Mechanical Engineer / Control Account Manager (Naperville)

About the CompanyxLight is building the next-generation light source for semiconductor manufacturing — harnessing free-electron laser technology to deliver an industrial-grade, continuously operating light source for advanced patterning, metrology, and inspection.About the RoleWe're growing our team and looking for a Mechanical Engineer with Control Account Management (CAM/EVMS) experience to lead accelerator component designs and own cost/schedule performance on our accelerator program.ResponsibilitiesContribute to the mechanical design of accelerator components taking concepts from feasibility through commissioning.This includes CAD, GD&T, FEA/CFD analysis, prototype testing, and cross-functional collaboration across mechanical, optics, electrical, physics, and systems teams.As a Control Account Manager, you'll own discrete work packages within our EVMS framework (ANSI/EIA-748 / DOE Order 413.3B), including:Developing and baselining Control Account Plans (CAPs)Tracking and reporting monthly EV metrics (BCWS, BCWP, ACWP, SPI, CPI)Preparing Variance Analysis Reports (VARs) with root cause and corrective actionsDeveloping ETCs and EACs; managing budget and schedule baselinesParticipating in IBRs, Monthly Performance Reviews, and DOE project auditsCoordinating change control through the project BCCBQualificationsStaff Engineer – P4: BS + 8 yrs or MS + 6 yrs in Mechanical Engineering or related fieldCross-functional technical leadership experienceFamiliarity with EVMS on DOE or major capital projectsSenior Staff Engineer – P5: BS + 15 yrs or MS + 13 yrs in Mechanical Engineering or related fieldSubstantial CAM experience on DOE projects (e.g., LCLS-II, APS-U, ALS-U, FRIB, SNS)Direct experience interfacing with DOE project offices and Federal Project DirectorsRequired SkillsSynchrotron beamline or scientific instrumentation experienceSemiconductor capital equipment backgroundPrimavera P6 proficiencyAACE (EVP, CCP, PSP) or PMP / PMI-SP certificationCryomodule assembly and commissioning at a national labPay range and compensation packageCompetitive compensation + equity (stock options)Full benefits: medical, dental, vision, life insurance401(k) with company matchingFlexible work: hybrid and remote options supportedThe chance to build something genuinely new in photon science and semiconductor manufacturingEqual Opportunity StatementxLight is an Equal Opportunity Employer. We are committed to building an inclusive team and welcome applicants of all backgrounds.