System Admin

#894222 System Admin

Holtec
Location : Camden, NJ (onsite 4 day a week)
Duration 12-24mth +
Rate: $65C/C


Must have:

• RedHat
• Linux
• OpenShift
• RHCSA, RHCE, or equivalent experience/certifications
• LinkedIn page

We are seeking a skilled and proactive System Administrator to manage, support, and maintain enterprise infrastructure across Linux, Windows, and containerized environments. This role focuses on Red Hat-based systems and OpenShift, with responsibilities spanning automation, configuration management, CI/CD, and data center operations.
Key Responsibilities:

• Administer, support, and maintain Linux servers (Red Hat and Oracle Linux), Windows servers, and associated infrastructure.
• Manage and optimize container platforms, including OpenShift, Docker, and Kubernetes.
• Create and manage Ansible playbooks and maintain AWX environments.
• Develop and test Puppet modules for automated configuration management.
• Support CI/CD pipelines using tools like GitHub, GitLab, and Jenkins.
• Administer datacenter hardware, including blade servers, SANs, and storage networking.
• Configure and maintain load balancers such as Citrix NetScaler and F5.
• Script and automate tasks using Bash, Python, or PowerShell.
• Monitor and maintain network connectivity and overall system performance.

Required Qualifications:

• Proficiency with Red Hat Enterprise Linux and OpenShift.
• RHCSA, RHCE, or equivalent experience/certifications.
• Strong experience with automation tools (Ansible, Puppet).
• Familiarity with CI/CD pipelines and version control systems.
• Experience with containerization and orchestration platforms.
• Working knowledge of Windows server infrastructure.
• Hands-on experience with data center equipment and storage technologies.
• Solid understanding of networking fundamentals and system security best practices.

Preferred Skills:

• Experience with Jenkins or other CI/CD tools.
• Knowledge of system monitoring tools (e.g., Nagios, Prometheus).
• Familiarity with cloud platforms (e.g., AWS, Azure) is a plus.