Cubic Transportation Systems - Senior Systems Administrator - DevOps

Job Summary : Were looking for a Senior Systems Administrator who can blend strong technical know-how with a deep understanding of Linux and Azure environments to support and scale our growing infrastructure needs.

Work Shift : 24x7 Rotational

Experience : 5+ Years

Primary Skills : Linux, Azure, Production Systems

Secondary Skills : Windows Server, VMware

Responsibilities :

- Design, deploy, and manage resources in Azure using ARM templates and Terraform.

- Implement secure, scalable Azure environments with IAM and networking (VNets, NSGs, Load Balancers, Gateways).

- Monitor and optimize resources using Azure Monitor, Log Analytics, and Application Insights.

- Drive cost efficiency, disaster recovery planning, and resource utilization.

- Collaborate on cloud migrations, vulnerability remediation, and system modernization.

- Certification such as Azure Administrator Associate or Solutions Architect Expert is a huge plus!

Linux Administration (CentOS/Red Hat) :

- Administer and maintain production-grade Linux servers, perform OS patching, tuning, and secure configurations (SELinux, iptables, etc.).

- Manage storage using LVM, configure NFS/SMB, and automate tasks via shell scripting or tools like Ansible/Chef.

- Support open-source tools like Nginx, Apache, SFTP/FTP, and assist in performance tuning and capacity planning.

- Troubleshoot system issues and work with hardware vendors when needed.

Windows + VMware (Secondary Skillset) :

- Manage Windows Server environments alongside Hyper-V/VMware virtual infrastructure.

- Ensure backup, recovery, and business continuity measures are in place.

- Contribute to identity access management across hybrid environments.

Minimum Job Requirements :

- Five (5)+ years of hands-on experience in systems administration, with a focus on Azure and Linux.

- Proven expertise in enterprise IT environments, system performance, and infrastructure management.

- Ability to work in a rotational 24x7 support model.

- You bring a solution-driven mindset, stay updated with tech trends, and thrive in a collaborative, high-stakes environment.