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Software Engineer 3 (Automation) with Security Clearance
Cornerstone DefenseAnnapolis, MD🇺🇸United StatesPosted 15 Jul 2026
Quick Overview
Salary
$190k - $210k/yr
Work Type
Hybrid
Level
Mid Senior
Job Description
Title: Software Engineer 3 (Automation) 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 * Summary: The Software Engineer shall be responsible for the development, enhancement, and sustainment of automation tools in support of system management infrastructure software and services for High Performance Computing (HPC) systems in a Linux environment. 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. Required Skills: * Experience using the Linux CLI * Experience using Linux tools and developing Bash scripts to automate manual processes * Recent software development experience using Python * Experience with automation frameworks including Ansible for orchestrating deployment * Experience with automated testing frameworks and methodologies such as TDD, BDD * Experience with CI/CD principles, methodologies, and tools such as GitLab CI and Jenkins * Experience with Git Source Control System Desired Skills: * Experience with the Atlassian Tool Suite (JIRA, Confluence) * Familiar with Agile, Scrum, or Scaled Agile Framework (SAFe) methodologies
Skills
Scrum
TDD
Agile
Ansible
BDD
Bash
Confluence
Git
GitLab CI
Jenkins
Jira
Python
SAFe
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