Mechanical Engineer - Sustaining

Job Title: Mechanical Engineer - SustainingJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: NoneEmployee Type: RegularPercentage of Travel Required: Up to 25%Type of Travel: Continental US* * *CACI is looking for staff to join our Photonics team developing space-based laser communications technology.  We are seeking a hands-on Sustaining Engineer to bridge the gap between design and production, supporting our complex optomechanical and electromechanical systems. In this role, you will diagnose issues, drive root cause investigations, and partner with manufacturing and suppliers to continuously improve quality, yield, and manufacturability. You will also execute design verification and environmental testing, and provide engineering support as new products transition into full-scale production. This is an excellent opportunity for an engineer who thrives on solving multidisciplinary problems and wants hands-on ownership of technical issues and process improvements in a design through production environment.The Opportunity:Technical Problem-Solving & Root Cause AnalysisDiagnose and resolve complex issues spanning optics, mechanics, electronics, and control systems, encountered during build, test, and integration.Lead root cause analysis (RCA) and corrective action (CAPA) efforts for performance deviations, test failures, and non-conformances identified in production.Manufacturing & Supplier CollaborationCollaborate with manufacturing teams to address yield issues, improve assembly processes, and implement design-for-manufacturing enhancements.Work directly with suppliers to address fabrication issues and yield improvementsDesign Verification and Acceptance TestingSupport and execute product acceptance and environmental testing (including vibration, shock, thermal, etc.).Support closure of design verification activities.Contribute to continuous improvement of design, test, and build processesDesign and Documentation ManagementManage engineering change orders (ECOs) to update designs, drawings, and documentation.Present failure analysis and proposed design changes to multidiscipline design and manufacturing teams.Create and edit procedures and test reports.Qualifications:Required: B.S. or M.S. in Mechanical Engineering.Must be a US Citizen.5+ years of industry experience in mechanical design, analysis, and testing.Demonstrated experience creating and releasing complex mechanical models, drawings, and assemblies.Strong proficiency with SolidWorks and PDM/PLM systems. Knowledge of GD&T (ASME Y14.5) and mechanical drafting standards.Experience working with Microsoft Office tools (Word, PowerPoint, Excel).Strong written, verbal, and visual communication skills.A self-starter with excellent problem-solving skills who takes ownership of assigned tasks and drives them to completion.Comfortable working cross-functionally and reaching out across departments to resolve issuesAbility to work in an environ...