Software Engineer III

The MuleSoft Integration Senior Developer is responsible for designing, developing, testing, deploying, and supporting enterprise integration solutions using MuleSoft’s Anypoint Platform in support of PG&E’s electric and gas operations, customer systems, and enterprise platforms. This role plays a critical part in enabling secure, reliable, and scalable system integrations that support PG&E’s operational excellence, customer experience, and regulatory obligations.

The Senior Developer is a hands-on technical contributor who implements approved integration designs, supports API-led connectivity across cloud and on-premise environments, and ensures integrations meet PG&E’s standards for availability, cybersecurity, performance, and compliance. The role collaborates closely with enterprise architects, product owners, business partners, and operations teams, while providing technical leadership and mentorship to junior developers.

Essential Duties and Responsibilities:

Integration & API Development

• Design, develop, and test Mule 4 applications using API-led connectivity (Experience, Process, and System APIs) aligned to PG&E enterprise integration standards.

• Build, enhance, and support RESTful and event-driven integrations using RAML/OpenAPI, DataWeave, and MuleSoft connectors.

• Develop integrations supporting utility systems such as customer information systems (CIS), outage management, work management, asset management, billing, finance, and regulatory reporting platforms.

• Implement secure integrations in compliance with PG&E cybersecurity standards, including OAuth 2.0, mutual TLS, token-based authentication, encryption, and API policy enforcement.

• Ensure high availability, resiliency, and scalability appropriate for a regulated public utility environment.

Delivery, Testing & Quality Assurance

• Prepare and execute unit, integration, and regression testing using MUnit and automated testing frameworks.

• Validate integrations against functional, performance, and security requirements prior to release.

• Ensure compliance with PG&E development standards, error handling, logging, monitoring, and exception management practices.

• Support end-to-end delivery through development, system testing, user acceptance testing (UAT), and production readiness.

CI/CD, Release & Environment Management

• Contribute to and follow PG&E-approved CI/CD pipelines using enterprise version control and automation tools.

• Support deployments across multiple environments (Development, Test, UAT, Production) using Anypoint Runtime Manager and CloudHub and/or Runtime Fabric (RTF).

• Participate in release planning, change management, deployment validation, and rollback procedures in accordance with PG&E IT governance.

• Manage environment configurations, secrets, certificates, and runtime properties following PG&E security and compliance requirements.

Operations, Reliability & Support

• Provide Level 2/3 support for production MuleSoft integrations supporting mission-critical utility operations.

• Participate in Incident, Problem, and Change Management processes, including root cause analysis and corrective action planning.

• Monitor integration health and performance, proactively identifying risks, failures, or capacity constraints.

• Support production stabilization efforts to ensure continuity of service and minimal operational disruption.

Documentation, Compliance & Knowledge Transfer

• Create and maintain comprehensive technical documentation, including:

  • API specifications and integration design documents

  • Service Operations Manuals and runbooks

  • Deployment and support procedures

• Create and maintain release notes and operational artifacts required for audits and regulatory review.

• Develop and execute knowledge transfer plans, including documentation and recorded walkthroughs, to support operational continuity and workforce transition.

Leadership & Collaboration

• Provide technical guidance, mentoring, and code reviews for junior MuleSoft developers.

• Collaborate with