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Job Title: Network Management Systems (NMS) Linux Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * * The Opportunity: We are seeking an experienced Linux Engineer to join our team with a background in automation to join our dynamic team supporting 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. Responsibilities: * 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, SolarWinds, Network Node Manager)
* Develop and implement automation scripts using tools such as 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 tools like Jenkins, GitLab CI, or GitHub Actions.
* Work closely with DevOps 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, InfluxDB).
* Manage system updates, patches, and security configurations to ensure systems are up-to-date and secure.
* Troubleshoot and resolve system issues, including system failures, performance problems, and network-related issues.
* Provide support for automation-related incidents and work on optimizing 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 Qualifications: * Bachelor's degree in Technical field or equivalent work experience * 10+ years of related work experience
* TS/SCI with Poly 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 (e.g., Ansible, Puppet, Chef)
* Hands-on experience with CI/CD tools like Jenkins, GitLab CI, GitHub Actions, or similar.
* Familiarity with containerization technologies (e.g., 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 Desired: * Relevant certifications (e.g., RHCE, CCNP, ITIL)
* Hands-on experience with CI/CD tools like Jenkins, GitLab CI, GitHub Actions, or similar.
* Experience with monitoring tools such as Prometheus, collectd, Grafana, InfluxDB
* Knowledge of log management and analysis tools (e.g., Elastic)
* Understanding of DevOps practices and CI/CD pipelines - What You Can Expect: A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you'll be part of a high-performing group dedicated to our customer's missions and driven by a higher purpose - to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You'll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. The proposed salary range for this position is: $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.