Sr. Manager IT, Enterprise Architecture - Corporate

Who We Are

As the largest private-sector power producer in the world and the nation's largest producer of clean and reliable energy, Constellation is focused on our purpose: lighting the way to a brilliant tomorrow for all. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute.

Now integrated with Calpine, our portfolio includes 55 gigawatts of capacity from nuclear, natural gas, geothermal, hydro, wind and solar facilities, with the generating capacity to power the equivalent of 27 million homes.

Our culture and employee experience make it clear:
We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our people are the driving force behind our success. At Constellation, you can build a fulfilling career with opportunities to learn, grow and make an impact. By doing our best work and meeting new challenges, we can accomplish great things. Join us in meeting the country's energy needs today and tomorrow.

Constellation offers an extensive selection of benefits and rewards to help our employees thrive professionally and personally. We provide competitive compensation and a wide-range of benefits that support both employees and their families, helping them prepare for the future. In addition to highly competitive salaries, eligible employees are offered a bonus program, 401(k) with company match, employee stock purchase program; comprehensive medical, dental and vision benefits, including robust wellbeing programs;

disability and life insurance benefits; paid time off for vacation, holidays, and sick days; and much more.

Expected salary range of $174,600 to $194,000, varies based on experience, along with comprehensive benefits package that includes bonus and 401(k).

We are seeking an experienced and visionary Senior Manager, Platform Architecture, to lead the strategic design, development, and evolution of our critical IT platforms. This role will be instrumental in defining our architectural roadmap, ensuring scalability, reliability, security, and performance of our core systems that power our energy operations. The ideal candidate is a hands-on technical leader with a strong architectural background, proven leadership skills, and a passion for driving innovation in a dynamic energy IT landscape.

• Define, evangelize, and govern the architectural principles, standards, and best practices across IT platforms.
• Develop and maintain the long-term platform architecture roadmap, aligning it with business objectives, technology trends, and industry standards within the energy sector.
• Lead the design and implementation of highly scalable, resilient, secure, and performant platform solutions.
• Drive the adoption of modern architectural patterns (e.g. microservices, event-driven architectures, cloud-native) and relevant technologies.
• Conduct architectural reviews, provide technical guidance, and ensure adherence to architectural standards across development teams.
• Evaluate and recommend new technologies and tools that enhance platform capabilities and efficiency.
• Proactively identify architectural risks and technical debt, proposing and implementing mitigation strategies.
• Collaborate closely with product management, engineering, operations, and cybersecurity teams to translate business requirements into robust architectural designs.
• Act as a technical subject matter expert, providing hands‑on architectural guidance and problem‑solving for complex technical challenges.
• Oversee the implementation of architectural designs, ensuring alignment with defined standards and…