Network Management Systems; NMS Linux Engineer

Network Management Systems (NMS) Linux Engineer – CACI International Inc.

We are seeking an experienced Linux Engineer to join our team with a background in automation to support Network Management Systems (NMS). The successful candidate will be responsible for designing, implementing, and maintaining Linux-based systems, ensuring high performance, reliability, and security of our network monitoring and management infrastructure.

• Administer, configure, and troubleshoot Linux-based systems (e.g., CentOS, Ubuntu, RHEL) in an air‑gapped environment.
• Configure and optimize Linux servers for NMS applications (e.g., Riverbed, Solar Winds, Network Node Manager).
• Develop and implement automation scripts using Ansible, Puppet, Chef, or Terraform to streamline system provisioning, configuration, and deployment processes.
• Design and maintain CI/CD pipelines to improve system deployment and updates using Jenkins, Git Lab CI, or Git Hub Actions.
• Work closely with Dev Ops and engineering teams to identify areas for process improvement and automation.
• Ensure high availability, reliability, and scalability of Linux environments to support the NMS.
• Monitor system performance, identify bottlenecks, and implement improvements (e.g., Prometheus, collectd, Grafana, Influx
  
  DB).
• Manage system updates, patches, and security configurations to keep systems secure.
• Troubleshoot and resolve system issues, including failures, performance problems, and network‑related issues.
• Provide support for automation‑related incidents and optimize system health and uptime.
• Develop and maintain documentation for Linux system architectures, processes, and procedures.
• Mentor junior engineers on Linux and best practices.
• Evaluate and recommend new technologies and tools for Linux-based systems.
• Participate in capacity planning and resource allocation for the infrastructure.

• Bachelor's degree in a technical field or equivalent work experience.
• 10+ years of related work experience.
• TS/SCI with Polygraph required.
• Experience with system monitoring tools.
• Strong knowledge of Linux operating systems (e.g., Red Hat, CentOS, Ubuntu).
• Experience with cloud platforms (AWS, Azure, GCP) and on‑premise virtualization platforms (VMware, libvirt, KVM) and their monitoring tools.
• Proficiency in shell scripting and at least one programming language (e.g., Python, Bash).
• Experience with configuration management tools (Ansible, Puppet, Chef).
• Hands‑on experience with CI/CD tools like Jenkins, Git Lab CI, Git Hub Actions, or similar.
• Familiarity with containerization technologies (Docker, Kubernetes).
• Knowledge of IT security best practices and implementation in Linux environments.
• Excellent troubleshooting, problem‑solving and analytical skills.
• Strong communication and teamwork abilities.

• Relevant certifications (e.g., RHCE, CCNP, ITIL).
• Hands‑on experience with CI/CD tools like Jenkins, Git Lab CI, Git Hub Actions, or similar.
• Experience with monitoring tools such as Prometheus, collectd, Grafana, Influx
  
  DB.
• Knowledge of log management and analysis tools (e.g., Elastic).
• Understanding of Dev Ops practices and CI/CD pipelines.

Proposed Salary Range: $131,800 - $290,000

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.