Systems Administrator Jobs in Simi Valley, CA

Unlock potential by managing and modernizing IBM Z/OS mainframe systems. Engage in operations, programming, and data migration while supporting legacy technologies. Drive efficiency and knowledge tran...

Join our team to drive the technical direction of our Internal Developer Platform, enhancing workflows and tooling for engineering teams. You'll lead multi-quarter strategies, ensuring reliable delive...

Join the charge in optimizing IBM z/OS systems. You'll install, maintain, and troubleshoot mainframe operations, collaborate with teams, and drive enhancements to ensure peak performance and reliabili...

Unlock potential by ensuring compliance and excellence in government research administration. Manage proposals, reporting, and financial oversight to enhance project outcomes while collaborating with...

Elevate your engineering career as you design and maintain reliable cloud infrastructure. Collaborate with teams to enhance security, developer experience, and support AI-driven projects in a fast-pac...

Unlock potential by providing administrative support to enhance project execution and sustainability of street medicine workforce initiatives. Contribute to budgeting, training, and public relations...

Unlock potential by bringing your technical skills to support and enhance network and IT infrastructure. Collaborate while managing user support, network upgrades, and optimizing IT operations for a d...

Lead the charge in IT support operations, providing advanced technical assistance and team leadership across multiple locations. Drive service management, enhance user experience, and ensure technolog...

Drive Datacenter Services sales by leading a high-performing team, developing strategies for growth, and enhancing partner relationships. Focus on achieving sales targets while expanding business with...

Champion a proactive security culture while leading a high-performing team. Drive security operations, risk compliance, incident response, and vulnerability management, ensuring alignment with strateg...

Manage multi-site office operations, ensuring efficiency, safety, and a positive environment. Lead staff, oversee vendor relationships, and implement workplace improvements while supporting a collabor...

Lead high-impact, cross-functional programs as a Principal Business Systems Analyst, tackling complex problems that shape Core IT's operations. Collaborate with senior leadership to define strategies...

Champion the seamless deployment of network infrastructure, aligning technical design with strategic initiatives. Drive projects that connect creative teams, ensuring operational excellence and robust...

Manage Workday HR administration and support across HCM workstreams, ensuring data accuracy and optimized processes while enhancing user experience with responsive assistance and configurations in bot...

Join a dynamic team to lead technical onboarding and drive customer success through expert configuration, API integrations, and project management. Make a meaningful impact by streamlining implementat...

Join a dynamic team to develop innovative solutions for a cloud-based medical imaging platform, engaging with cross-functional groups to deliver features that enhance connectivity and diagnostic accur...

Lead the charge in driving team success by coaching and mentoring Inside Account Executives while optimizing processes and enhancing customer relationships in the Public Sector. Collaborate cross-func...

Accelerate your career by overseeing enterprise application databases, ensuring their availability and performance. Play a pivotal role in database design, management, and support, while collaborating...

Shape mission-critical communication solutions and drive successful outcomes by developing competitive system designs and ensuring technical feasibility throughout the proposal and implementation phas...

Empower your career by designing and supporting innovative enterprise networking solutions. Lead complex infrastructure projects, optimize performance, and collaborate globally to drive technological...

Optimize customer satisfaction and operational performance by leading a Managed Services Engineering Team, enhancing service delivery, and aligning engineering efforts with strategic goals and custome...

Join a team that's dedicated to delivering exceptional customer service while driving continuous improvement through strategic relationships. Help shape customer outcomes and ensure satisfaction by ma...

Take ownership of customer relationships by ensuring service excellence and strategic alignment. Drive continuous improvement and governance initiatives, fostering trust with stakeholders and enhancin...

Lead IT strategy for a manufacturing organization, modernizing infrastructure, enhancing cybersecurity, and driving operational efficiency, while managing vendor relationships and building a cohesive...

Transform infrastructure with advanced VMware solutions, leading design and implementation. Collaborate with teams to ensure compliance and security while guiding architecture development for classifi...