DevOps Software Engineer

Lambentwit technologies is seeking a DevOps Software Engineer to support a high-profile government mission from Springfield, VA in an onsite environment. The role centers on building and maintaining secure, Linux-based infrastructure, with a strong emphasis on automation and mission-critical operations.

This position requires an active TS/SCI clearance with CI Polygraph and experience delivering reliable infrastructure within a classified setting. You will help ensure secure Linux environments through hardening practices, configuration compliance, and automation that supports ongoing upgrades and patch management.

What you’ll do

• Administer and maintain secure Linux-based environments.
• Develop and maintain infrastructure automation using Python and Ansible.
• Implement and uphold Linux security best practices, including SELinux and STIG compliance.
• Provision, configure, and maintain Linux servers.
• Automate infrastructure deployment and system configuration.
• Troubleshoot system performance, security, and operational issues.
• Collaborate with engineering and cybersecurity teams to support secure and dependable infrastructure.
• Support system upgrades, patch management, and configuration management activities.
• Maintain technical documentation and operational procedures.

Requirements

• Active TS/SCI clearance with CI Polygraph (Required).
• Bachelor’s degree in Computer Science, Information Technology, Engineering, or equivalent experience.
• 3+ years of experience in DevOps, Linux Administration, or Systems Engineering.
• Strong troubleshooting and analytical skills.
• Ability to work effectively in a secure, classified environment.
• Strong experience with Linux administration (RHEL/CentOS/Ubuntu).
• Experience with SELinux configuration, management, and troubleshooting.
• Proficiency in Python scripting for automation.
• Experience with Ansible for configuration management and infrastructure automation.
• Knowledge of Linux security hardening and system provisioning.
• Experience developing and maintaining automated configuration management solutions.
• Familiarity with Linux shell scripting (Bash).

Technologies you’ll work with

• Linux, RHEL, CentOS, Ubuntu
• SELinux
• Python, Ansible, Bash
• STIG
• Git
• CI/CD pipelines
• AWS, Azure, OpenShift

Benefits

• 401(k)
• 401(k) matching
• Dental insurance
• Employee assistance program
• Health insurance
• Health savings account
• Life insurance
• Paid time off
• Parental leave
• Professional development assistance
• Retirement plan
• Vision insurance

Additional experience

• Experience with Linux system administration
• Linux scripting and automation
• Automated system configuration and deployment
• Linux security implementation and compliance
• Operating system provisioning and lifecycle management
• Infrastructure automation and configuration management

Preferred qualifications

• Experience supporting DoD or Intelligence Community environments
• Familiarity with STIG implementation and compliance
• Experience with Git version control
• Experience with CI/CD pipelines
• Knowledge of virtualization technologies
• Familiarity with cloud technologies (AWS, Azure, or OpenShift) is a plus
• Security+ or Linux-related certifications (RHCSA/RHCE, Linux+, etc.) are desirable

Compensation: USD 175,000 - 250,000 per year.