for appropriate documentation and validity prior to payment.
  • Maintained good working relationships with vendors and resolved disputes.
  • Applied proper codes to invoices, files, and receipts to keep records organized and easily searchable.
  • Stored office and client records on secured server to prevent data losses, conducting regular backups.
  • Handled day-to-day accounting processes to drive financial accuracy.
  • Supported management by processing invoices and documents with consistent on-time delivery.
  • Entered figures using 10-key calculator to compute data quickly.

Sr. Administrative Assistant

Osburn Contractors
09.2018 - Current
  • Managed electronic records database and handled all file requests.
  • Acted as backup for other employees by providing support and adapting to requirements of department.
  • Delivered top-notch administrative support to office staff, promoting excellence in office operations.
  • Maintained personal schedule, professional calendar and individual appointments for senior staff members.
  • Sorted, opened, and routed mail and deliveries to meet business requirements.
  • Coached new employees on administrative procedures, company policies, and performance standards.
  • Prepared flawless emails and other documents upon direction of immediate supervisor.
  • Drafted documents in company-directed formats and fonts accurately and consistently.
  • Arranged business travel details for company employees per supervisor requirements.
  • Acquired proper equipment, refreshments and supplies for meetings.
  • Coordinated office activities and public events.
  • Managed disbursement of information per executive request by monitoring client arrivals and access facility access.
  • Updated reports, managed accounts, and generated reports for company database.
  • Oversaw office inventory activities by ordering and requisitions and stocking and shipment receiving.
  • Developed and maintained successful relationships with vendors, suppliers and contractors.
  • Handled confidential and sensitive information with discretion and tact.
  • Managed executive calendars, scheduling meetings and appointments and coordinating travel arrangements to optimize time.
  • Organized and coordinated conferences and monthly meetings.
  • Processed travel expenses and reimbursements for executive team and senior management group.
  • Updated spreadsheets and databases to track, analyze, and report on performance and sales data.
  • Handled logistics, catering, agendas and travel arrangements for meeting and event planning for board of directors, president and executive vice president.
  • Managed mail and both incoming and outgoing correspondence, mail, email and faxes.
  • Greeted arriving visitors, determined nature and purpose of visit and directed individuals to appropriate destinations.
  • Analyzed and evaluated construction bids to select most cost-effective contractors.

LIFE Aide/Special Education Clerk

Irving ISD
09.2016 - 09.2018
  • Input data into spreadsheets and databases.
  • Reviewed files, records and other documents to obtain information to respond to requests.
  • Answered and managed incoming and outgoing calls while recording accurate messages for distribution to office staff.
  • Promptly received and forwarded incoming communications, such as phone calls, emails and letters, to appropriate staff.
  • Kept office supplies well organized and sufficiently stocked, placing orders promptly to replenish materials before depleted.
  • Utilized office management software to record and track customer information.
  • Processed incoming and outgoing mail and packages according to established procedures.
  • Coordinated and scheduled meetings and appointments.
  • Created and maintained detailed records of all office activities.
  • Edited documents to keep company materials free of grammar errors.
  • Delivered personalized educational, behavioral, and emotional support to individual students to enable positive learning outcomes.
  • Offered student support through special accommodations, extra assistance, and assessments.
  • Interacted physically and verbally with students throughout each day.
  • Maintained positive attitude and affirmatively communicated with each student.
  • Oversaw class of students in absence of instructor.
  • Monitored student classroom and outdoors activities to promote student safety.
  • Established professional relationships with parents and other teachers to increase rapport and support.
  • Assisted teachers with classroom management and document coordination to maintain positive learning environment.
  • Alerted instructor to student behavior or issues requiring intervention.
  • Responded to emergency situations to resolve immediate safety concerns or direct appropriate personnel for resolution.
  • Worked with students to promote learning and pro-social development.
  • Helped feeding and daily living skills to support physical and emotional well-being.

Detention Service Officer

Dallas Sheriff's Department
01.2013 - 12.2013
  • Recorded information on prisoner identification, charges and incidences of inmate disturbance.
  • Inspected facility regularly for security breaches, contraband and unsanitary conditions.
  • Transported inmates to and from court, medical appointments and other correctional facilities.
  • Performed physical searches such as pat-downs and strip searches.
  • Monitored door access and security cameras to provide safety and security of facility.
  • Used manual force and defensive batons to establish and maintain physical control over uncooperative or combative subjects.
  • Processed property and cash bond payments for bail.
  • Observed conduct and behavior of detainees to prevent disturbances and escapes.
  • Searched cells of inmates to identify and confiscate contraband and other prohibited items.
  • Escorted inmates to and from cells, court, hospitals, and medical appointments.
  • Observed and supervised inmates throughout visits, meal time, recreation, phone calls, and showers.
  • Conducted routine and emergency head counts.
  • Prepared, processed and maintained forms, reports, logs, records, and activity journals.
  • Tracked inmates through head counts, visitor logs, and scheduled activities.
  • Completed intake paperwork, fingerprints, and searches.
  • Assisted in development of procedures and policies to maintain peace and order in facility.
  • Interviewed inmates to obtain information and assess needs.
  • Received and accounted for personal possessions and determined inmate work assignments.
  • Booked new inmates into facility and processed inmates for release.

Education

Medical Office Diploma - Medical Office

PCI Health Institute
Dallas, TX
09.2015

High School Diploma -

Nimitz High School
Irving, TX
06.2011

Skills

  • Customer Relations and Communications
  • Office Equipment Operation
  • Document and File Management
  • Travel Coordination
  • Administrative and Clerical Support
  • Meeting Support
  • Confidentiality and Data Protection
  • Administrative Management

Languages

Spanish
Native or Bilingual
English
Native or Bilingual

Timeline

Accounts Payable Clerk

IDN Acme, Inc.
02.2024 - Current

Sr. Administrative Assistant

Osburn Contractors
09.2018 - Current

LIFE Aide/Special Education Clerk

Irving ISD
09.2016 - 09.2018

Detention Service Officer

Dallas Sheriff's Department
01.2013 - 12.2013

Medical Office Diploma - Medical Office

PCI Health Institute

High School Diploma -

Nimitz High School

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Marcelina Castillo