Are you looking for a place where you are empowered to bring innovation to reality? Join MarinHealth, an integrated, independent healthcare system with deep roots throughout the North Bay. With a world-class physician and clinical team, an affiliation with UCSF Health, an ever-expanding network of clinics, and a new state-of-the-art hospital, MarinHealth is growing quickly. MarinHealth comprises MarinHealth Medical Center, a 327-bed hospital in Greenbrae, and 55 primary care and specialty clinics in Marin, Sonoma, and Napa Counties. We attract healthcare’s most talented trailblazers who appreciate having the best of both worlds: the pioneering medicine of an academic medical center combined with an independent hospital's personalized, caring touch. MarinHealth is already realizing the benefits of impressive growth and has consistently earned high praise and accolades, including being Named One of the Top 250 Hospitals Nationwide by Healthgrades, receiving a 5-star Ranking for Overall Hospital Quality from the Centers for Medicare and Medicaid Services, and being named the Best Hospital in San Francisco/Marin by Bay Area Parent, among others. The Principal Systems Architect is a senior-level technical and strategic leader responsible for driving Marin Health’s modernization of on-premises infrastructure as part of the organization’s journey toward a secure, scalable, and resilient hybrid environment. This role will architect, build, and optimize on-prem systems, including core servers, storage, networking, desktop, and mobile platforms, ensuring seamless integration and operational continuity with cloud-based solutions. Working in close partnership with the Principal Cloud Solutions Architect, the Principal Systems Architect will ensure architectural continuity between on-prem and cloud platforms and serve as a backup in their absence. Together, they will co-develop hybrid strategies, migration roadmaps, and operational frameworks that align on-prem and cloud platforms to meet clinical, operational, and regulatory requirements. The Principal Systems Architect will lead initiatives to modernize legacy systems, implement best practices for availability, security, and compliance, and ensure that desktop and mobile environments are robust, user-friendly, and fully integrated with cloud services. This role will collaborate extensively with Infrastructure, Network Engineering, Cybersecurity, and Application teams to embed Zero Trust principles where applicable, optimize system performance, and support business continuity. The Principal Systems Architect will also engage with third-party vendors, healthcare partners, and technology providers to ensure Marin Health’s hybrid infrastructure remains agile, cost-effective, and future-ready. Key responsibilities include developing and executing modernization plans for on-prem systems, coordinating operational direction between cloud and on-prem environments, mentoring engineering staff, and contributing to disaster recovery, backup, and business continuity strategies. The Principal Systems Architect will work with IT leadership and Finance to create resource estimates, project timelines, and Total Cost of Ownership (TCO) models, supporting Marin Health’s goal of delivering best-in-class, highly available technology that empowers patient care and organizational efficiency.