Summary
Overview
Work History
Education
Skills
Timeline
Generic

Oscar Lejarazo Ventura

Longmont

Summary

Adaptable and knowledgeable individual with a robust background in crew supervision and utility inspections. Recognized for exceptional attention to detail and the ability to resolve complex issues while maintaining safety and operational standards.

Overview

8
8
years of professional experience

Work History

Recruit

Denver Sheriff Department
Denver
04.2026 - Current
  • Lead, supervise, and interact with individuals from diverse backgrounds in complex and often sensitive situations
  • Maintain the custody, safety, and care of persons in custody across multiple operational environments
  • Conduct searches for contraband, inspect for maintenance and safety hazards, and monitor behavior and well-being of persons in custody
  • Transport persons in custody between detention centers, courts, medical facilities, and other designated locations
  • Conduct intake and booking processes, including reviewing charges, court orders, and legal status to ensure proper classification and housing
  • Inventory, receipt, and maintain accountability of inmate property, personal belongings, and departmental equipment, including keys, uniforms, and weapons
  • Calculate release dates, communicate custody policies, and prepare required documentation including bonds and census reports
  • Respond to and investigate incidents such as altercations, thefts, or accidents by preserving scene, maintaining chain of custody for evidence and preparing reports; and provide testimony in court when necessary
  • Meet certification standards in firearms and tactical weapons; participate in ongoing training and qualification
  • Serve in specialized or administrative roles as needed, including dispatch, civil service, training, recruitment, policy development, gang intelligence unit, or vehicle impound operations
  • Exercise sound judgment in applying policies and procedures, escalating non-routine issues through the appropriate chain of command

Group Lead

Mountain state Landscape LLC
Brighton
04.2018 - Current
  • Lead, train, and supervise hardscape crew members
  • Delegate daily tasks and ensure efficient workflow
  • Read and interpret blueprints, construction drawings, and site plans
  • Ensure all installations meet design specifications and quality standards
  • Maintain strong communication with Project Managers regarding progress and issues
  • Oversee and participate in installation of:Paver patios and walkways
    Retaining walls
    Outdoor kitchens and living spaces
    Fire pits and fireplaces
    Stone veneer and masonry features
    Steps, borders, and edging
  • Ensure proper site preparation, grading, drainage, and base installation
  • Verify proper compaction and leveling procedures
  • Operate and supervise use of construction equipment and tools
  • Enforce company safety policies and OSHA regulations
  • Conduct daily jobsite safety checks
  • Ensure proper use of PPE
  • Maintain clean, organized, and safe job sites
  • Coordinate material deliveries and verify quantities
  • Monitor material usage and minimize waste
  • Maintain tools, equipment, and vehicles in proper working condition
  • Report maintenance or repair needs
  • Serve as on-site contact for clients when necessary
  • Maintain professional appearance and communication
  • Address and resolve on-site challenges proactively

Utility Specialist

City Of Thornton
Thornton
12.2025 - 04.2026

Utility Maintenance Specialists are required to be on-call and assist with the utilities on-call rotation to respond to after-hour emergencies, such as water line breaks, sanitary sewer overflows, customer service calls, and blockages. During on-call rotation may be required to perform utility main line and water service line locates as needed.

Performs scheduled and unscheduled maintenance and repairs on water and wastewater pipelines.

Operates heavy and light equipment for water and sanitary mainline repairs such as, but not limited to backhoes, front-end loaders, shoring equipment, and dump trucks.

Performs CCTV/video inspection using CUES TV equipment on sewer main lines to observe for proper flow, restrictions, water and root intrusion, and overall integrity of the sanitary collection system main lines, service taps, and manholes.

Operates a jet and or a jet/vacuum combo unit to clean the sanitary sewer main lines and removes debris from lines and manholes. The combo unit is also utilized for potholing and watermain breaks.

Monitors and maintains water main line valves using valve exercising equipment and valve keys, to ensure main line valves are operable and are not in need of repairs.

Adjust and repair damaged and overlaid valve boxes and manholes.

Performs fire hydrant flushing, maintenance, repairs, and scheduled fire flows as needed.

Perform air-vacuum valve maintenance.

Performs grease and sand oil interceptor inspections for local businesses.

Follows, prepares, and generates standard operating procedures.

Utilizes appropriate personal protective equipment.

Wastewater Inspector III

City and County of Denver Denver
Denver
12.2023 - 12.2025
  • Conducts sanitary and storm sewer line inspections utilizing a closed-circuit television system and other related equipment to locate trouble spots such as cracked or broken tiles/pipes, offset joints, and/or blockages and determines if maintenance, repair or replacement is required.
  • Created audiovisual tapes detailing conditions of sanitary and storm sewer lines, documenting pertinent data based on knowledge of sewer line construction, wastewater system layouts, and water flow characteristics.
  • Activates and adjusts equipment controls for optimal results utilizing software that collects data and analyzes and archives information.
  • Documents inspection findings, forwards to the appropriate division unit, and maintains records, reports, and files.
  • Conducted inspections in response to citizen complaints and engineering staff requests, recording relevant information and narrative reports.
  • Maintains and performs minor repairs on audiovisual and other related equipment.
  • Oversees placement and removal of barricades, cones, and other traffic control and safety devices in and around work areas.
  • Observes all common safety practices associated with equipment operations.
  • Provided work instruction and assistance to employees on challenging assignments, facilitating skill development and knowledge sharing.
  • Resolved problems encountered during daily operations and determined appropriate solutions.
  • Contributes to the development of performance goals, documents performance, provides performance feedback, and provides information to inform the formal performance evaluation.
  • Provided immediate support during emergencies to ensure timely resolution.

Cam and Vac Operator

JBS Pipeline
Commerce City
09.2023 - 12.2023
  • Led CCTV pipeline inspections for storm and sewer systems, ensuring adherence to NASSCO standards.
  • Performed testing and inspections of newly installed storm and sanitary utilities.
  • Operated combo trucks and heavy equipment for utility maintenance and repair.
  • Analyzed and interpreted blueprints for infrastructure projects.

Camera Operator

Propipe Technologies
Denver
07.2020 - 09.2023
  • Capture and record video footage, document inspection data, and locate underground utilities
  • Operate IBAK CCTV equipment and Pioneer software for wastewater, storm drain, and wet-utility inspections (pipe sizes ranging from 4” to 72”)
  • Interpret maps, blueprints, and construction drawings to identify underground utilities
  • Communicated with on-site contractors, homeowners, and business owners
  • Perform related duties and special projects as assigned.

Education

High School Diploma -

Adams City High School
Commerce City, CO
05-2016

Some College (No Degree) - Biology

Front Range Community College
Westminster, CO

Skills

  • CCTV operation
  • Safety compliance
  • Equipment operation
  • Crew supervision
  • Team leadership
  • Team management
  • Problem solving
  • Decision-making
  • Time management
  • Multitasking
  • Effective communication
  • Communication
  • Active listening
  • Calm under pressure
  • Fluent Spanish
  • Attention to detail

Timeline

Recruit

Denver Sheriff Department
04.2026 - Current

Utility Specialist

City Of Thornton
12.2025 - 04.2026

Wastewater Inspector III

City and County of Denver Denver
12.2023 - 12.2025

Cam and Vac Operator

JBS Pipeline
09.2023 - 12.2023

Camera Operator

Propipe Technologies
07.2020 - 09.2023

Group Lead

Mountain state Landscape LLC
04.2018 - Current

High School Diploma -

Adams City High School

Some College (No Degree) - Biology

Front Range Community College
Oscar Lejarazo Ventura