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About the Role
This position involves developing, debugging, and maintaining software applications, while also managing the full ecosystem they operate within. Responsibilities include installing and configuring RHEL 8, performing cybersecurity scans and hardening, building utility scripts and automated processes, and supporting Identity Management (IdM/FreeIPA) and PKI infrastructure.
Responsibilities
- Refine and enhance existing applications to meet customer and operational requirements
- Design, develop, and maintain automation for rapid, repeatable system builds and configuration (Ansible, Python, shell)
- Develop and maintain user and administrative documentation to satisfy contract requirements
- Periodically travel onsite to integrate operational systems, apply updates, and support deployments
- Profile, analyze, and optimize legacy software and the supporting system stack
- Configure, harden, and maintain RHEL 8 systems, including SELinux policies
- Support and extend IdM/FreeIPA and PKI infrastructure
- Contribute to virtualization environments (ESXi and KVM) and associated networking
Requirements
- Bachelor’s degree (or higher) in Computer Science, Computer Engineering, or a related technical field, or equivalent relevant experience
- U.S. Citizen with a minimum of a Secret security clearance with the ability to obtain a TS/SCI clearance
- 7+ years of systems engineering or related experience
- Strong understanding of Unix/Linux systems, with solid experience on RHEL 8
- Strong Python scripting and programming skills
- Proficient with Bash/shell scripting
- Strong experience with IdM or FreeIPA
- Strong understanding of PKI concepts and practical implementation
- Proficient with networking concepts
- Basic-to-intermediate understanding of SELinux
- Proficient with Ansible for configuration management and automation
- Experience with virtualization platforms, including ESXi and KVM
- Solid understanding of software design concepts, patterns, tools, and best practices
- Basic understanding of virtualization and hypervisor configuration
- Experience with a popular CI/CD system (GitLab Pipelines, GitHub Actions, Jenkins, CircleCI, or similar)
- Familiarity with device boot processes (BIOS, UEFI, PXE)
- Ability to code in additional languages such as Golang, TypeScript, C, or C++
- Experience with cybersecurity scanning, hardening, and secure system configuration in enclave or classified environments
Skills
- Python
- Shell scripting
- Ansible
- RHEL 8
- SELinux
- Identity Management (IdM/FreeIPA)
- PKI
- Networking
- Virtualization (ESXi and KVM)
- CI/CD systems
- Golang
- TypeScript
- C
- C++
- Cybersecurity scanning
- System hardening
- Secure system configuration
Location
- Continental US
Work Type
- Full time
Experience Level
- 7+ years of systems engineering or related experience
Education Level
- Bachelor’s degree (or higher) in Computer Science, Computer Engineering, or a related technical field, or equivalent relevant experience
Salary/Compensations
- $108,400 - 227,500 USD
Benefits
- Flexible time off
- Robust learning resources
- Competitive compensation
- Competitive benefits
- Learning and development opportunities
- Comprehensive benefits including healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits
About the Company
- 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.
- 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.
Equal Opportunity
- 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.