• Lead comprehensive testing, validation, and quality assurance activities for a complex Federal cloud integration solution serving millions of clients. • Develop comprehensive test strategy covering functional, integration, performance, security, and compliance testing • Create detailed test plans aligned with RMF/ATO requirements and federal security control validation • Define test environments, test data requirements, and testing infrastructure needs • Establish test schedules, milestones, and success criteria for pilot deployment across 10 systems • Identify testing tools, frameworks, and automation opportunities to meet aggressive timeline • Coordinate testing dependencies across development, infrastructure, and security teams • Test container platform deployments (ECS/OpenShift) including orchestration, scaling, and failover capabilities • Validate infrastructure-as-code deployments for consistency, repeatability, and compliance with baselines • Test application load balancer configurations including health checks, routing rules, and SSL/TLS termination • Verify network segmentation, security group rules, and multi-AZ high availability configurations • Validate backup and disaster recovery procedures including RTO/RPO compliance • Test auto-scaling behaviors under various load conditions and failure scenarios • Design and execute integration test cases for data flows across 10+ disparate source systems • Test API interfaces, data orchestration workflows, and error handling/retry logic • Validate data transformation accuracy, completeness, and consistency across integration points • Test vendor container integration with custom infrastructure and security controls • Verify Databricks pipeline processing and PowerBI report accuracy against expected outcomes • Execute end-to-end business process testing for risk analysis and service coordination workflows • Validate implementation of NIST 800-53 security controls required for ATO • Coordinate and support security assessment testing activities with ISSO/ISSM • Test authentication, authorization, and access control mechanisms across all system components • Validate encryption implementation (at-rest and in-transit) for sensitive client data and PII • Execute vulnerability scanning and verify remediation of identified security findings • Test audit logging completeness, accuracy, and compliance with federal requirements • Validate container hardening against CIS benchmarks and DSTI STIGs • Support penetration testing activities and coordinate remediation verification • Design and execute performance tests simulating millions of client records and concurrent users • Test system performance under peak load, sustained load, and stress conditions • Validate horizontal scaling effectiveness and resource utilization efficiency • Identify performance bottlenecks in integration workflows, database queries, and API endpoints • Test monitoring and alerting thresholds under various load scenarios • Measure and validate response times, throughput, and latency against defined SLAs • Develop automated test suites for regression testing of infrastructure and application components • Integrate automated testing into CI/CD pipelines for continuous validation • Create reusable test scripts and frameworks for scaling to 130+ system instances • Automate security compliance checks and configuration validation • Build synthetic monitoring and health check automation for production readiness • Document test cases, test results, and defect findings with clear reproduction steps • Track defects through resolution and verify fixes through regression testing • Maintain traceability matrix linking requirements to test cases and security controls • Create test summary reports for stakeholder reviews and compliance evidence • Document test environments, configurations, and procedures for audit and knowledge transfer • Provide testing evidence and artifacts for RMF/ATO security assessment package