Principal System Integration Engineer (Enterprise Systems), Python (1064) – Department of Technology

Application Opening: February 19, 2026 Application Deadline: Apply Immediately. This recruitment is considered open until filled and will close no sooner than May 4, 2026. Salary Range: $145,548.00 - $197,184.00 annually ( click here to learn more). This posting has been amended as follows: 4/15/2026: Updated to reflect extended application period and additional information in the concluding section. 2/27/2026: Updated the Job Title, Desirable Qualifications, and Salary Range details to reflect the complexity and advanced responsibilities of this role. 2/23/2026: Updated the Nature of Work to include additional telecommute policy information. Are you ready to make an impact in one of the most innovative cities? The San Francisco Department of Technology (DT) is looking for passionate IT professionals to help shape the future of technology in San Francisco! As the centralized technology services provider for the City and County of San Francisco (CCSF), DT delivers critical infrastructure and services to over 33,000 employees—supporting public safety, municipal broadband, cybersecurity, cloud solutions, and more! With a $140M+ annual budget and a team of 300+ experts, DT is leading the charge in digital transformation. DT provides services through our core areas of IT Excellence: IT Project Management Office Enterprise Application Services Cloud Center of Excellence IT Operations and Support including the Service Desk and NOC City Infrastructure including the Network, Telcom and Data Centers Office of Cybersecurity including Cyber Defense, Identity Management and Disaster Recovery Public Safety Systems and Municipal Broadband Fiber SFGovTV Broadcasting Services IT Finance and Administration Services Emerging Technologies Why Join Us?  Innovative & Impactful Work At DT, you won’t just work on IT—you’ll power a city. Your expertise will directly impact the residents of San Francisco, from closing the digital divide to ensuring secure, efficient city operations. Benefits of Working for CCSF :  In addition to challenging and rewarding work, the City provides a generous suite of benefits to its employees. Competitive pay, benefits, and retirement options Career growth opportunities through training, internal mobility, and subsidized education Diverse work environment in a diverse city We offer employees the ability to work from home one day a week while spending the other four days in our San Francisco office, promoting both collaboration and work-life balance. Join the team that’s shaping the future of technology in San Francisco. Apply today and be part of a dynamic, innovative, and mission-driven IT team! The Department of Technology’s Justice Tracking Information System (JUSTIS) team is responsible for designing, operating, and modernizing the City and County of San Francisco’s criminal justice data exchange platform. JUSTIS enables secure, real-time information sharing among multiple criminal justice partner agencies, supporting mission-critical operations that run 24 hours a day, 7 days a week. The Principal System Integration Engineer is a key technical contributor on the JUSTIS development team, responsible for building and maintaining the APIs, integration services, and backend components that power the JUSTIS Data Exchange Hub. This role focuses on developing secure, reliable, and scalable system-to-system integrations that allow partner agencies to exchange criminal justice data in compliance with local, state, and federal requirements governing privacy, security, and access to sensitive information. Working closely with system architects, technical leadership, project management, and partner agencies, the Software Developer performs complex, hands-on development work across development, test, and production environments. This position requires strong expertise in application development, system integration, database development, and DevOps practices, with a primary emphasis on API-driven data exchange and enterprise integration solutions that support high-availability justice systems. As a member of the JUSTIS development team, the Principal System Integration Engineer is responsible for the design, development, enhancement, and operational support of the JUSTIS Data Exchange Hub and its associated integration services. The developer plays a hands-on role in ensuring that justice data flows reliably, securely, and efficiently between partner agency systems. This position requires a strong balance of technical depth, operational awareness, and collaboration, as the work directly supports mission-critical justice operations across multiple City agencies. Essential duties include, but are not limited to, the following: Application & Integration Development Design, develop, and maintain RESTful APIs and backend services that support real-time criminal justice data exchange. Build reusable, testable server-side components using Python and Java to support system integrations. Implement and maintain secure integration patterns using REST, JSON, and event-driven approaches; maintain working knowledge of SOAP and XML as required. Develop and maintain database structures, including tables, views, and PL/SQL procedures, primarily using Oracle (12c/19c). System Integration & Operational Support Support integration services across development, testing, and production environments for 24x7, mission-critical systems. Collaborate with architects, analysts, and partner agencies to design integration solutions that meet operational needs and long-term sustainability goals. Troubleshoot and resolve complex integration, performance, and data-quality issues in production and pre-production environments. Monitor and support system reliability, availability, and performance in coordination with technical leadership. DevOps, Quality & Release Management Implement and support CI/CD pipelines to ensure consistent, reliable, and auditable deployments. Partic