2 of 2 Senior Systems Administrator Jobs in London

This is an excellent opportunity forSenior Linux HPC Systems Administrator/Engineerprofessionals to be part of leading-edge technology projects. Cognizants Cloud, Infrastructure & Security Services Practice provides end-to-end solutions covering architecture, design, implementation, management, and on-going support across the entire enterprise technology infrastructure. Our services include a spectrum of management, consulting, and systems … understanding the impact of GPUs, networking, and other hardware components. Handle vendor relationships effectively, coordinating with external partners to resolve issues and optimize service delivery. Maintain familiarity with MacOS systems to provide assistance when necessary. Required Skills Good enterprise IT experience with extensive hands-on expertise in RedHat Enterprise Linux (RHEL), specifically RHEL 8 & 9. Proven experience with high More ❯

Aureos are seeking a detail oriented and technically proficient Workday System Administrator to manage, maintain, and optimize our Workday environment. This role also includes responsibility for supporting UKG through a managed service model, with a particular focus on Time and Attendance systems. The ideal candidate will have deep knowledge of both Workday and UKG including workforce scheduling, time … and maintain business processes to streamline workflows and improve user experience. Administer security roles and permissions to ensure appropriate access controls and data protection. Oversee integrations with third-party systems (e.g., payroll providers, benefits platforms, ERP systems), ensuring seamless data flow and system interoperability. Develop and maintain custom reports and dashboards to support data-driven decision-making. Monitor … ensure accurate time data feeds into payroll processing. The successful candidate will provide user support & training, change management & enhancements, security & compliance and integration & reporting. Qualifications: Bachelors degree in information systems, Business Administration, or related field. 3+ years of experience administering Workday systems. 2+ years of hands-on experience with UKG Time and Attendance Strong understanding of timekeeping rules, scheduling More ❯