JUAN LARA TREJO
Memphis,TN
Summary
Lead Field Engineer with 5+ years of experience supporting large-scale industrial construction projects within steel manufacturing and advanced industrial facilities. Extensive background in construction surveying, field engineering, logistics coordination, and safety oversight across multiple mill expansions and new-build projects. Progressed from ironworker helper to surveyor and into field engineering leadership roles, with demonstrated experience training and mentoring field staff. Proven ability to execute complex scopes while supporting project teams and preparing for long-term advancement into project management.
Overview
6
6
years of professional experience
1
1
Certification
Work History
Lead Field Engineer / Surveyor
Project Amplify
Byhalia, MS
10.2025 - Current
- Lead field engineering and surveying efforts for roof steel supporting large industrial ductwork and high-capacity fan systems.
- Coordinate layout, verification, and installation sequencing for overhead structural systems within a battery cell manufacturing environment.
- Serve as primary field engineering point of contact for roof steel scopes, ensuring constructability, safety compliance, and alignment with design drawings.
Field Engineer / Survey Support
HYBAR Rebar Mill
Osceola, AR
01.2025 - 10.2025
- Supported construction of HYBAR’s first rebar mill, including EAF, LMF, and baghouse systems.
- Maintained full field engineering responsibilities while providing surveying support as needed.
- Assisted with training and onboarding of a field engineer while continuing development under the Project Engineer.
Surveyor → Field Engineer
Big River Steel MM2
Osceola, AR
04.2023 - 12.2024
- Lead surveyor on cold mill, hot mill, EAF, LMF, and multiple production lines.
- Completed surveying and field support for two baghouse systems.
- Transitioned into a field engineering role while closing out project, and assisted with training a new field engineer.
Lead Surveyor
Steel Dynamics Expansion (Paint Line)
Terre Haute, IN
05.2022 - 03.2023
- Served as lead surveyor with project support from management overseeing multiple job sites.
- Managed daily surveying layout and verification for structural and mechanical scopes.
- Trained first rodman during active production work.
- Learned and utilized laser tracker technology during mechanical installation.
Field Surveyor
Calgon Carbon
Bay Saint Louis, MS
03.2022 - 05.2022
- Verified elevations, alignments, and layout against design drawings.
- Supported field crews by providing accurate layout and field verification.
- Assisted with as-built documentation and quality checks.
Field Surveyor
Steel Dynamics
Sinton, TX
01.2020 - 12.2021
- Supported construction of hot mill, cold mill, melt shop, and scrap bay facilities.
- Transitioned from an ironworker helper into a surveying role, marking progression into technical field work.
- Learned how to use optical equipment, such as Total Station, NA2, and theodolites.
- Trained under the survey manager and crew.
Ironworker Helper
Steel Dynamics
Sinton, TX
08.2020 - 12.2020
- Assisted ironworkers with structural steel erection and installation in active steel mill environments.
- Supported rigging operations, material handling, and lift preparation under strict safety requirements.
- Developed hands-on understanding of field operations, sequencing, and constructability.
Education
Associate of Science -
Arkansas State University
Online07-2026
Undergraduate Coursework - General Studies
Mississippi State University
Online01.2025
Skills
- Field Engineering & Construction Execution
- Industrial Construction Surveying & Layout
- Project Documentation & Coordination (Submittals, Transmittals & RFIs)
- Structural & Mechanical Coordination
- Field Logistics & Work Sequencing
- Training, Mentorship & Team Development
- Safety, quality, and OSHA compliance
- Project scheduling assistance and budget tracking
Certification
- OSHA-10 Hour
Languages
English
Native/ Bilingual
Spanish
Native/ Bilingual
French
Limited
References
References available upon request.
Timeline
Lead Field Engineer / Surveyor
Project Amplify
10.2025 - Current
Field Engineer / Survey Support
HYBAR Rebar Mill
01.2025 - 10.2025
Surveyor → Field Engineer
Big River Steel MM2
04.2023 - 12.2024
Lead Surveyor
Steel Dynamics Expansion (Paint Line)
05.2022 - 03.2023
Field Surveyor
Calgon Carbon
03.2022 - 05.2022
Ironworker Helper
Steel Dynamics
08.2020 - 12.2020
Field Surveyor
Steel Dynamics
01.2020 - 12.2021
Associate of Science -
Arkansas State University
Undergraduate Coursework - General Studies
Mississippi State University