Senior Core Systems Engineer — Remote/Hybrid (Symitar)

SCE Federal Credit Union; Irwindale (CA); Hybrid; USD 90,000 - 116,000; Full time

Job summary

Rize Credit Union is seeking a highly experienced Core Systems Engineer to manage and enhance our Jack Henry Symitar Episys core platform. You will blend hands-on development with platform administration, automation, and technical leadership to ensure secure, reliable systems that support evolving business needs.

You will lead core development, automation, and operations, collaborating with IT leadership, vendors, and business partners to deliver scalable solutions and robust disaster recovery

Qualifications

• 7+ years of combined experience in application development and core or enterprise systems administration.
• 3+ years of hands-on PowerOn development experience within the Jack Henry Symitar Episys platform.
• Experience administering core systems in a vendor-hosted environment; familiarity with Jack Henry EASE is highly desirable.
• Experience managing system releases, upgrades, automated processing, and production support.
• Technical leadership, mentoring others, and coordinating vendor-developed solutions.
• Strong documentation, change management, security, and regulatory requirements understanding.
• Bachelor's degree in Computer Science, Information Systems, or related field; equivalent relevant experience considered.
• Jack Henry Symitar development or administration certifications are a plus.

Responsibilities

• Design, develop, test, and maintain Symitar PowerOn programs, reports, interfaces, and automated processes.
• Lead technical aspects of our RPA initiatives, collaborating with vendors to develop solutions that improve operational efficiency.
• Develop and maintain data extracts, integrations, and SQL queries supporting business applications and reporting.
• Review code and establish development standards to ensure quality, reliability, and maintainability.
• Administer and optimize our Symitar core platform within the Jack Henry EASE hosted environment.
• Oversee system configurations, automated processing schedules, period-end activities, and operational troubleshooting.
• Manage core database environments, integrations, and related Jack Henry applications.
• Monitor system performance, investigate complex issues, and coordinate resolutions with Jack Henry and internal stakeholders.
• Lead technical activities associated with core system upgrades, releases, testing, and implementation.
• Support business continuity, disaster recovery planning, and system recovery testing.
• Maintain strong documentation, change management, and security practices to protect member information and support regulatory compliance.
• Evaluate new technologies, system enhancements, and opportunities to improve reliability and operational performance.
• Serve as a trusted technical resource and escalation point for complex core system issues.
• Establish technical standards, review solutions, and mentor less experienced team members.
• Partner with departments across the credit union to understand business challenges and recommend practical technology solutions.
• Collaborate with IT leadership to prioritize initiatives, manage technical risks, and support strategic technology projects.

Skills

PowerOn development

Core systems admin

Technical leadership

SQL/Data modeling

Education

Bachelor's degree

Tools

Jack Henry Episys

PowerOn

Azure DevOps

Git

ServiceNow

PowerShell

Job description

Rize Credit Union is seeking a highly experienced Core Systems Engineer to manage and enhance our Jack Henry Symitar Episys core platform. You will blend hands-on development with platform administration, automation, and technical leadership to ensure secure, reliable systems that support evolving business needs.

You will lead core development, automation, and operations, collaborating with IT leadership, vendors, and business partners to deliver scalable solutions and robust disaster recovery