IT Systems Administrator Jobs in Celina, TX

Manage and enhance accounting operations through effective leadership, strategic process improvement, and collaboration across teams. Drive compliance with U.S. GAAP while ensuring accurate, timely fi...

Redefine our network infrastructure by managing device configurations, ensuring system reliability, and implementing security protocols. Collaborate with teams to deliver exceptional network support a...

Optimize cybersecurity processes by supporting A&A activities to achieve and maintain Authorizations to Operate for information systems, ensuring compliance with NIST/RMF frameworks through collaborat...

Join us to lead the full ISD lifecycle for cutting-edge F-35 training solutions, integrating expert insights and performance metrics, while collaborating with diverse teams to enhance pilot and mainta...

Join us to design, implement, and optimize DDC control systems for building automation projects. Collaborate closely with clients and teams to ensure successful system integration and operational effi...

Drive innovation as you partner with clients, crafting tailored technical solutions that tackle their unique challenges, ensuring business success while shaping the future of technology in a collabora...

Advance progress at the forefront of national security applications by developing, deploying, and supporting mission-critical software solutions in an Agile environment while leveraging modern cloud a...

Lead the charge in transforming business processes through technology solutions, collaborating across teams to analyze needs, document requirements, and implement high-quality project deliverables tha...

Join a team that's enhancing IT governance by leading audits, evaluating controls, and collaborating with stakeholders. You'll oversee user access reviews and support our annual audit plan, ensuring t...

Champion technical delivery excellence by leading complex back-office system implementations, collaborating closely with customers and cross-functional teams to align solutions with business objective...

Elevate IT service delivery through innovation and automation. In this senior role, you will resolve complex escalations, mentor analysts, and collaborate cross-functionally to enhance efficiencies an...

Join a team that's dedicated to advancing Army electronic warfare and signals intelligence capabilities. Leverage your expertise in DOD spectrum management and lead initiatives to enhance customer eng...

Drive our new IT implementation strategy by managing integrations and optimizing processes for dental practices, ensuring quality and efficiency as you collaborate cross-functionally and develop suppo...

Unlock the potential of critical infrastructure systems, ensuring flawless data center operations while collaborating with senior engineers to optimize performance and guarantee 100% uptime for missio...

Pioneer systems engineering excellence by addressing complex tech challenges, collaborating with cross-functional teams, and enhancing operational efficiencies through advanced AI tools and observabil...

Empower our team by ensuring application quality through meticulous testing, preparing environments, and analyzing results while contributing to user satisfaction and adherence to design specification...

Lead the strategic HR technology roadmap, enhance operational efficiency, and improve employee experience by managing innovative solutions and vendor relationships in a transformational role that brid...

Empower the future of IT systems by designing and supporting scalable endpoint solutions, enhancing user experience through Microsoft Intune. Collaborate across teams to drive automation, security, an...

Lead the charge in enhancing cloud security operations, managing incident response, and ensuring compliance in fast-paced environments while collaborating with global teams to drive improvements and m...

Champion security excellence by leading incident response and vulnerability management, enhancing cloud security posture, and ensuring compliance in FedRAMP-regulated environments. Collaborate globall...

Collaborate with cross-functional teams to enhance portfolio visibility and drive execution in transformation initiatives through expert analytics and systems management, ensuring data integrity and a...

Join us to optimize data center operations by ensuring flawless functionality of critical systems. Leverage your expertise in mission critical infrastructure to maintain 100% uptime while contributing...

Shape the future of information security by managing client relationships and ensuring compliance while aligning security strategies with business goals, mitigating risks, and delivering comprehensive...

Redefine audit excellence by planning and executing comprehensive audits while advising management on controls, risks, and compliance. Utilize advanced techniques to ensure robust internal processes a...

Empower a global SRE function supporting a SaaS platform in Government. Contribute to reliability, observability, and incident response within a collaborative engineering team while honing your skills...