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Software Engineer with Security Clearance

Cornerstone DefenseAnnapolis, MD🇺🇸United StatesPosted Sep 16, 2026

Why This Role Stands Out

Leverage your expertise in software engineering within a hybrid environment at Cornerstone Defense, an employer of choice in the defense and intelligence sectors, with a competitive salary of $165,000 - $185,000. You'll thrive here if you are a mid-senior engineer seeking challenging projects, professional growth, and a supportive team dedicated to solving complex national security problems. Apply now to contribute to impactful work and enjoy comprehensive benefits.

Quick Overview

Salary
$165k - $185k/yr
Seniority
Mid Senior
Work mode
Hybrid
Location
Annapolis, MD, United States
Posted
21 hours ago
ExpressMySQLNode.jsJavaScriptPython

Job Description

Title: Software Engineer Location: Annapolis Junction, MD Compensation Range: $165 -$185K *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: InfiniteShadow requires a Software Engineer to perform foundational research, development, and prototyping that will exemplify real-world capabilities from the emerging applied cyber concepts research.

The contractor shall create hardware and software component design specifications and use appropriate industry standard development methodologies and tools to implement those specifications. In addition to functionality features, the following shall be included in the designs: interfaces, security, performance, controls, databases, AI/ML, and user experience. The contractor shall test and document results in accordance with the Government approved test plan.

Qualifications: Seven (7) years experience as a SWE, in programs and contracts of similar scope, type, and complexity is required. Bachelor's degree in Computer Science or related discipline from an accredited college or university is required. Four (4) years of additional SWE experience on projects with similar software processes may be substituted for a bachelor's degree.

Required Skills

  • MySQL
  • JavaScript
  • Understanding of other dependency tools: Node.js, npm, Express, and multer
  • Rejit (Rejx - command-line interface Python library)

Desired Skills

  • LLMs
  • Retrieval-Augmented Generation
  • CASPORT

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