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Senior DevOps Engineer, TS/SCI Poly Cleared

Lambentwit technologies
Dulles, VA Full Time
POSTED ON 7/9/2026
AVAILABLE BEFORE 11/5/2026

Job Title: DevOps Engineer – TS/SCI with CI Polygraph

Location: Dulles, VA (Onsite)
Security Clearance: Active TS/SCI with CI Polygraph (Required)

Position Overview

We are seeking an experienced DevOps Engineer with an active TS/SCI clearance and CI Polygraph to support a high-profile government mission. The ideal candidate will have strong Linux administration expertise, infrastructure automation experience, and a security-focused mindset. This role involves managing secure Linux environments, automating system provisioning, and supporting mission-critical infrastructure.

Required Qualifications

  • Active TS/SCI clearance with CI Polygraph
  • 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

Required Technical Skills

  • 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)

Desired Experience

Experience with one or more of the following:

  • 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

Key Responsibilities

  • Administer and maintain secure Linux-based environments.
  • Develop and maintain automation using Python and Ansible.
  • Implement 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 ensure secure, reliable infrastructure.
  • Support system upgrades, patch management, and configuration management activities.
  • Maintain technical documentation and operational procedures.

Required Clearance

  • Active TS/SCI with Current CI Polygraph (Required)

Pay: $175,000.00 - $250,000.00 per year

Benefits:

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

Application Question(s):

  • Do you hold TS/SCI Poly Clearance?

Work Location: In person

Salary : $175,000 - $250,000

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