Test Engineer 3 with Security Clearance

Markon is seeking a Test Engineer 3 to support a fast-paced, mission-critical Intelligence Community program. This role serves as the lead Test Engineer, responsible for defining and executing comprehensive test strategies to ensure the delivery of high-quality, resilient systems. This role works closely with software developers, DevOps engineers, and mission stakeholders to validate system functionality, data integrity, performance, and operational readiness across complex environments. Respon…