All jobs at KIEFER

12 open roles

RoleLocationSetupPayPosted

Payroll & HR Operations SpecialistHuman Resources/Talent AcquisitionAthens · On-siteAthensOn-site—18d ago
Project Manager (BESS)Operations ManagementAthens · HybridAthensHybrid—Sep 2, 2026
Senior QA EngineerQuality AssuranceAthens · Hybrid · €60K – €90K/yrAthensHybrid€60K – €90K/yrAug 27, 2026
Senior Software Engineer (Backend focus)DeveloperAthens · Hybrid · €60K – €90K/yrAthensHybrid€60K – €90K/yrAug 27, 2026
Senior Sales Executive — Energy Storage (BESS)Business DevelopmentAthensAthens——Aug 27, 2026
Data Center Site Manager — ConstructionArchitecture and ConstructionHuntsvilleHuntsville——Aug 27, 2026
Senior Software Engineer (Frontend focus)DeveloperAthens · Hybrid · €60K – €90K/yrAthensHybrid€60K – €90K/yrAug 25, 2026
Data Center Operations managerOperations ManagementMunicipal Unit of Megalopoli · €50K – €70K/yrMunicipal Unit of Megalopoli—€50K – €70K/yrAug 21, 2026
Senior Enterprise Sales Director, Energy & Grid InfrastructureSalesAthens · Hybrid · €40K – €60K/yrAthensHybrid€40K – €60K/yrAug 17, 2026
Senior ML Engineer (LLM)Artificial Intelligence/Machine LearningRemote · €80K – €160K/yr—Remote€80K – €160K/yrJun 22, 2026
Senior ML Engineer (LLM)Artificial Intelligence/Machine LearningAthens · Hybrid · €80K – €160K/yrAthensHybrid€80K – €160K/yrJun 10, 2026
ML Team Lead (Sophea AI)Artificial Intelligence/Machine LearningAthens · Hybrid · €130K – €200K/yrAthensHybrid€130K – €200K/yrApr 27, 2026