Senior In-Situ Machining Technician (Houston)

About the role

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• Location(s): Houston, TX, US
• Function: Service Delivery
• Job Category: Support Functions
• Senior In-Situ Machining Technician (Houston)
• Sr. In-Situ Machining Technician

Business Unit Parts and Field Service is a global organization with harmonized ways of working and tools to deliver the best possible services for our customers. In our global team we value, respect, and embrace different opinions and diversity. Safety, environment, and wellbeing are our foundation, and we never compromise them.

We are now looking for a

Sr. In-Situ Machining Technician to join our team working for a better future.

The position is permanent

, and the preferred location is

Houston, Texas.

What You Will Be Doing?

As a Sr. Machining Technician, you will be responsible for executing advanced in-situ machining and reconditioning activities on reciprocating engine components at customer sites, ensuring all work is performed according to Wärtsilä standards, safety requirements, and customer expectations.

In this role, you will serve as a key member of the In-Situ Machining team, providing technical expertise, supporting less experienced technicians, and contributing to continuous improvement initiatives that enhance operational efficiency, service quality, and safety performance.

• This position reports to the
• Team Leader Resources, In-Situ & Tool Center.

Responsibilities

• Execute in-situ machining and reconditioning activities on reciprocating engine components in accordance with Wärtsilä standards, procedures, and customer requirements.
• Travel to customer locations, including land-based power plants and marine vessels, to perform machining, repair, and reconditioning services.
• Lead field machining activities and support successful project execution while maintaining high standards of quality, safety, and customer satisfaction.
• Collaborate with internal teams and customers to ensure projects are completed within scope and schedule.
• Maintain, inspect, and ensure operational readiness of machining equipment, tools, and assets.
• Prepare and submit accurate technical reports, inspection records, and customer service documentation in accordance with company requirements.
• Collect and process time sheets, expenses, and service-related documentation accurately and on time.
• Provide technical guidance, coaching, and mentorship to junior technicians and team members.
• Support continuous improvement initiatives by identifying opportunities to improve safety, efficiency, reliability, and service delivery.
• Ensure compliance with Wärtsilä Health, Safety, Quality, and Environmental standards at all times.

Required Qualifications

• High school diploma, technical certification, or vocational training in Machining, Mechanical Technology, Mechanical Engineering, or a related field.
• 5+ years of experience in in-situ machining, field machining services, or a similar heavy industrial environment.
• Demonstrated experience machining and reconditioning reciprocating engine components.
• Strong knowledge of portable machining equipment, precision measurement tools, and machining techniques.
• Ability to read and interpret engineering drawings, technical specifications, and service manuals.
• Experience troubleshooting machining equipment and resolving technical challenges in the field.
• Experience working independently at customer sites and executing field service projects.
• Strong problem-solving, organizational, and communication skills.
• Commitment to the highest standards of safety and quality.
• Ability and willingness to travel extensively to customer locations.
• Valid driver's license.
• Proficiency in English, both written and verbal.

Preferred Qualifications

• Experience supporting marine and power generation customers.
• Experience with line boring, laser alignment, optical measurement systems, portable grinding equipment, and in-situ crankshaft machining.
• Experience mentoring, coaching, or training technicians.
• Knowledge of Wärtsilä engines and products.
• Additional machining or technical certifications.
• Spanish language skills are considered an asset.

As an ideal candidate, we expect you to have

• High integrity.
• Passion for customer service and technical excellence.
• Strong focus on quality and safety.
• Critical thinking
• Excellent communication skills (verbal and written) in languages needed to support the team.
• Strong organizational skills and a team player mindset.
• Ability to work effectively with individuals from diverse cultural backgrounds.

Physical & Mental/Reasoning Demands

These are the physical and mental requirements of the position as it is typically performed:

• Vision: Close; Distance; Depth.
• Color Perception (Red, Green, Amber).
• Hearing/Listening.
• Clear Speech.
• Touching: Dexterity; Hand; Finger.
• Ability to Mount and Dismount Forklift/Truck.
• Pushing/Pulling/Stoop/Kneel/Crouch or Crawl.
• Lifting: 45 Pounds; 5 Times per shift.
• Carrying: 25 Pounds; 5 Times per shift.
• Driving (local/over the road).
• Bend/Squat/Sit and Stand for a prolonged period of time.
• Climbing / Balance.

Work Environment

The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job:

• Works Alone / Works with Others.
• Verbal Contact with Others; Face-to-Face Contact.
• Inside / Outside.
• Extreme Heat / Extreme Cold.
• Noise.
• Mechanical Equipment.
• Electrical Equipment.
• Pressurized Equipment.
• Moving Objects.
• High Places.
• Fumes/Odors.
• Hazardous Materials.
• Dirt/Dust.

Travel Requirements

• This position requires a
• 75 - 80% travel commitment
• , encompassing both domestic and international locations, including onshore and offshore sites. The role demands adaptability to varying travel requirements.
• Successful applicants must be authorized to work in the US

Candidates for regular U.S and Puerto Rico positions must be a U.S. citizen, national, or an alien admitted as permanent resident, refugee, asylee with valid work permit or temporary resident under 8 U.S.C. 1160(a) or 1255a(1). Individuals with temporary visas such as E, F-1, H-1, H1B, H-2, L, B, J, or TN or who need sponsorship for work authorization now or in the future, are not eligible for hire."

• Last application date: 10/10/2026
• Wartsila is committed to Employment Equity, supports diversity in the workplace, and encourages applications from all qualified individuals, including women, members of visible minorities, Indigenous persons, and persons with disabilities.
• If you require accommodation during the recruitment process, please let us know, and we will work with you to support your request.
• Please note that according to Wärtsilä policy, voluntary consent for a security check may be required from candidates being considered for this position, depending on the applicable country.

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• Nearest Major Market: Houston
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