Job Description
Wärtsilä 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 Wärtsilä'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 decarbonised 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?
Job Title: Agreement Manager, Energy Storage Role Overview:
Wärtsilä Energy’s ES&O Lifecycle Management team is seeking an Agreement/Account Manager to help drive growth in the Americas’ Energy Storage market. Reporting to the General Manager, Agreement Management for Energy Storage and based in Mexico, this role involves occasional travel to
customer sites and Wärtsilä offices.
The Agreement Manager will oversee mid-sized and standard contracts, assigned accounts, focusing on agreement renewals, upselling opportunities, customer support, and the full lifecycle of ESS installations. Key responsibilities include managing financial, operational, and technical performance; identifying customer challenges and implementing corrective measures; and safeguarding customer investments by proactively controlling risks and improving profitability. Close collaboration with ES&O teams ensures a smooth transition from project delivery to ongoing lifecycle support.
This position blends account management, commercial strategy, and technical expertise to serve customers, drive sales, expand contracts, and maintain operational excellence.
Key Responsibilities:
- Act as the primary advisor for key customers, ensuring efficient, profitable, and reliable site operations.
- Execute contract performance monitoring, customer relationship management, and renewal negotiations
- Collaborate with operations teams to monitor and address site performance issues.
- Conduct regular service reviews to discuss system performance and optimization opportunities.
- Identify and secure upsell and cross-sell opportunities within long-term agreements.
- Support negotiations for renewals and expansions, ensuring agreements meet customer needs.
- Develop tailored service and performance packages to enhance customer operations.
- Ensure successful commercial and overall performance of assigned agreements
- Collaborate with technical and service teams to ensure optimal performance of energy storage systems.
- Manage risks and opportunities to improve site uptime and efficiency.
- Develop a growth strategy that aligns customer needs with our advanced service offerings.
- Work with sales and product teams to introduce new solutions.
- Represent Wärtsilä at industry events, positioning us as the preferred partner in energy storage.
Qualifications:
- Bachelor's degree is required for this role with preference in engineering, business or similar, master’s degree is strongly preferred. Candidates must have at least five (5) years of experience in sales, account management and/or contract management, preferably in the energy generation industry, technology or industrial sectors but other industries will be considered.
- Ability to translate technical insights into business value for customers.
- Strong negotiation and commercial skills, with a track record of growing revenue and ensuring customer success.
- Excellent communication and relationship-building abilities.
- Passion for the renewable energy industry and a commitment to sustainability.
- Strongly Preferred Experience with performance guarantees, service agreements, and operational KPIs
- Requires a solid understanding of contract execution and renewals
- Solid knowledge of legal and contractual laws governing projects would be an advantage.
Why Join Us?
- Customer Champion: Directly impact site performance, reliability, and customer success.
- Business Growth: Drive increased revenue, expanded contracts, and long-term partnerships.
- Energy Innovation: Work at the forefront of energy storage and optimization.
- Winning Team: Collaborate with professionals who value problem-solving and customer satisfaction.
If you’re ready to help customers succeed while driving revenue and innovation, apply today!
Last application date: 16/07/2026
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.