Sr IT Infrastructure Administrator

Murphy Oil • Houston, TX

8h • Hybrid

About The Position

The Sr IT Infrastructure Administrator is a senior technical contributor responsible for implementing, operating, supporting, and continuously improving Murphy Oil Corporation’s infrastructure platforms. The role supports a hybrid environment spanning on-premises datacenters, cloud services, and enterprise collaboration platforms, with hands-on work across Windows Server, Active Directory, Microsoft Azure, Microsoft 365, virtualization, storage, backup, networking, and enterprise infrastructure operations. The administrator independently delivers complex infrastructure work, participates in operational support and on-call rotations, and collaborates with infrastructure, security, network, application, and business teams. The role offers a development path toward the Staff, IT Infrastructure Platform Administrator position by broadening capabilities in hybrid platforms, automation, reliability, modernization, and technical leadership. The position is based in the Houston Corporate office, with the option to work remotely two days a week.

Requirements

• High school diploma or equivalent.
• At least 10 years of experience in enterprise infrastructure administration, systems engineering, or related infrastructure operations roles, including at least 5 years of hands-on systems administration experience.
• Experience administering Windows Server environments, Active Directory, DNS, DHCP, Group Policy, and enterprise file services.
• Experience deploying and supporting Microsoft Azure infrastructure services, including virtual machines, storage, networking, monitoring, and hybrid integrations.
• Experience administering Microsoft 365 services and supporting identity integration with Active Directory and Azure Entra ID.
• Experience operating virtualized environments, enterprise storage platforms, backup services, and datacenter infrastructure.
• Experience with infrastructure monitoring, capacity management, patching, lifecycle management, incident response, and operational support processes.
• Experience troubleshooting complex server, identity, virtualization, storage, cloud, and network-related issues.
• Experience developing automation with PowerShell, Bash, Python, or similar scripting languages.
• Experience creating technical documentation, operational procedures, and runbooks.
• Experience delivering infrastructure implementations, migrations, upgrades, or modernization initiatives.
• Ability to collaborate across infrastructure, network, security, application, vendor, and business teams.
• Ability to communicate technical information clearly to technical and non-technical audiences.
• Ability to participate in infrastructure on-call rotations.
• Ability to complete all essential physical requirements of the job with or without reasonable accommodation.

Nice To Haves

• Associate’s or Bachelor’s degree in Information Technology, Computer Science, Engineering, or a related STEM discipline, or equivalent work experience.
• Hands-on experience with Microsoft Intune, endpoint policy, compliance, and device lifecycle management.
• Experience implementing Infrastructure-as-Code, configuration management, or CI/CD practices for infrastructure deployment.
• Experience using Git-based source control and Azure DevOps or similar collaboration tools.
• Experience working in Agile or DevOps-oriented delivery environments.
• Experience with VMware virtualization and enterprise storage technologies.
• Experience with enterprise backup and recovery platforms.
• Familiarity with SOX, security controls, OS hardening, and infrastructure compliance requirements.
• Relevant Microsoft, Azure, VMware, networking, security, systems administration, or cloud certifications.

Responsibilities

• Serve as a critical member of the Infrastructure Operations team supporting enterprise technology platforms.
• Administer and maintain Windows Server infrastructure, Active Directory, DNS, DHCP, Group Policy, file and print services, and related enterprise technologies.
• Support enterprise virtualization, storage, backup, datacenter, and cloud infrastructure services.
• Perform infrastructure lifecycle activities, including deployment, upgrades, patching, maintenance, remediation, and platform modernization.
• Monitor system health, performance, capacity, availability, and compliance across infrastructure platforms.
• Participate in the infrastructure on-call rotation, incident response, troubleshooting, and service restoration.
• Deploy, manage, and support Microsoft Azure infrastructure services and hybrid integrations.
• Assist with workload migration, modernization, and optimization across on-premises and Azure environments.
• Support Azure virtual machines, storage, networking, monitoring, security controls, and operational readiness.
• Contribute to repeatable cloud deployment, configuration, and infrastructure automation workflows.
• Administer Active Directory, Azure Entra ID, and related enterprise identity services.
• Maintain identity integration among Microsoft 365, Azure Entra ID, and on-premises Active Directory.
• Support Microsoft Intune, endpoint policies, device compliance, and device lifecycle activities.
• Administer Microsoft 365 services supporting enterprise collaboration and productivity.
• Partner with Information Security and Global Controls teams to apply security, audit, SOX, and compliance requirements across infrastructure services.
• Develop and maintain infrastructure automation using PowerShell, Bash, Python, or similar scripting technologies.
• Participate in Infrastructure-as-Code, CI/CD, Git-based version control, and configuration management initiatives.
• Identify and implement improvements that reduce manual work and increase infrastructure stability, reliability, and efficiency.
• Create and maintain technical documentation, architecture records, runbooks, and operational procedures.
• Participate in infrastructure projects from estimating and planning through implementation and operational transition.
• Collaborate with infrastructure, network, security, application, vendor, and business teams to deliver technology solutions.
• Communicate technical issues, risks, recommendations, and project status clearly to technical and non-technical stakeholders.
• Research and share relevant infrastructure practices and emerging technologies that support continuous improvement.
• Follow all applicable safety precautions.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: High school or GED