O&M 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?

We are looking for an O&M Manager for our operation in Salta, Argentina.

As the O&M Manager, you will be responsible for planning, coordinating, and supervising all activities related to the generation operations service of a Power Plant (40 MW) and the personnel involved to ensure total Customer satisfaction and meet the time, cost, and quality objectives stipulated in the contract. Ensure the reliability and availability of the Power Plant and all its equipment as contractually established.

Main Responsibilities

• The O&M Manager is responsible for executing all 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.
• Ensure compliance with the existing energy regulations in the Republic of Argentina.
• 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.

Requirements

• Graduated engineer in related fields.
• Minimum of 3 years of experience in continuous-service (24/7) power generation plants.
• 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.
• Knowledge of current labor legislation.
• Analysis and monitoring of plant operation parameters.
• Proficiency in Spanish and English.
• Knowledge of MS Office and SAP tools.

Last application date: 20/02/2026 

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.

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 www.wartsila.com. 
 

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