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Infrastructure and Security Manager
<p>We’re seeking a hands-on Security and Infrastructure Manager to lead IT security and infrastructure operations, with a strong focus on Microsoft Azure, Microsoft 365, and Defender XDR. This role blends strategic leadership with technical execution, driving cybersecurity initiatives and ensuring scalable, compliant infrastructure.</p><ul><li>Manage secure Azure environments (NSGs, Firewalls, Bastion, App Gateways, Defender for Cloud).</li><li>Govern Microsoft 365/O365 platforms (Exchange, SharePoint, Teams) with a focus on security and collaboration.</li><li>Deploy and manage Microsoft Defender XDR and Purview for threat protection, DLP, and compliance.</li><li>Architect and administer SASE and Zero Trust solutions.</li><li>Lead incident response, vulnerability management, and endpoint protection.</li><li>Enforce RBAC and identity governance via Microsoft Entra ID.</li><li>Ensure compliance with SOX and NIST CSF 2.0; maintain audit readiness.</li><li>Respond to infrastructure escalations and ITSM tickets.</li></ul>
<ul><li>7+ years in cybersecurity/infrastructure, with 3+ in a senior or leadership role.</li><li>Deep experience with Azure IaaS/PaaS, Microsoft 365, Defender XDR, and Intune.</li><li>Proven success with Microsoft Purview and data governance tools.</li><li>Familiarity with firewalls (Cisco, Palo Alto, Fortinet) and secure remote access.</li><li>Experience with SASE, Zero Trust, and compliance frameworks (SOX, NIST).</li><li>Relevant certifications (e.g., AZ-500, SC-200, CISSP, CISM, CCSP) preferred.</li></ul>
<h3 class="rh-display-3--rich-text">Technology Doesn't Change the World, People Do.<sup>®</sup></h3> <p>Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.</p> <p>Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. <a href="https://www.roberthalf.com/us/en/mobile-app" target="_blank">Download the Robert Half app</a> and get 1-tap apply, notifications of AI-matched jobs, and much more.</p> <p>All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit <a href="https://roberthalf.gobenefits.net/" target="_blank">roberthalf.gobenefits.net</a> for more information.</p> <p>© 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking “Apply Now,” you’re agreeing to <a href="https://www.roberthalf.com/us/en/terms">Robert Half’s Terms of Use</a>.</p>
  • Houston, TX
  • onsite
  • Temporary
  • 70.00 - 80.00 USD / Hourly
  • <p>We’re seeking a hands-on Security and Infrastructure Manager to lead IT security and infrastructure operations, with a strong focus on Microsoft Azure, Microsoft 365, and Defender XDR. This role blends strategic leadership with technical execution, driving cybersecurity initiatives and ensuring scalable, compliant infrastructure.</p><ul><li>Manage secure Azure environments (NSGs, Firewalls, Bastion, App Gateways, Defender for Cloud).</li><li>Govern Microsoft 365/O365 platforms (Exchange, SharePoint, Teams) with a focus on security and collaboration.</li><li>Deploy and manage Microsoft Defender XDR and Purview for threat protection, DLP, and compliance.</li><li>Architect and administer SASE and Zero Trust solutions.</li><li>Lead incident response, vulnerability management, and endpoint protection.</li><li>Enforce RBAC and identity governance via Microsoft Entra ID.</li><li>Ensure compliance with SOX and NIST CSF 2.0; maintain audit readiness.</li><li>Respond to infrastructure escalations and ITSM tickets.</li></ul>
  • 2025-08-19T21:14:09Z

Infrastructure And Security Manager Job in Houston | Robert Half