Operation and Maintenance Manager

Wärtsilä Energy leads the transition towards a 100% renewable energy future. We help our partners to accelerate their decarbonisation journeys through our market-leading technologies and power system modelling expertise. These cover decarbonisation services, future-fuel enabled balancing power plants, hybrid solutions, energy storage and optimisation technology, including the GEMS Digital Energy Platform.

Did you know Wärtsilä has delivered 79 GW of power plant capacity and more than 130 energy storage installations in 180 countries around the world?

In this fast changing world of energy, we are constantly on the lookout for future-oriented talent to join our team and to work towards enabling sustainable societies through innovation in technology and services - together. Want to join the ride?

Operation & Maintenance Manager 

We are looking for an Operation & Maintenance Manager to join our Power Plant team in  Pecos, Texas.

What will you be doing

As an Operation & Maintenance Manager , you will be responsible for leading, managing, and optimizing all operational and maintenance activities to ensure safe, reliable, and efficient plant performance. Reporting to the Plant Manager, this role oversees the day-to-day operation of the facility, including the 24 engines and all associated auxiliaries, ensuring that preventive and corrective maintenance programs are effectively planned and executed to meet contractual, safety, and performance targets. The position drives continuous improvement in plant reliability, availability, and efficiency through performance monitoring, data analysis, and implementation of best practices, while maintaining full compliance with QEHS standards and agreement obligations. In addition, the Operations and Maintenance Manager leads and develops the operations and maintenance team, coordinates resources and schedules, manages costs and budgets, and supports procurement and planning of materials and services. Acting as a key on-site leader, the role also supports the Plant Manager in daily operations, stakeholder communication, and performance reporting, ensuring alignment with customer expectations and long-term asset performance objectives.

The ideal candidate for this position will have at least 3 years of experience in power plant operations and maintenance, strong team leadership abilities and excellent customer relationship management skills.

As an Operation & Maintenance Manager, you will focus on these responsibilities:

• Executing activities related to the operation and maintenance of the power plant.
• Develop and implement the annual Operation and Maintenance Plan and all resources necessary for its proper execution and administration.
• Prepare the report calculating the reliability and availability indices of the power plant and monitor them.
• Ensure compliance with Company Policies (Code of Ethics, procedures, environmental regulations) related to operations activities.
• Plan, assign, and supervise the activities of the personnel under your line, including their professional training. Ensure the motivation of operations personnel.
• Develop a Training Plan for your team. Identify new professional training needs.
• Implement and supervise operational and maintenance procedures.
• Prepare monthly reports on operational and maintenance performance and propose improvements.
• Monitor the performance of equipment and systems, making necessary adjustments to optimize production.
• Ensure project availability of all spare parts, tools, and elements necessary for the proper execution of the production plan and planned and unplanned maintenance.

To be successful in this role, we expect you to have:

• Minimum of 3 years of experience in power plant operation and maintenance .
• Strong leadership and communication skills, teamwork ability, results orientation, and planning.
• Experience with Maintenance Management Systems (SAP or MAXIMO).
• Knowledge of Integrated Management Systems (Quality, Safety, Environment, and Energy).
• Experience in electric power generation systems (turbogenerators or diesel engines).
• Experience in medium- and low-voltage electrical systems.
• Analysis and monitoring of plant operation parameters.
• Knowledge of MS Office and SAP tools.

Why you and us

You will be a part of a global organization with local presence and work in an exciting and dynamic working environment with highly motivated and skilled co-workers. We offer interesting and challenging work tasks, as well as personal and professional development in a great team. 

If you feel excited by being a part of this working environment and think your personal skills and qualities match the job requirements, we look forward to receiving your job application.

Last application date: 01/07/2026 

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.

Individuals hired for positions that require on-site customer interactions and/or in-person travel may be required to be fully vaccinated against COVID-19 or other country-specific vaccinations, unless otherwise prohibited by law.Wärtsilä North America values our employees. We offer a competitive salary and comprehensive benefits package. Wärtsilä North America is an EOE/AA employer.

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.

Effective January 2025, Wartsila companies in the USA have implemented a new hybrid work model. Most employees who live within 40 miles of an office will work 2 days per week in office. This model will provide our employees the flexibility of working from home, while also providing the benefits of in-person collaboration twice a week. We will be happy to provide more information during your interview process. 

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.

This is Wärtsilä Wärtsilä is a global leader in innovative technologies and lifecycle solutions for the marine and energy markets. Our team of 18,300 professionals, in more than 230 locations in 77 countries, shape the decarbonisation transformation of our industries across the globe. Read more on  .