Joselyn Castillo
Houston
Summary
Detail-oriented and highly organized administrative professional with 5+ years of experience supporting customer accounts, coordinating operations, and managing high-volume data in a fast-paced manufacturing environment. Proven ability to handle multiple priorities, maintain accurate records, and communicate effectively across teams including production, logistics, and sales. A strong ability to quickly learn new systems and processes. Known for strong attention to detail, time management, and problem-solving skills. Brings a reliable, proactive approach to supporting daily office operations, ensuring projects and tasks stay on track.
Overview
6
6
years of professional experience
Work History
Account Manager
Five Star Management
07.2025 - Current
- Manage key customer accounts, including Nestlé Purina and Mars Petcare, serving as the primary point of contact for order inquiries, updates, and issue resolution
- Process high-volume sales orders daily, including purchase orders with 20+ line items, ensuring accuracy and timely system entry
- Coordinate cross-functionally with order fulfillment, production, planning & scheduling, and outside sales teams to ensure orders meet customer-required delivery timelines
- Monitor order status from entry through completion, proactively identifying and resolving delays to maintain on-time delivery performance
- Develop and maintain detailed inventory and master status reports, providing customers with real-time updates on order progress and projected readiness dates
- Collaborate with shipping and logistics teams to schedule and track outbound shipments, ensuring on-time dispatch and delivery
- Maintain accurate records by closing completed orders and updating internal systems to reflect current order status
- Communicate effectively with customers via email and phone to provide updates, clarify order details, and address concerns
- Prioritize and manage multiple tasks simultaneously in a fast-paced manufacturing environment while meeting deadlines
- Demonstrate strong attention to detail when handling order data, inventory tracking, and reporting to ensure accuracy
- Participate in regular cross-functional meetings to align on production schedules, order priorities, and customer needs
Inside Sales / Account Manager
Cemex USA
02.2024 - 04.2025
- Managed a portfolio of over 300 active clients, delivering tailored service and solutions to meet diverse project requirements.
- Made outbound sales calls and handled high-volume inbound inquiries, ensuring prompt, accurate, and professional customer support.
- Priced and quoted concrete orders based on market trends, delivery logistics, and client needs to maximize profitability and efficiency.
- Educated customers on a newly launched online ordering platform, improving user adoption and streamlining the order process.
- Collaborated with dispatch and logistics teams to coordinate timely deliveries and resolve service issues.
- Maintained detailed records of client communications and order history to support personalized service and ongoing account management.
- Utilized CRM software to manage client interactions, track sales activity, and ensure timely follow-ups and service delivery.
- Conducted regular follow-ups with clients, fostering long-term relationships and repeat business opportunities.
- Expanded client base through targeted prospecting and effective lead generation efforts.
Bilingual Customer Service Representative
Riverway Business Services – Reliant Energy
07.2021 - 11.2023
- Achieved improvement in issue resolution by skillfully addressing questions related to billing, account status, and general inquiries.
- Demonstrated effective problem-solving skills to increase customer satisfaction through the resolution of issues and complaints.
- Improved efficiency by investigating and resolving problems related to products or services, ensuring a smoother customer experience.
- Enhanced customer understanding through the education of customers on product features, specifications, and usage.
- Identified and capitalized on upselling and cross-selling opportunities, contributing to an increase in additional product or service sales.
- Successfully promoted special offers to increase customer retention.
- Ensured compliance by vigilantly adhering to company policies and procedures.
- Maintained accurate records of customer interactions, by notations on each account.
- Delivered bilingual support to diverse customer inquiries, enhancing overall satisfaction and engagement.
Cashier Lead
Victoria's Secret & Pink – Humble, TX
09.2020 - 06.2021
- Improved customer satisfaction through proactive assistance in locating specific products, while achieving an increase in sales by effectively answering questions and providing tailored advice.
- Ensured compliance with the company's return policy, conducting meticulous inspections of merchandise for wear or damage during the refund process.
- Monitored exits proactively, addressing security concerns and maintaining a secure environment.
- Demonstrated promptness in greeting customers and addressing inquiries, to achieve customer satisfaction.
- Resolved issues with cash registers, card scanners, and printers to reduce downtime through effective troubleshooting.
- Supervised cashiers to optimize customer service, payment processing, and merchandising plans.
- Conducted hourly inspections of checkout areas, directing team members to maintain cleanliness and uphold professional appearances.
- Balanced and accurately counted cashier drawers to ensure accurate financial transactions.
- Assisted customers to enroll in reward programs, increasing program enrollment and loyalty.
- Trained and supported new cashiers to ensure seamless onboarding and customer service excellence.
Education
High School Diploma -
MacArthur Senior High School
Houston, TX05-2020
Skills
- CRM Software (Customer Relationship Management)
- SAP Software Experience
- Inside Sales & Account Management
- Customer Relationship Building
- Bilingual Communication (English/Spanish)
- Conflict Resolution & Problem Solving
- Time Management & Organization
- Sales Proficiency & Upselling
- Adaptability in Fast-Paced Environments
- Team Leadership & Training
- Teamwork and collaboration
- Customer service
Timeline
Account Manager
Five Star Management
07.2025 - Current
Inside Sales / Account Manager
Cemex USA
02.2024 - 04.2025
Bilingual Customer Service Representative
Riverway Business Services – Reliant Energy
07.2021 - 11.2023
Cashier Lead
Victoria's Secret & Pink – Humble, TX
09.2020 - 06.2021
High School Diploma -
MacArthur Senior High School