CHRISTIAN TREJO
Cleburne,TX
Summary
Detail-oriented Party Chief / Construction Surveyor with over 10 years in heavy civil and infrastructure projects, including roads and bridges. Expertise in GPS and total station operation, site calibration, and layout of structures. Demonstrates reliability and leadership in field operations. Bilingual in English and Spanish.
Overview
15
15
years of professional experience
Work History
PARTY CHIEF
Primoris Services Corporation
Belton, TX
10.2025 - Current
- Staked roadways, including boc and construction limits, to establish precise project boundaries.
- Layout drill shafts, caps, bearing seats ,retaining walls and other related structures.
- Verified cap elevations and ensured plumb alignment of drill shafts prior to concrete pour to maintain structural integrity.
- Verify grades for rough and final grading.
- Establish or restore project control when disturbed.
- Planned drainage system layout to optimize water flow and prevent future flooding. , water lines.
- Supported 3D laser scanning operations using trimble SX12 to gather information on start of project.
PARTY CHIEF
Alava Infrastructures
Richardson, TX
03.2020 - 10.2025
- Executed staking for roadwork, utilities, and bridge-related structures to ensure precise project alignment.
- Ensure survey accuracy and provide layout data for project engineers and field crews.
- Verified grades for native dirt, lime dirt, and concrete to maintain construction quality standards.
- Perform staking for roadwork, utilities, and bridge-related structures.
- Conduct topographic surveys of concrete, asphalt, and stockpiles.
- Establish or restore project control when disturbed.
- Ensured survey accuracy and delivered layout data to project engineers and field crews for effective project execution.
PARTY CHIEF
Quality Excavation
Aubrey, TX
06.2018 - 03.2020
- Managed multiple ongoing projects to ensure timely delivery and adherence to specifications.
- Oversaw coordination of several concurrent projects to ensure timelines were met.
- Connect machine control systems (RTK network/Total Station) for grading equipment.
- Performed form checks and laid out saw cuts to maintain structural integrity prior to concrete pours.
- Read plans and perform layout for roads, water lines, and utilities.
- Oversaw inlet layout and verified construction accuracy to meet project standards and requirements.
JR. PARTY CHIEF
Criado
Addison, TX
05.2017 - 06.2018
- Operated GPS and total station to create topographic maps for future development.
- Identified and marked property corners and monuments to ensure accurate land surveying.
- Assisted with layout and plan interpretation to enhance field accuracy.
- Prepared field equipment and materials daily to ensure efficient operations.
Instrument man
Austin Bridge And Road
Irving, Texas
02.2015 - 05.2017
- · Configured robotic instrument for precise measurements
- · Set up a two or three point resection , or a known back resection
- · Lay out drill shaft
- · Bearing seat layout out
- · Cap corner layout
- · Study the survey reports
- · Analyzed survey reports to inform construction decisions
- · Interpreted plans to ensure alignment with project specifications
- · Hard core ability knowledge in surveying measurements
- · And judge feasibility of using the land for construction purposess
- · Burn control point and run a level through the points
- · Column layout
- · Established edge of deck layout for construction accuracy
- · Conducted profiling of beams to ensure structural alignment
- · Drafted water line layout for plumbing installation
- · Identified and resolved layout conflicts during construction phase
Rodman
Blue Bonnet Contractors LLC
North Richland Hills, Texas
03.2012 - 02.2015
- Set up robotic instrument for precise data collection
- Set up a two or three point resection , or a known back resection. Inspected asphalt quality for consistency and durability
- Examined flex base material for proper compaction and stability
- Assessed lime dirt composition for suitability in construction
- Marked curb locations according to design plans and specifications , SSTR , SSCB
- Reviewed survey reports to understand site conditions and requirements
- Lay out PVR's
- Hard core ability knowledge in surveying measurements
- And judge feasibility of using the land for construction purposes
- Defined highway boundaries using surveying equipment and techniques
Education
High School Diploma -
Arlington High School
Skills
- Staking services
- Construction & Bridge Layout
- Topographic & As-Built Surveys
- Material verification
- Construction plan interpretation
- Site calibration
- Machine control setup
- Survey Data Collection
- GPS operation
- GPS Rover Systems
- Trimble
- Total Station S6 & S7
- Robotic Total Station
- Scanner SX10 & SX12
- Rover R780,SPS985,SPS986 & R10
- Data collector operation
- Leica Equipment
- Survey Software Integration
- Team Supervision & Training
- Safety compliance
- Software operation
Personal Information
Title: Party Chief Surveyor
Timeline
PARTY CHIEF
Primoris Services Corporation
10.2025 - Current
PARTY CHIEF
Alava Infrastructures
03.2020 - 10.2025
PARTY CHIEF
Quality Excavation
06.2018 - 03.2020
JR. PARTY CHIEF
Criado
05.2017 - 06.2018
Instrument man
Austin Bridge And Road
02.2015 - 05.2017
Rodman
Blue Bonnet Contractors LLC
03.2012 - 02.2015
High School Diploma -
Arlington High School