Leslie Castro
Edinburg,TX
Summary
Dedicated and experienced educational leader with over 15 years in teaching and administrative roles across elementary, secondary and adult education. Proven expertise in instructional planning, leadership development, science education, assessment coordination, and teacher training. Committed to advancing student success and supporting academic equity across diverse populations.
Overview
14
14
years of professional experience
1
1
Certification
Work History
Elementary Assistant Principal
Donna ISD
06.2024 - Current
- Served as a mentor for new teachers, offering guidance on best practices in classroom management and instruction.
- Promoted a positive school culture by cultivating strong relationships among students, staff, and families.
- Created an inclusive environment by promoting respect for diversity among students and staff members alike.
- Partnered with community organizations to enhance educational experiences through field trips and guest speakers.
- Collaborated with teachers to develop data-driven instructional strategies, resulting in improved student achievement.
- Oversaw the implementation of assessment tools and analyzed results to inform instructional decision-making processes.
- Monitored and evaluated teacher performance to ensure the highest quality of instruction for students.
- Established clear expectations for staff performance, fostering accountability and professional growth opportunities.
Assistant Principal/ Dual Language Coordinator
Donna ISD
10.2021 - 06.2024
- Served as a liaison between school administration and non-English speaking families, ensuring smooth communication and addressing any concerns promptly.
- Collaborated with teachers to develop comprehensive curriculum, resulting in improved student performance on language assessments.
- Contributed to cross-curricular planning efforts by integrating global perspectives into subject area instruction throughout the school year.
Assistant Principal
Early College High School
08.2021 - 10.2021
- Performed classroom evaluations to assess teacher strategies and effectiveness.
- Enhanced teacher effectiveness through regular classroom observations and feedback sessions.
Assistant Principal
Delphi Facility, Donna ISD
05.2021 - 07.2021
- - Oversee campus discipline, instruction, and teacher support for a secure secondary facility.
- - Collaborate with staff to ensure rigorous academic expectations and student support.
- - Coordinate campus operations and compliance with district and state guidelines.
Adult Education Instructor
Region One ESC
11.2019 - 07.2020
- - Taught adult learners in English Language and GED programs.
- - Trained staff in TABE Online via Zoom (Trainer of Trainers).
High School Science Teacher
Donna High School
08.2011 - 06.2018
- - Instructed Chemistry (10th) and Physics (11th).
- - Co-led the Science Department (2014–2018), overseeing budget and instructional initiatives.
- - Implemented ExCELL strategies for ELLs and led ambassador mentoring programs.
Education
Master of Education - Curriculum, Instruction & Assessment
Walden University
08.2014
Integrated Leadership Principal Preparation Program - ILP3
Region One ESC
01.2014
Bachelor of Science - Biology
University of Texas–Pan American
05.2009
Skills
- Instructional Tools: Google Suite, Microsoft Office, Zoom
- Testing Platforms: DRC INSIGHT, TELPAS, TABE Online
- Administrative Skills: Scheduling, STAAR Coordination, Master Schedule
- Communication: Bilingual (English/Spanish), Family Engagement, Staff Presentations
- Leadership: Mentor Training, Program Implementation, Professional Development Delivery
- Instructional leadership
- Teacher evaluation
- Positive behavior support
Certification
- Principal Certificate (EC–12) – 2014-08
- Science Composite (8–12) – 2010-08
- Instructional Leadership Development (ILD) – 2013-10
- TTESS Appraiser – 2014-01
Languages
Spanish
Timeline
Elementary Assistant Principal
Donna ISD
06.2024 - Current
Assistant Principal/ Dual Language Coordinator
Donna ISD
10.2021 - 06.2024
Assistant Principal
Early College High School
08.2021 - 10.2021
Assistant Principal
Delphi Facility, Donna ISD
05.2021 - 07.2021
Adult Education Instructor
Region One ESC
11.2019 - 07.2020
High School Science Teacher
Donna High School
08.2011 - 06.2018
Integrated Leadership Principal Preparation Program - ILP3
Region One ESC
Bachelor of Science - Biology
University of Texas–Pan American
Master of Education - Curriculum, Instruction & Assessment
Walden University
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