Senior Systems Administrator | Information Technology job opportunity at Corgan.

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Corgan Senior Systems Administrator | Information Technology
Experience: 10-years
Pattern: full-time
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Information Technology

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degreeBachelor's (B.Sc.)
loacation Dallas, Texas, United States Of America
loacation Dallas, Texas....United States Of America

#Corgan is actively recruiting a dynamic #Senior #Systems #Administrator to join the firm as part of our Shared Services #Information #Technology team. This is an in-office position where you will work alongside a team of creative, highly motivated individuals who are passionate about their work and ready to collaborate to achieve outstanding results. Our ideal team member is passionate and progressively seeking more responsibilities to expand their expertise. __ Responsibilities Participate in an on-call rotation, after-hours #maintenance, and incident response to ensure continuous network and systems availability. Lead Projects and Strategic Communication: Independently manage and execute infrastructure projects from conception to completion, including planning, resource allocation, risk assessment, and successful delivery. Lead VMware Infrastructure Management: Design, implement, and maintain the organization's on-prem VMware vSphere infrastructure, including ESXi hosts, vCenter Server, vSAN, and associated virtualization components, optimizing for performance, high availability, and scalability. Manage Windows Server Infrastructure: Administer and maintain a robust Windows Server environment, including Active Directory, Group Policy, DNS, DHCP, and other critical Windows services, ensuring optimal performance, security, and compliance. Support for a small footprint of #Linux servers (less than 5%) will also be required. Oversee Storage Infrastructure: Manage and optimize storage solutions (SAN, Physical Attached and Object Storage) that support virtualized environments and critical applications, ensuring data integrity and availability. Drive Innovation & Efficiency: Champion innovation by staying current with technological advancements in Windows Server administration, virtualization, and cloud computing, translating them into tangible process improvements that maximize efficiency and operational excellence. Develop and maintain detailed systems and infrastructure documentation, including architecture diagrams, configurations, and operational procedures. Implement and enforce security policies and procedures to protect against unauthorized access and cyber threats. Monitor network security logs and events, analyze security incidents, and execute appropriate response protocols. Assist with incident, change, and capacity management processes related to network and systems infrastructure. Manage the full lifecycle of operating systems and application software for networking and systems infrastructure, including installation, maintenance, patching, upgrades, and troubleshooting, to ensure optimal performance and security. Perform daily system monitoring, verify system integrity and availability, review system and application logs, and ensure completion of scheduled jobs, including backups. Serve as a senior escalation point, providing expert-level support for complex systems and networking issues. Networking: While this role is primarily systems-focused, a strong understanding of networking concepts and hands-on experience with technologies like Cisco, Meraki, and Palo Alto firewalls is considered a significant plus. Occasional Travel to other company offices will be required for specific projects or operational needs. __ Qualifications This role is an in-office position. Bachelor's degree in computer science, MIS, or equivalent training or work experience. Minimum of 10 years of hands-on experience in systems and infrastructure administration, with a strong focus on VMware virtualization and Microsoft Windows Server environments. Expert-level proficiency in VMware vSphere infrastructure, including ESXi, vCenter, vSAN, and related virtualization technologies. Extensive experience administering Microsoft Windows Server (2012 R2, 2016, 2019, 2022) including Active Directory, Group Policy, DNS, DHCP, and other core Windows services. Solid understanding and experience with storage solutions (SAN, NAS, object storage) in virtualized environments. Proficiency with Microsoft Azure and/or AWS cloud platforms for hybrid environment management. Experience with Microsoft 365 Administration, Entra (Azure AD), SCCM, and basic SQL administration is highly preferred. Familiarity with web server administration (IIS, Apache, Tomcat) is a plus. Proven experience supporting hybrid cloud environments and contributing to cloud migration initiatives. Strong scripting and automation skills using PowerShell are essential; Python or other relevant languages are beneficial. Deep understanding of system and infrastructure security principles and practices, including patching, vulnerability management, and access controls. Strong problem-solving and advanced troubleshooting skills for complex systems, virtualization, and infrastructure issues. Certifications (Valued): Relevant industry certifications such as VMware VCP, Microsoft Certified: Azure Administrator Associate, or similar cloud/system administration certifications are highly valued. Excellent interpersonal, organizational, and facilitation skills. Strong time management and project management skills. Ability to communicate effectively with all levels of business and technical personnel.
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