Summary
Overview
Work History
Education
Skills
Affiliations
Accomplishments
Certification
References
Timeline
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Brittany Castillo

Brittany Castillo

Honolulu,HI

Summary

Dedicated professional with solid background in high-volume office environments focused on delivering exceptional clerical and operational support for professionals. Upbeat individual with friendly demeanor and sound judgment to handle diverse daily tasks with minimal oversight. Well-versed in managing office supplies, paperwork and project needs.

Overview

6
6
years of professional experience
1
1
Certification

Work History

Marine Corps Instructor of Water Survival

Marine Corps Base Hawaii
Kaneohe, HI
08.2024 - Current
  • Planned instruction to achieve objectives based on student needs and the established curriculum, based on the Marine Corps Order 1500.52D.
  • Re-certified by the American Red Cross every two years to ensure updated knowledge.
  • Participated in workshops, trainings, and conferences to improve educational skills.
  • Used videos, lectures and moderated discussions to engage students during class.
  • Created and developed a swim remediation program, and received superior recognition from senior officers and enlisted personnel.
  • Identified and documented learning achievements by reporting outcomes, performance information and program adjustments used to boost comprehension.
  • Conduct safety, swim stroke, and combat-related swimming briefs prior to the training evolution.
  • Observed and evaluated student performance and development and provided appropriate feedback on work.
  • Introduced and encouraged debate-style classroom setting to increase student active participation and critical thinking.
  • Received recognition for contributions to innovative concepts in classroom instruction.
  • Mentor students to overcome a fear of the water.
  • Engaged students through lecture and discussion, increasing classroom interaction to build inclusive learning environment.
  • Upheld cleaning protocols to maintain safe environment.
  • Attended meetings, training, and activities to enhance skills and credentials.
  • Monitored student behavior in order to maintain an effective teaching environment.
  • Demonstrate and observe the student performing proficiency in freestyle, breaststroke, sidestroke, and backstroke.
  • Guide students in successful underwater breath-holding and lung conditioning.
  • Conduct emergency response drills prior to the execution of the training to ensure all safety swimmers are updated in Cardiopulmonary Resuscitation.
  • Created lesson plans and chose supporting materials to promote positive learning experiences.
  • Trained and certified in Bloodborne Pathogens, Lifeguarding with CPR/AED for Professional Rescuers, First Aid, Administering Emergency Oxygen, and Waterfront Skills.

Marine Corps Embassy Administrative Clerk

Department of State
Frankfurt, Germany
08.2022 - 07.2024
  • Administratively managed 22 Marine Corps Embassy detachments across Western Europe and Scandinavia.
  • Coordinated and scheduled meetings, appointments, and travel arrangements for Marine Corps Security Guards from post to post.
  • Coordinated and planned Teams meetings with the Detachment Commanders at each embassy to ensure updated knowledge on memos, publications, letters, and administrative tasks that can be handled at their own embassy.
  • Conducted legal documentation for Security Guards that were found guilty due to probable cause.
  • Verified American Express invoices for flights for purchase orders were accurate prior to submitting them for payment approval for the Guards.
  • Ordered supplies and equipment as needed.
  • Organized and maintained filing systems both electronically and manually.
  • Briefed and presented 20 PowerPoint presentations to Senior Officers and Senior Enlisted alike regarding pay deficiencies, new join common error trends, and how to properly submit correspondence to the Department of State organizational inbox.
  • Generated monthly performance reports based on organizational objectives.
  • Managed and updated company databases to ensure quick access to critical information.
  • Identified needs of customers promptly and efficiently.
  • Greeted and signed in visitors to facilitate front office operations.
  • Submitted and routed security clearances for the Security Guards and followed up via phone call and email for the status.
  • Traveled with Supervisor to Stockholm, Sweden to conduct a semi-annual inspection at the Embassy to ensure smooth operations are being completed by Regional Security Officer and Marine Security Guards.
  • Delivered exceptional customer service through direct communication with clients and team members.
  • Conducted and briefed a Basic Swim Qualification for Marines to be combat-efficient, which resulted in 7 passing.
  • Reported to the Executive and Commanding Officer daily on hot taskers that have been resolved.
  • Entered data into various software programs with high accuracy.
  • Sponsored new joins and ensured that an effective turnover was conducted prior to the departure of Germany.
  • Computed, recorded, and proofread data or reports for the Administrative Chief.

Enlisted Promotions Administrative Clerk

Headquarters Marine Corps
Quantico, VA
02.2019 - 08.2022
  • Acted as the Non-Commissioned Officer in Charge in the absence of my Administrative Chief.
  • Conducted thorough research and compiled promotional data to include time in grade, time in service, education points, test scores, and awards for Marines, dating from 1930 to 2022.
  • Effectively typed Congressional and Board for Correction of Naval Records letters in a standard Naval format that were routed from Headquarters Marine Corps to the Director of the Pentagon.
  • Acted as the government driver for the branch and made various trips to and from the Pentagon, the Navy Annex, and 8th and I, D.C. Barracks to hand-deliver political documentation to the Commandant of the Marine Corps and the Sergeant Major of the Marine Corps.
  • Scheduled and coordinated meetings, and travel arrangements for staff across the globe, from their original duty station to Harry Lee Hall, Promotions Branch, Quantico, Virginia.
  • Organized and maintained filing systems, both electronically and manually.
  • Operated office equipment such as photocopiers, scanners, and fax machines.
  • Processed incoming mail and packages and placed envelopes in bins for employees.
  • Handled incoming and outgoing correspondence, including mail and email.
  • Wrote email messages, memos and business letters for management and proofread documentation to provide error-free correspondence.
  • Typed, formatted and edited correspondence and other documents.
  • Trained staff members to perform work activities and use computer applications.
  • Troubleshot office equipment, computer hardware and software issues.
  • Assisted with the implementation of new office procedures and administrative policies.
  • Identified issues and utilized emotional intelligence and diplomatic communication to defuse.
  • Answered phone to take messages or redirect calls to colleagues.
  • Worked effectively in team environments to make the workplace more productive.
  • Identified needs of customers promptly and efficiently.
  • Produced and distributed memos, newsletters, and Marine Corps messages to the entire Marine Corps.
  • Briefed senior leaders on my findings for the congressional inquiries and generated excel rosters to justify my response.
  • Earned Computer Operator and Administrative Services Manager Apprenticeship Trades.

Human Capital Division Non-Commissioned Officer

Combined Joint Task Force-OIR
Kuwait, Kuwait
08.2021 - 03.2022
  • I acted and filled the Captain (O3) level Human Capital Division Chief position and the Human Capital Division Sergeant (E5) as a Corporal (E4).
  • Led efforts to update job descriptions, develop job competency models, and create PowerPoint slides.
  • Properly managed 301 Joint Individual Augmentee billet titles, descriptions, and ranks to fill the position.
  • Ensured that all 301 billets were briefed accurately to the O-6 level commander in charge of Combined Joint Task Force-Operation Inherent Resolve.
  • Scheduled meetings with employees to address concerns and grievances with coalition members, also known as our allies.
  • Analyzed trends in workforce diversity and developed strategies to promote an inclusive environment due to the foreign environment.
  • Aligned HR policies with the United States Central Command Area of Operation, which covers 21 nations from Northeast Africa to Central and South Asia.
  • Launched an innovative program to achieve a low turnover rate in a highly competitive market.
  • Provided timely advice and resolved conflicts for over 300 military service members regarding their Military Occupational Specialty title and description.
  • Maintained updated knowledge from Central Command by performing seamless communication, despite the major time zone difference.
  • Prioritized and organized tasks to efficiently accomplish service goals.
  • Recognized by management for providing exceptional customer service.
  • Utilized various software and tools to streamline processes and optimize performance.
  • Conducted system analysis and testing to identify and resolve technical issues or inefficiencies.
  • Contributed innovative ideas and solutions to enhance team performance and outcomes.
  • Promoted high customer satisfaction by resolving problems with knowledgeable and friendly service.

Education

Bachelor of Science - Criminal Justice And Forensics

University of Maryland Global Campus
Baltimore, MD
04-2024

Skills

  • Curriculum development
  • Student assessment
  • Emergency response
  • Water safety
  • Lifeguarding certification
  • Effective communication
  • Public speaking
  • Team coordination
  • Critical thinking
  • Customer service
  • Conflict resolution
  • Mentorship skills
  • Document management
  • Travel arrangements
  • Meeting coordination
  • Data entry
  • Attention to detail
  • Problem-solving abilities

Affiliations

  • Enrolled in a Business in Spanish Certificate in August 2024.
  • Enrolled in Kickboxing and Boxing classes at UFC Gym, Honolulu, Hawaii.

Accomplishments

  • Completed and earned a certificate for Marine Corps Embassy Security Group Orientation Counter Threat-Training Course
  • Graduated from Marine Corps Instructor of Water Survival School, Quantico, Virginia in March 2021.
  • Graduated from United States Army Airborne School Fort Benning, Georgia in March 2025.
  • Earned a Black Belt in Mixed Martial Arts in January 2023.
  • Recognized and rewarded the Joint Service Achievement and Commendation Medals for serving meritoriously within two billet positions: Human Capital Chief and Human Capital Division Non-Commissioned Officer.
  • Rewarded four Navy and Marine Corps Achievement Medals for exemplary administrative work and winning Marine of The Quarter, Marine of The Year, Non-Commissioned Officer of The Quarter, and Non-Commissioned Officer of The Year for Marine Corps Base Quantico.
  • Honored and rewarded the Navy and Marine Corps Overseas Service Ribbon for serving abroad in Frankfurt, Germany with Department of State.

Certification

  • Computer Operator Apprenticeship Trade-Journeyman
  • Administrative Services Manager Apprenticeship Trade-Journeyman
  • Lean Six Sigma completed in 2019.

References

References available upon request.

Timeline

Marine Corps Instructor of Water Survival

Marine Corps Base Hawaii
08.2024 - Current

Marine Corps Embassy Administrative Clerk

Department of State
08.2022 - 07.2024

Human Capital Division Non-Commissioned Officer

Combined Joint Task Force-OIR
08.2021 - 03.2022

Enlisted Promotions Administrative Clerk

Headquarters Marine Corps
02.2019 - 08.2022

Bachelor of Science - Criminal Justice And Forensics

University of Maryland Global Campus

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Brittany Castillo