Christina Miranda Thomas
Ruther Glen
Summary
Experienced professional with a strong background in accounting/financial related roles. Skilled in problem-solving and optimizing performance. Capable of managing projects and collaborating effectively with teams. Committed to continuous learning and staying current with industry trends to contribute to organizational success.
Overview
25
25
years of professional experience
Work History
Lead Financial Analyst (GS-0501-09)
Defense Commissary Agency
Fort Lee
02.2025 - Current
- Performs daily/monthly reconciliations of various accounting processes to ensure the general ledger to subsidiary ledger is balanced in support of financial statements.
- Advised managers on data integrity issues to enhance decision-making.
- Trained entry level technicians.
- Directs workload of other personnel and identifies areas of concern to the supervisory staff.
- Monitored inventory balances and records to detect irregularities and questionable trends, ensuring accurate financial reporting.
- Ensures that weekly, biweekly, and/or monthly inventories are extended.
- Mentored junior analysts in data analysis and reporting techniques.
Accounting Technician (GS-0525-07)
Defense Commissary Agency
Fort Lee
03.2021 - 01.2025
- Identified and addressed unpaid accounts payable issues within DeCA financial systems.
- Researched exceptions to accounts receivables, accounts payables, and inventory balances in DeCA financial systems to resolve discrepancies.
- Reviews and analyzes fund accounting transactions and verifies the accuracy of the content of input documents to ensure the validity and propriety of the transactions.
- Prepares monthly and annual reports.
- Enters transactions into various DeCA financial systems.
- Collaborated with commissary personnel to verify accuracy of financial transactions and maintain compliance with accounting standards.
Administrative Support Assistant (GS-0303-06)
Department of the Navy
Honolulu
06.2020 - 03.2021
- Provides clerical support ensuring compliance with applicable directives.
- Provides routine receptionist services, which may include typing, correspondence control and filing services.
- Types, edits, formats and prints a wide variety of documents for the EMO.
- Assists management in tracking routine activities and events that affect departmental staff productivity.
- Maintained general office upkeep to ensure availability of office supplies and proper functioning of office equipment.
- Assists in a variety of supply related duties in support of the Emergency Management Department.
- Maintains supply records, utilizes the Government Purchase Card and orders parts and services through an automated system using Federal, Naval and commercial supply sources/systems.
- Assist departmental personnel in researching, requisitioning, and tracking repair parts.
- Complies supply related reports, tracks expenditures and verifies all supply receipt documentation to ensure accurate accounting of all financial transactions.
- Responds to recurring inquiries regarding the status of requisitions, delivery of material, and other questions received from managers, divisions, or other organizations.
- Required to drive to SERVMART/ GSA or other local vendor for supply purchases.
- Monitors/Tracks departmental funding expenditures and presents findings to Departmental management.
- Performs detailed review of funds commitments, obligations, accounts payable and expenditures and presents finds to Departmental management.
- Performs monthly reconciliation process in accordance with established guidelines.
- Responds to requests for information and provides timely resolution to discrepancies relating to budget irregularities.
Part-Time Flexible Clerk
United States Postal Service
Wellington
03.2019 - 05.2020
- Responsible for handling duties in a post office, including receiving and sorting mail, selling postage, weighing packages, stamping envelopes, assisting customers, selling money orders, and ensure mail has correct zip codes and addresses.
- Answer questions about office hours and when items are picked up to be mailed.
- Sell postage and books of stamps.
- Affix stamps to packages.
- Inform customer about postage rates.
- Open post office boxes.
- Retrieve parcels from the back that couldn't be dropped off and give to customer.
- Assist mail carriers by putting mail in bags for transport.
- Sort outgoing mail.
- Check packages for proper postage and addresses.
- Complete forms regarding changes of address, or theft or loss of mail, or for special services such as registered or priority mail.
- Hand-stamp mail.
- Fill out and process money orders.
- Take passport photos and process applications.
- Obtain signatures for priority pick-up.
- Register, certify, and insure letters and parcels.
- Record and balance cash drawer.
- Give change to customers.
- Set postage meters.
- Cash money orders.
- Handle complaints regarding mail theft, delivery problems, and lost or damaged mail.
- Send out notifications for packages that could not be delivered.
Postmaster Relief (Part-time)
United States Postal Service
Briscoe
09.2017 - 02.2018
- The specific duties include operations, administration, management and support tasks.
- Train postal employees; handle customer transactions like selling postage or money orders or collecting post office box rent; supervise mail processing; and explain post office regulations to customers.
Military Pay Technician (GS-0545-05)
Defense Finance Accounting Service
Fort Hood
03.2016 - 08.2017
- Establishes, maintains reviews, determines processes, and closes payroll accounts for active, reserve, or retired armed forces personnel and their annuitants.
- Exercises precision in entering personnel actions, reviewing pay authorization documents, determining entitlements, and processing pay entitlement actions that serve as a basis for pay, leave computation, and affect the disbursement of pay.
- Conducts military payroll audits requiring in-depth research of historical records.
- Provides assistance to customers regarding military payroll services.
- Reviews completed or rejected military pay transactions taking corrective action when necessary, and compiling information regarding the causes of incorrect pay entitlements.
Medical Support Assistant (GS-0679-05)
William Beaumont Army Medical Center
El Paso
10.2014 - 12.2015
- Enters, manipulates, and/or retrieves information and data from the Composite Health Care System (CHCS) as appropriate to the area assigned.
- Transcribes physician and nursing orders involving patient activities, diets and medications as necessary in the appropriate manual or automated system.
- Completes request forms manually or automated for individual patient orders for blood work, x-rays, radiation therapy, respirator and ventilator care, consults and other request as required.
- When required, coordinates and/or schedules patient appointments with other clinics or specialties.
- Maintains patient confidentiality.
- Receives patients and visitors as the initial point of contact in person or telephonically.
- Records and relays messages and/or redirects calls as necessary.
- Refers urgent messages and patient results for immediate actions.
- Obtains identifying information and determines the nature of the visit/call.
- Insures eligibility for care and contacts Patient Administration for verification when necessary.
- Provides information regarding unit, clinic and hospital policies, procedures, and locations to patients, family members, staff, etc.
- Maintains all patients’ records both electronic and paper according to regulation insuring each entry contains proper patient and health care provider identification.
- Correctly files original medical documentation in the patient record and copies of medical documentation into research files as necessary.
- Ensures the patient completes all necessary forms.
- Responsible for the clerical duties inherent in the admission, care and discharge of inpatients, or the in processing, care and out-processing of outpatients and guests.
- Notifies appropriate staff of the patient’s arrival.
- Reconciles end of shift/end of day processing and reports.
- Responds to emergency calls and notifies emergency medical personnel.
- Operates emergency phone lines, public announcement system and emergency alarm systems.
Office Automation Assistant (GS-0303-05)
Air Force Space Command (A6S)
Colorado Spring
07.2010 - 06.2012
- Serves as the assistant to the chief of Cyber Surety.
- Prepares a wide variety of recurring and non-recurring correspondence, reports, and other documents from information obtained from the staff, files, and other sources.
- Reviews and processes incoming and outgoing correspondences, materials, publications, regulations and directives.
- Receives telephone calls, greets visitor, and ascertains the nature of the calls or visits.
- Independently notes and follows-up on commitments made at meetings and conferences by staff members, and maintains supervisor’s calendar, coordinates meeting arrangements, and/or schedules meetings and conferences.
- Maintains suspense records on all correspondence and action documents and follows-up to ensure a timely reply or action.
- Performs other clerical and administrative work in support of the office.
- Uses multiple office automation software with varied functions to produce a wide range of documents that often require complex formats, such as graphics or tables within text, editing and reformatting electronic drafts, and updating or revising existing databases or spreadsheets.
- Prepares travel requests, orders, vouchers and arrangements for personnel assigned to A6S (Defense Travel System).
- Prepares all associated actions and documentation to include timekeeping (Defense Civilian Payroll System), personnel action (Request for Personnel Action), meeting minutes and presentation including handouts.
Military Pay Technician, Contractor
Defense Military Pay Office
Fort Carson
07.2009 - 12.2009
- Review Pay authorization documents to determine entitlements and amounts.
- Process pay entitlement actions, which start, stop and adjust payments.
- Enter pay transactions into the automated military pay system.
- Process casual pay, advance pay and pay advances.
- Review rejects, management notices and recycles.
- Research transactions and make necessary corrections when required.
- Examine travel vouchers for active duty to ensure that all required supporting documents are present and information is factual.
- Use per diem rate charts, official travel distance guides, airline guides to check miles traveled, per diem rate, or cost.
- Review voucher to make sure all claimed amounts and items are authorized by the travel order.
- Review expenses indicated on the voucher, supporting documents, and travel orders to make sure the appropriate regulations, decisions, and other controlling guides allow them.
- Establishes, maintains reviews, determines, processes, and closes payroll accounts for active, reserve, or retired armed forces personnel and their annuitants.
- Conducts audits and reviews rejects making corrective action when necessary, processes reports, and performs research.
- Provides one-on-one assistance to military members regarding personal services.
- Reviews completed pay actions, audit a wide variety of difficult pay actions, and compile information regarding the causes of incorrect pay entitlements.
Secretary (GS-0318-05)
Tripler Army Medical Center
Honolulu
04.2007 - 06.2009
- Receives telephone calls and greets visitors.
- Maintains supervisor’s calendar and schedules appointments based on knowledge of supervisor’s interests and commitments.
- Composes correspondence on administrative support and clerical functions of the office.
- Reviews outgoing correspondence for procedural and grammatical accuracy.
- Retrieves, receives and reviews all incoming mail and applicable reports for the organization.
- Maintains suspense records on all correspondence and action documents and follows-up to ensure a timely reply or action.
- Prepares travel requests, orders, vouchers and arrangements for personnel assigned to Clinical Pathology (Defense Travel System).
- Prepares all associated actions and documentation to include timekeeping (Defense Civilian Payroll System), personnel action (Request for Personnel Action), meeting minutes and presentation including handouts.
- Use software programs such as the Defense Civilian Personnel Data System, the Defense Medical Human Resources System internet (DCPDS/DMHRSi) and Army Regional Tools (ART) to assist commanders in matters pertaining to civilian personnel.
- Establishes and maintains files; revises and disposes of files in accordance with governing regulatory procedures.
- Transmits, receives and acknowledge electronic mail and messages.
Assistant Control Clerk (GS-0303-04)
Army Substance Abuse Program
Schofield Barracks
09.2006 - 04.2007
- Receives telephone calls and visitors.
- Exercising a good knowledge of the organization, office routine, and procedures and sufficient knowledge of the Army Substance Abuse Program (ASAP).
- Processes and prepares shipment of specimen to Forensic Drug Testing Laboratory (FDTL), to include driving government vehicle to deliver/pick up specimens, packages and distribution from the FDTL, post office and other agencies.
- Receives regular, certified and registered packages from various units throughout the Pacific.
- Assist the installation Biochemical Test Coordinator (IBTC) in the collection, processing and delivery of specimens received from unit sweeps, command directed and rehabilitation tests.
- Ensures that each tested sample meets established criteria.
- Maintains all chain of custody for all sample collected.
- Identify and correct chain of custody documentation discrepancies.
- Performs a variety of typing, including correspondence, messages, narrative and tabular reports studies and other similar material.
- Performs filing and clerical duties associated with the disposition and control of records.
Human Resources Assistant, Contractor
Dunhill Staffing Company
Kailua
02.2006 - 03.2006
- Provides services for soldiers in the pacific basin, processing for reassignment from Hawaii to other duty assignments worldwide.
- Receives assignment instructions from the Enlisted Distribution Assignment System (EDAS) from the human resources command, Department of the Army database.
- Establishes individual soldier’s case folder, assemble forms and documents for processing assignment instructions.
- Conducts one on one-levy briefings and desk side briefings.
- Prepare permanent change of stations (PCS) orders, consecutive overseas tour/ in-place consecutive overseas tour (COT/IPCOT) travel orders, access leave, confinement orders and temporary change of station (TCS) orders.
- Perform general office duties including maintaining office equipment and files, answering phones and typing assignment and maintaining filing systems and proving general customer service.
Timekeeping and Payroll Clerk, Contractor
Pearl Harbor Security Department
Pearl Harbor
02.2005 - 09.2005
- Compile employee time, production and payroll data from time sheets and other records.
- Complete time sheets showing employees arrival and departure times.
- Compute wages and deductions; enter data into computers, issue and record adjustments to pay related to previous errors and retroactive increases.
- Record employee information, such as exemptions, transfers and resignations, in order to maintain and update payroll records.
- Review time sheets, work charts, wage computation and other information in order to detect and reconcile payroll discrepancies.
- Verify attendance, hours worked and pay adjustments and post information onto designated records.
- Distribute and collect timecards each pay period.
- Review data for bi-weekly payrolls and make appropriate adjustments for changes in pay rates, classifications, marital or tax status, leave of absence, etc.
Customer Service Representative (E-3)
United States Navy
FPO
02.2001 - 04.2004
- Contributed to the Public Works Client Services Division, by interacting with 60+ clients in a professional, cooperative and friendly manner.
- Provided accurate feedback for customer concerns.
- Navigated Seagate crystal reports and archibus programs.
- Comprehended complex software and worked to increase knowledge of computer technologies through online courses.
- Assisted in the training of all new client services personnel.
- Responded over 200 phone inquiries and client visits per month.
- Ensured proper submission of over 600 work requests valuing over 2.5M.
- Performed general office duties including maintaining office equipment and files, answering phones, preparing reports and supply requisitions, typing assignments, maintaining filing systems, ordering supplies, screening mail, and distributing to appropriate staff.
Education
AA - Early Childhood Education
Chaminade University of Honolulu
Honolulu, HI12-2008
BA - Psychology
Chaminade University of Honolulu
Honolulu, HISkills
- Data analysis
- Problem solving
- Attention to detail
- Effective communication
- Team leadership
- Time management
- Financial systems expertise
- Administrative support
Security Clearance
Active Secret Security Clearance
Timeline
Lead Financial Analyst (GS-0501-09)
Defense Commissary Agency
02.2025 - Current
Accounting Technician (GS-0525-07)
Defense Commissary Agency
03.2021 - 01.2025
Administrative Support Assistant (GS-0303-06)
Department of the Navy
06.2020 - 03.2021
Part-Time Flexible Clerk
United States Postal Service
03.2019 - 05.2020
Postmaster Relief (Part-time)
United States Postal Service
09.2017 - 02.2018
Military Pay Technician (GS-0545-05)
Defense Finance Accounting Service
03.2016 - 08.2017
Medical Support Assistant (GS-0679-05)
William Beaumont Army Medical Center
10.2014 - 12.2015
Office Automation Assistant (GS-0303-05)
Air Force Space Command (A6S)
07.2010 - 06.2012
Military Pay Technician, Contractor
Defense Military Pay Office
07.2009 - 12.2009
Secretary (GS-0318-05)
Tripler Army Medical Center
04.2007 - 06.2009
Assistant Control Clerk (GS-0303-04)
Army Substance Abuse Program
09.2006 - 04.2007
Human Resources Assistant, Contractor
Dunhill Staffing Company
02.2006 - 03.2006
Timekeeping and Payroll Clerk, Contractor
Pearl Harbor Security Department
02.2005 - 09.2005
Customer Service Representative (E-3)
United States Navy
02.2001 - 04.2004
AA - Early Childhood Education
Chaminade University of Honolulu
BA - Psychology
Chaminade University of Honolulu