Linux Systems Engineer (VM & Cloud Operations)

CACI•Laurel, MD

1d•Onsite

About The Position

CACI is seeking a Systems Engineer for a hands-on engineering role where they will support, manage, and improve Linux-based virtual environments across multiple hosting platforms. This role offers continuous learning, collaboration with development teams, and the chance to work with modern cloud and container technologies, contributing directly to secure, high-availability systems that power critical mission needs. The engineer will deepen their expertise in VM management, DevOps practices, Kubernetes operations, and automation.

Requirements

Active TS/SCI w/ Polygraph
High School Diploma/GED + 12 years of relevant experience OR Associate’s Degree + 10 years OR Bachelor’s Degree + 8 years OR Master’s Degree + 6 years OR Doctorate + 4 years
Strong troubleshooting skills, including analysis of VM and application logs.
Proficiency with Linux administration (RHEL 8/9).
Experience with Kubernetes, Docker, and Rancher in production environments.
Familiarity with Apache NiFi or similar integration/dataflow tools.
Working knowledge of Ansible for automation and configuration management.
Hands-on experience managing VMs in OpenStack, VMware, or AWS.
Ability to diagnose SSH, performance, and network-related issues in Linux environments.
Experience implementing security hardening (STIG, STE/STN) and maintaining compliance documentation (SSP).
Experience with network flow monitoring tools.
Active Security+ certification.

Nice To Haves

Red Hat certification.
Knowledge of Python.
Experience with MongoDB.
Additional Kubernetes/Docker expertise.
Familiarity with Riverbed technologies.

Responsibilities

Maintain and administer production Linux VMs (RHEL 8/9) across OpenStack, VMware, and AWS environments.
Monitor VM and Kubernetes cluster health using Rancher or native Kubernetes commands, ensuring nodes and pods operate smoothly.
Manage the full certificate lifecycle (server & PKI) and maintain compliance with current security standards (STIG/SSP).
Apply patches, updates, and system hardening using YUM and enterprise repositories.
Support Apache NiFi deployments, including configuration updates, dataflow monitoring, and troubleshooting connectivity or resource issues.
Maintain and enhance Ansible playbooks to automate configuration changes and system operations.
Collaborate with development teams and end users to perform configuration changes and support new cluster builds.
Analyze logs and troubleshoot performance issues to diagnose and resolve VM, container, or application-level problems.
Ensure all systems meet up-to-date security and compliance requirements.