Calista Guerrero
Damascus
Summary
A dedicated individual with experience in coordination, working alongside various individuals. Superb analysis, interpersonal, solution-oriented professional, and detail-oriented. Results-driven customer service professional with experience managing high-volume inbound calls and resolving customer concerns with accuracy and efficiency. Known for strong communication, problem-solving, and the ability to navigate multiple systems while maintaining a positive customer experience. Bilingual in Spanish and recognized for delivering reliable support in fast-paced environments. Superb abilities to work independently, as lead and as a part of a team.
Overview
9
9
years of professional experience
Work History
Member Service Representative (MSR)
Lafayette Federal Credit Union
Potomac
08.2025 - Current
- Deliver friendly, professional, and empathetic service to members in person and over the phone, assisting with account inquiries and service requests
- Process in-branch financial transactions accurately, including deposits, withdrawals, loan payments, and transfers
- Conducted proactive outbound calls to members, providing financial guidance, following up on services, and identifying opportunities to support their financial needs
- Take ownership of member concerns, working diligently to ensure timely resolution and a positive overall experience
- Built strong relationships with members through active listening, anticipating needs, and delivering personalized solutions
- Promoted and cross-sold Credit Union products and services tailored to member needs and financial goals
- Navigate internal systems efficiently while maintaining a high level of accuracy, compliance, and attention to detail
- Collaborate with internal teams to resolve member issues and ensure a seamless and positive service experience
- Support overall branch operations by contributing to a team-focused environment and maintaining high service standards
- Recognized for consistently delivering high-quality service, demonstrating reliability, and creating positive, lasting member experiences
Font Desk/CSR
Ourisman Chevrolet
Rockville
07.2023 - 08.2025
- Handle high-volume inbound and outbound customer calls, addressing inquiries related to billing, vehicle status, and service updates
- Resolve customer concerns efficiently while maintaining a professional and empathetic tone
- Navigate multiple systems to input payments, update customer records, and track service activity
- Coordinate with internal departments to ensure timely resolution of customer requests
- Schedule appointments and manage service timelines to meet customer expectations
- Maintain accuracy in data entry and transaction processing in a fast-paced environment
- Coordinated Enterprise rental pickups and returns with service advisors to align loaner availability with repair timelines.
Lab technician/Front desk
International Pediatrics
Gaithersburg
09.2022 - 03.2023
- Transfer liquid samples from COVID, FLU A&B, and STREP swabs to the appropriate testing medium.
- Operate the Cepheid Machine to process samples and obtain test results.
- Accurately enter patient results into the Electronic Medical Records (EMR) system.
- Perform administrative tasks including documentation, faxing, and scanning.
- Schedule patient appointments and process payments efficiently.
- Communicate with other healthcare facilities to obtain patient information as needed.
- Complete and submit referrals accurately and promptly.
- Verify insurance eligibility using the EMR system and insurance websites.
- Scan medical records into patients' files and handle medical records requests.
Lab Assistant
Chevy Chase Pediatric Center
Washington
06.2017 - 08.2018
- Performed hearing and vision screenings for children and young adults aged 4 to 21, ensuring accurate and efficient testing procedures.
- Maintained a calm and supportive environment to help patients feel comfortable during screenings.
- Documented test results and updated patient records accurately and promptly.
- Managed administrative tasks, including filing, documentation, and faxing, to maintain organized and accessible records.
- Assisted with receptionist duties such as answering phone calls, directing inquiries, and providing information to patients and visitors.
- Supported lab operations by collaborating with colleagues, maintaining inventory, and upholding safety and sanitation protocols.
- Demonstrated strong multitasking and time management skills to balance clinical and administrative responsibilities effectively.
Education
High school diploma -
Damascus High school
Damascus, MDSkills
- Customer service
- Payment processing
- Document processing
- Escalation handling
- Multichannel communication
- Money handling
- Account management
- Cross-selling techniques
- Skilled collaborator
- Cross-functional communication
- Active listening
- Conflict resolution
- Solution-oriented professional
- Rapid adaptability
- Adaptability
- Committed High Achiever
References
Available upon request.
Timeline
Member Service Representative (MSR)
Lafayette Federal Credit Union
08.2025 - Current
Font Desk/CSR
Ourisman Chevrolet
07.2023 - 08.2025
Lab technician/Front desk
International Pediatrics
09.2022 - 03.2023
Lab Assistant
Chevy Chase Pediatric Center
06.2017 - 08.2018
High school diploma -
Damascus High school