Christopher Barajas
San Diego,CA
Summary
Laborer's apprentice with hands-on experience in underground utility work, trenching, pipe installation, and jobsite safety. Proven reliability supporting crews on active construction sites, maintaining safe work zones, and executing physically demanding tasks efficiently. Strong work ethic, safety-focused, and committed to developing long-term trade skills.
Overview
4
4
Certifications
8
8
years of professional experience
Work History
Laborer's Apprentice
SRK Engineering
Escondido, California
06.2025 - Current
- Installed sewer, water, or storm drain pipe using pipe-laying machinery or laser guidance.
- Dug trenches, backfilled, compacted, and graded to spec.
- Signaled equipment operators for alignment and movement.
- Controlled traffic around active work zones.
- Followed trench safety and jobsite safety protocols.
- Supported skilled laborers and learned trade methods under supersivion.
Facilities Night Assistant
La Jolla Institute for Immunology
La Jolla
01.2025 - 06.2025
- Maintained cleanliness and organization in laboratory spaces and storage areas.
- Collaborated with team members to ensure smooth nightly operations and transitions.
- Documented routine tasks and communicated effectively with daytime staff.
- Followed safety protocols diligently to ensure a secure working environment.
- Assisted in repairing plumbing fixtures and electrical systems as needed.
- Operated hand tools and power tools for maintenance tasks efficiently.
- Cleared clogged drains and replaced valves, faucets, and fixtures.
- Maintained accurate records of all maintenance activities performed.
- Changed HVAC filters and cleaned condensation drains to perform preventive maintenance on HVAC systems.
Building Maintenance Technician
Berdeski Real Estate
Bonita
05.2021 - 01.2025
- Maintained cleanliness and safety standards in all areas.
- Assisted in coordinating vendor services for maintenance tasks.
- Responded promptly to tenant maintenance requests and inquiries.
- Documented maintenance activities and completed service logs accurately.
- Repaired plumbing problems including clogged drains, broken pipes, and leaking faucets.
- Installed new light fixtures, locksets, door closers, and other hardware in buildings.
- Replaced burned out bulbs in lighting fixtures throughout the facility.
- Completed minor painting projects such as touching up scuffs or scratches on walls.
- Operated power tools safely while completing various tasks around the property.
- Installed drywall panels to repair damaged walls or ceilings.
- Inspected roofs for leaks and patched or replaced worn materials as needed.
- Maintained HVAC systems by cleaning condenser coils, replacing belts and filters, checking refrigerant levels.
- Responded quickly to emergency repair requests from tenants or staff members.
- Recorded type and cost of maintenance or repair work.
Sales Representative
AIG
San Diego, CA
06.2018 - 05.2021
- Developed strong client relationships through consistent communication and follow-ups.
- Maintained accurate records of client interactions using CRM software for tracking purposes.
- Maintained accurate records of all sales and prospecting activities.
- Coordinated with other departments to ensure timely delivery of orders.
- Used excellent verbal skills to engage customers in conversation and effectively determine needs and requirements.
Education
Certificate of Technical Studies - HVAC Technology/Technician
San Diego City College
San Diego, CA12-2024
Bachelor of Science - Business
University of Phoenix
Tempe, AZ07-2018
High School Diploma -
Sweetwater High School
National City, CA05-2008
Skills
- Underground pipe installation & grading
- Trenching & trench safety
- Utility locating & traffic control
- Hand & power tools
- Jobsite safety (OSHA 30)
- Crew support & time management
Certification
OSHA 30-Hour
Timeline
Laborer's Apprentice
SRK Engineering
06.2025 - Current
Facilities Night Assistant
La Jolla Institute for Immunology
01.2025 - 06.2025
Building Maintenance Technician
Berdeski Real Estate
05.2021 - 01.2025
Sales Representative
AIG
06.2018 - 05.2021
Certificate of Technical Studies - HVAC Technology/Technician
San Diego City College
Bachelor of Science - Business
University of Phoenix
High School Diploma -
Sweetwater High School