Wärtsilä

Field Service Engineer

Join Wärtsilä in Houston, Texas as a Field Service Engineer supporting energy equipment with hands-on technical service and troubleshooting. This role involves extensive travel and offers comprehensive benefits including medical coverage and paid holidays.
Wärtsilä
Wärtsilä
Houston, Texas, United States Flexible Full time US$30–46 hourly UTC-05:00

Wärtsilä

Company Overview

Name

Wärtsilä Oyj Abp

Headquarters

Helsinki, Finland

Founded

1834

Size

Approximately 18,300 employees globally (source: wartsila.com). Revenue figures for 2023 are not detailed in available sources.

What They Do

Wärtsilä Energy specializes in providing flexible engine power plants that can operate on sustainable fuels, alongside energy storage systems and optimization technologies such as the GEMS platform. Their offerings include full lifecycle services aimed at balancing renewable energy sources and enabling 100% renewable grids (source: wartsila.com). The company’s product lineup features utility-scale Quantum battery energy storage systems designed for compactness and efficiency, intelligent software for real-time control, and hybrid solutions that integrate engines with storage capabilities (source: wartsila.com). Target markets encompass power utilities, independent producers, and industries across 180 countries that require reliable baseload power, peak shaving, or grid stability in the face of increasing solar and wind intermittency (source: wartsila.com). Wärtsilä differentiates itself through a global portfolio that exceeds 18 GWh of storage deployed or contracted, emphasizing bankable reliability and expertise in decarbonizing energy systems (source: wartsila.com).

Projects & Track Record

Wärtsilä has an impressive track record, having installed 79 GW of power plant capacity across 180 countries and over 130 energy storage systems, with a global storage portfolio exceeding 18 GWh (source: wartsila.com). Notable projects include the tenth energy storage system for Flow Power in Australia, the fourth stage of Origin Energy’s Eraring battery system, and a synchronous condenser power plant designed for an Australian mining operation (source: wartsila.com). The company is also engaged in ongoing projects such as the Eraring battery stages and co-research initiatives aimed at enhancing predictive engine safety (source: wartsila.com). Key clients include Flow Power, Origin Energy, and various mining operations in Australia and Mauritania, showcasing Wärtsilä's commitment to delivering reliable energy solutions (source: wartsila.com).

Recent Developments

In the past two years, Wärtsilä has made significant strides, including the announcement of its tenth Australian energy storage project for Flow Power and the renewal of an operation and maintenance agreement for a Mauritanian gold mine (source: wartsila.com). The company has also introduced the first power plant with a synchronous condenser for Australian mining, aimed at integrating renewable energy sources (source: wartsila.com). Additionally, Wärtsilä has appointed Luke Witmer as Vice President of Software Engineering for Energy Storage, reflecting its commitment to innovation in this sector (source: wartsila.com). The company has set fire safety benchmarks with its Quantum3 system while advancing the Eraring battery project, further solidifying its leadership in energy solutions (source: wartsila.com).

Working There

Wärtsilä offers a diverse range of roles across various departments, including engineering, product development, sales, and software engineering, particularly in the development of the GEMS platform (source: wartsila.com). The company employs over 18,300 individuals across 77 countries, with hiring occurring at its Helsinki headquarters and globally across more than 230 locations (source: salestools.io). The workplace culture emphasizes collaboration and innovation, featuring modern facilities in Helsinki that include open-plan offices, wellness rooms, and fitness centers (source: salestools.io). Documented benefits include support for work-life balance and a purpose-driven environment that fosters creativity and technological advancement (source: salestools.io).


Last updated on Feb 23, 2026 | Report an issue

Job Description

Wartsila is an innovative technology company known for being a forerunner in the Marine and Energy markets. Every day, we - Wärtsilians - put our hearts and minds into turning Wartsila's purpose of enabling sustainable societies through innovation in technology and services into reality. Our ultimate aim is to provide increased value to both our customers and society. New, game-changing ideas and continuous improvement have been part of our DNA since 1834. Together, we can create new business opportunities and more sustainable future that we can all be proud of.

We want to transition the world towards a decarbonized and sustainable future. By pushing the boundaries of engineering and technology, we can make it work. We are always on the lookout for future-oriented talent - want to join the ride?

We are now looking for a Field Service Engineer - (Energy) in the US to join our team working for a better future.

As a Field Service Engineer, you will provide technical engineering support and execute field service activities to ensure high‑quality service delivery and customer satisfaction. You will perform hands‑on technical tasks in the field, including troubleshooting and diagnostics, supporting the reliable operation of customer equipment in accordance with established procedures and guidelines.

You will work closely with experienced service colleagues, customers, and internal teams to resolve technical issues, coordinate on‑site activities, and ensure service work is completed safely, efficiently, and to quality standards. In addition, you will contribute to continuous improvement of field service processes by providing feedback based on field experience and equipment performance.

Responsibilities

  • Perform technical field service tasks, including advanced troubleshooting, diagnostics, and issue resolution in accordance with established procedures.
  • Support the functionality and reliability of customer equipment by identifying technical issues and contributing to corrective actions together with the service team.
  • Provide technical support and guidance to customers during service activities, ensuring a positive service experience.
  • Collaborate with customers, external stakeholders, and cross‑functional internal teams to coordinate on‑site activities and ensure timely service delivery.
  • Escalate complex technical issues as required and support senior engineers or superintendents during service execution.
  • Contribute to the continuous development of field service processes by providing feedback on service execution and equipment performance.
  • Maintain accurate service records, reports, and documentation in line with company policies and customer requirements.
  • Ensure all work is performed in compliance with applicable safety, quality, and environmental standards.

Requirements

  • High integrity and accountability.
  • A strong customer‑focused mindset and sense of responsibility for assigned tasks.
  • Practical technical knowledge of field service operations and willingness to develop technical expertise.
  • Experience working with Wärtsilä engines or similar large‑bore engine platforms (preferred but not mandatory for junior level).
  • Ability to work effectively with colleagues and customers from diverse cultural and professional backgrounds.
  • Good organizational and prioritization skills in field environments.
  • A team‑player mindset with the ability to work independently under guidance, including in remote locations.
  • Commitment to safety, quality, and continuous learning.

Physical & Mental / Reasoning Demands

  • Vision: Close; Distance; Depth.
  • Color perception (Red, Green, Amber).
  • Hearing / Listening.
  • Clear speech.
  • Manual dexterity (hand and finger).
  • Ability to mount and dismount equipment or vehicles.
  • Pushing, pulling, stooping, kneeling, crouching, or crawling.
  • Lifting up to 45 pounds, multiple times per shift.
  • Carrying up to 25 pounds, multiple times per shift.
  • Driving (local and long-distance).
  • Ability to stand, bend, squat, and sit for prolonged periods.
  • Climbing and maintaining balance.

Work Environment

  • Works alone and with others.
  • Face-to-face and verbal contact with others.
  • Indoor and outdoor environments.
  • Exposure to extreme heat and cold.
  • Noise and vibration.
  • Mechanical equipment and moving objects.
  • Pressurized systems.
  • High places.
  • Fumes, odors, dust, and hazardous materials.

Travel Requirements

This position requires approximately 80% travel, including domestic and occasional international assignments to customer power plants. Extended periods away from the primary residence should be expected. Travel flexibility is an essential requirement of this role.

Successful applicants must be authorized to work in the United States without sponsorship.

Candidates for regular U.S. and Puerto Rico positions must be a U.S. citizen, national, or an alien admitted as a permanent resident, refugee, or asylee with valid work authorization, or a temporary resident under 8 U.S.C. §1160(a) or §1255a(1).

Individuals holding or requiring sponsorship for temporary visas such as E, F‑1, H‑1, H‑1B, H‑2, L, B, J, or TN, now or in the future, are not eligible for hire.

For applicants that reside in CA/WA/CO, the hourly wage range is 30/h - 36/h. For applicants that reside in NY, the salary/salary range/hourly wage range is 30/h - 46/h.

The amounts listed are the base pay range; additional compensation may be available for this role, such as shift differentials, standby/on-call, overtime, premiums, extra shift incentives, or bonus opportunities. Eligibility to participate in: the discretionary incentive plan assigned to the level of position upon offer of employment; medical, dental and vision coverage, 401(k) plan and flexible spending accounts, subject to plan terms; Company-paid benefits such as life insurance, short- and long-term disability, subject to applicable waiting periods. Paid time off (PTO) is accrued on a per-pay period basis in accordance with tenure in the Company; a new hire can expect 17 days per year. Twelve (12) Company-paid holidays.

At Wärtsilä we value, respect and embrace all our differences, and are committed to diversity, inclusion and equal employment opportunities; everyone can be their true self and succeed based on their job-relevant merits and abilities.

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.

Apply now

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About the role

September 10, 2026

September 11, 2026

Full time

Flexible

Company

US$30–46 hourly

Hydropower, Bioenergy, Energy Storage, Smart Grid

Wärtsilä

wartsila.com

  •  Houston, Texas, United States

Preferred experience with Wärtsilä engines or similar large-bore engine platforms.

UTC-05:00