Linux Systems Engineer

The Opportunity

The Linux Systems Engineer will function as part of a team of engineers responsible for designing building maintaining and securing Linux-based systems to ensure reliability performance and security across in our secure environments.

Responsibilities
Install configure and maintain Linux operating systems and servers
Monitor system performance reliability and security; respond to alerts proactively
Troubleshoot system application hardware and network-related issues on Linux platforms
Develop and maintain automation scripts using Bash Python or similar languages to streamline tasks
Perform regular updates patching and system hardening to maintain security posture
Implement backup recovery and disasterrecovery procedures for Linux environments
Collaborate with network engineers and other infrastructure teams to ensure seamless integration and high availability of systems
Maintain documentation related to system configurations troubleshooting processes and operational procedures
Support users and administrators by providing technical guidance and resolving Linux-related issues
Manage critical infrastructure services (e.g. DNS DHCP LDAP NTP mail relays) within Linux environment
Architect and maintain scalable highly available Linux infrastructures across physical virtual and cloud environments
Deploy and manage containerization and orchestration solutions such as Docker and Kubernetes
Conduct vulnerability scanning security audits and enforce access controls using SELinux or similar tools
Perform rootcause analysis for complex issues involving networking storage or application performance
Basic Cisco networking management

Qualifications

Typically requires bachelors degree or equivalent and at least 7 years of related experience.
Must have a current TS/SCI security clearance with polygraph
CCNA

Desired

Core Technical Qualifications

Strong understanding of Linux operating systems distributions file systems kernel concepts and system architecture
Proficiency in Linux system administration including installation configuration maintenance performance tuning and troubleshooting
Ability to design configure and test Linux servers and operating systems
Advanced scripting skills (Bash Python Perl) for automation and system efficiency
Experience with configuration management tools such as Ansible Puppet Chef or similar platforms
Solid knowledge of networking protocols services and security hardening (DNS DHCP firewalls routing etc.)
Familiarity with cloud platforms (AWS Azure GCP) and hybrid infrastructure environments
Ability to monitor and maintain system health performance and security events across Linux environments

Security & Compliance Qualifications

Implementing security measures patching vulnerability remediation and systems hardening.
Experience working within compliance frameworks and auditready environments.

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 youll be part of a high-performing group dedicated to our customers 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. Youll 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 nations 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: