Job Title: Lead Large Engine Mechanic
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Job Description**
This role leads the mechanic team to overhaul, service, and repair large natural gas compression engines in a clean, well-organized shop environment. The Lead Engine Mechanic performs complete engine overhauls-from disassembly and diagnosis through repair, reassembly, and commissioning-on large-scale power-generating engines such as Caterpillar, Superior, and Waukesha models. This position also provides hands-on guidance, coaching, and training to less-experienced mechanics while ensuring high-quality, reliable work that supports a strong backlog of customer demand.
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Responsibilities
Perform full overhauls of large-scale natural gas engines, including complete disassembly, inspection, diagnosis, repair, and reassembly.
Troubleshoot mechanical issues on large natural gas compression and power-generating engines to identify root causes and determine effective repair strategies.
Work extensively on engines such as Caterpillar C18, C30, Cat 3500, Cat 3600 series (3608, 3612, etc.), Waukesha 7042, and Waukesha 7044, as well as similar large industrial units.
Use OD and ID micrometers and other precision measurement tools to verify tolerances and ensure components meet specifications during overhaul and repair.
Interpret and work from engine schematics, technical drawings, and repair documentation to execute accurate and efficient repairs.
Lead and coach a team of mechanics by sharing technical expertise, demonstrating best practices, and providing on-the-job training to less-experienced team members.
Oversee engine overhauls in the shop environment, ensuring work quality, adherence to procedures, and completion within expected timeframes.
Collaborate with machinists, welders, and other shop personnel to coordinate repair activities and ensure all required work on engine components is completed.
Maintain a safe, clean, and organized work area and follow all shop safety guidelines, including proper use of personal protective equipment.
Communicate effectively with supervisors and team members regarding job status, technical issues encountered, and any additional work required.
Contribute to continuous improvement of shop processes by providing feedback on tools, methods, and procedures used in engine overhaul and repair.
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Essential Skills
10+ years of experience working on natural gas compression engines.
Proven experience as a Lead Mechanic or in a supervisory capacity in an engine repair or overhaul environment.
Hanxperience overhauling large natural gas engines in a shop setting, including full teardown and rebuild.
Extensive experience working on Caterpillar, Superior, or Waukesha engines
Proficiency using OD and ID micrometers and other precision measurement tools for engine component inspection.
Strong mechanical aptitude in engine repair, troubleshooting, and diagnostics, with the ability to read and interpret schematics and technical documentation.
Ability to coach, mentor, and train less-experienced mechanics in a shop environment.
Experience with engine commissioning following overhaul or major repair.
Demonstrated ability to work safely in an industrial shop environment while maintaining high quality standards.
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Additional Skills & Qualifications - Extra but not Required
Experience commissioning large industrial engines and generators in the field or shop.
Welding skills applicable to engine and component repair.
Machining experience or familiarity with working alongside CNC and manual machinists on engine components.
Industrial generator experience, particularly in power generation applications.
Previous employment or direct experience with organizations specializing in Caterpillar, Superior, Waukesha, or similar large engine equipment.
Ability to collaborate effectively with welders, machinists, warehouse staff, and other shop personnel.
Strong problem-solving skills and attention to detail in high-precision mechanical work.
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Why Work Here?
You will join a stable organization with a strong backlog of work, providing consistent, long-term opportunities to apply and grow your expertise. The company has a well-established reputation in the market, helping ensure steady business and exposure to valuable, in-demand technical skills. Leaders actively invest in training and development, offering the chance to deepen your knowledge in a highly specialized and rewarding field. When hired directly, you may have the opportunity to negotiate additional paid time off, supporting a healthy work-life balance. The work schedule offers flexibility, including the ability to start earlier or work additional hours when desired, giving you more control over your time and earnings potential.
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Work Environment
The role is based in a large, clean, and highly organized manufacturing and repair shop with multiple dedicated work bays. The facility includes specific areas for mechanics, welding, disassembly, machining, shipping and receiving, and tool storage, supporting efficient workflows and clear separation of tasks.
The shop is open-air and not climate controlled, but large fans help maintain air circulation and comfort.
You will work alongside a skilled team that includes mechanics, warehouse staff, CNC and manual machinists, welders, painters, and other support personnel.
The standard schedule is a first shift, typically 7:00 a.m. to 3:30 p.m ., with the option to start earlier at 5:00 a.m. or 6:00 a.m. and the opportunity to work later to reach approximately 50 hours per week, depending on production needs.
There is no night shift.
The dress code requires steel-toe footwear, jeans, a work shirt, and safety glasses to maintain a safe and professional shop environment.
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Job Type & Location
This is a Contract to Hire position based out of Deer Park, TX.
Pay and Benefits
The pay range for this position is $32.09 - $34.15/hr.
Eligibility requirements apply to some benefits and may depend on your job
classification and length of employment. Benefits are subject to change and may be
subject to specific elections, plan, or program terms. If eligible, the benefits
available for this temporary role may include the following:
Medical, dental & vision
Critical Illness, Accident, and Hospital
401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available
Life Insurance (Voluntary Life & AD&D for the employee and dependents)
Short and long-term disability
Health Spending Account (HSA)
Transportation benefits
Employee Assistance Program
Time Off/Leave (PTO, Vacation or Sick Leave)
Workplace Type
This is a fully onsite position in Deer Park,TX.
Application Deadline
This position is anticipated to close on Jun 1, 2026.
About Aerotek
We know that finding work is hard, and finding meaningful work is harder. Aerotek connects 180,000+ light industrial and skilled trades workers with 14,000+ employers each year, helping our workers navigate an evolving labor market and find jobs that meets their goals, skills and interests. Since 1983, we have provided a variety of career opportunities across North American industry - from short-term assignments at Fortune 500 companies where you can build your skills, to long-term opportunities where you can play a vital role solving for companies' construction, manufacturing and maintenance challenges. Our 1,500+ experienced recruiters across 250+ offices work relentlessly to put our workforce in a position to thrive. Let us rise to meet your challenges and put our people-are everything spirit to the test as your career continues to grow.
Aerotek offers weekly pay, employee benefits including medical, dental & vision, life insurance, health advocacy and employee assistance programs, a 401(k) plan, and employee discounts.
The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.
San Francisco Fair Chance Ordinance:
Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.
Massachusetts Lie Detector:
It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
Use of Artificial Intelligence (AI):
We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.
