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DevOps Software Engineer 3 (Hybrid) with Security Clearance

Cornerstone DefenseAnnapolis, MD🇺🇸United StatesPosted Oct 20, 2026

Why This Role Stands Out

This hybrid DevOps Software Engineer role offers a competitive salary of $190,000 - $210,000 and the chance to tackle complex challenges with a highly respected company in the defense sector. You'll thrive here if you are a mid-senior engineer with an active TS/SCI with Polygraph clearance, eager to enhance system performance and streamline deployment pipelines. Apply today to leverage your expertise and grow your career in a supportive environment!

Quick Overview

Salary
$190k - $210k/yr
Seniority
Mid Senior
Work mode
Hybrid
Location
Annapolis, MD, United States
Posted
Yesterday
DockerShellGitAnsibleBashConfluenceGitLab CIGrafanaJavaPrometheusPythonKubernetesJiraCI/CDLinux

Job Description

Title: DevOps Software Engineer 3 (Hybrid) Location: Annapolis Junction, MD Compensation Range: $190 -$210K *Clearance: *Active TS/SCI w/ Polygraph needed to apply

  • Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S.

Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation's toughest and most secure problems. If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don't look any further than Cornerstone Defense.

Benefits Overview: Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans

  • Generous PTO Policy
  • 401(k)
  • HSA and FSA options
  • Life and Disability Insurance
  • Tuition Reimbursement and Training
  • Perks at Work Discount Program
  • Referral Program
  • Leads Generation Program
  • CollegeAmerica 529
  • Fitness Reimbursement Program
  • Travel Assistance
  • Norton Lifelock Benefit Solutions
  • Life Planning Financial && Legal Services
*

Position Description: The DevOps Software Engineer shall be responsible for software integration efforts, development of framework solutions, and maintaining automated infrastructure solutions to ensure high availability and scalability of HPC systems in a Linux environment. In this role, the DevOps Software Engineer shall work closely with various stakeholders to streamline the deployment pipeline and optimize system performance.

Qualifications: Master's degree in computer science or related discipline from an accredited college or university, plus five (5) years of experience as a SWE, in programs and contracts of similar scope, type, and complexity. OR Bachelor's degree in computer science or related discipline from an accredited college or university, plus seven (7) years of experience as a SWE, in programs and contracts of similar scope, type, and complexity OR Nine (9) years of experience as a SWE, in programs and contracts of similar scope, type, and complexity. Position Required Skills

  • Experience with Linux CLI
  • Experience writing scripts using Shell/Bash/Python
  • Linux administration experience including software integration, service management, configuration management, and routine sustainment operations related to provisioning, storage, and networking.
  • Experience installing, configuring, and supporting COTS/GOTS/FOSS software, li braries, and packages in a Linux environment
  • Extensive software development experience with Java and Python
  • Experience with stream/batch Big Data processing and analytic frameworks
  • Experience with CI/CD principles, methodologies, and tools such as GitLab CI
  • Experience with IaC (Infrastructure as Code) principles and automation infrastructure provisioning and configuration using tools such as Ansible
  • Experience with containerization technologies such as Docker
  • Experience deploying containerized services under Kubernetes orchestration
  • Demonstrated experience using system monitoring tools such as Prometheus/Grafana
  • Experience with Git for source code management, branching strategies, and team collaboration Position Desired Skills:
  • Experience with the Atlassian Tool Suite (JIRA, Confluence)

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