Cybersecurity Engineer — DevSecOps for Mission Systems

The Johns Hopkins University Applied Physics Laboratory; Laurel (MD); On-site; USD 85,000 - 195,000; Full time

Job summary

The Johns Hopkins University Applied Physics Laboratory (APL) is hiring a Cybersecurity Engineer to securely prototype and implement complex systems in a fast-paced, mission-driven environment. You will join a multi-disciplinary Human‑Machine Engineering team focused on securing warfighter-oriented software and hardware, both in unclassified and classified settings.

The role requires collaboration across engineering, research, and operations, with hands-on work in DevSecOps practices, cloud

Qualifications

• Bachelor's degree in Computer Science, Cybersecurity, Computer Engineering, Software Engineering, Information Science, or similar
• 3+ years of experience supporting cybersecurity for DoD or IC systems, applications, or platforms
• Experience with RMF and authorization tools (eMASS or Xacta)
• Experience with scripting, programming, and software development (Python, C++, JavaScript, React)
• Experience with DevSecOps tools (GitLab, Jira, Confluence)
• Strong collaboration across multidisciplinary teams
• Familiar with containerization (Docker, Kubernetes) and cloud environments (AWS)
• Top Secret clearance and eligibility for TS/SCI clearance

Responsibilities

• Support identification of technical challenges and contribute to cybersecurity solutions for prototypes
• Collaborate with software, security, and IT teams on cybersecurity initiatives
• Provide cybersecurity guidance to software development to balance speed and security
• Help build infrastructure for DevSecOps in unclassified and classified environments
• Contribute to research supporting secure prototyping and warfighter engagement
• Collaborate with cross-functional teams to improve cybersecurity practices and workflows
• Evaluate and integrate emerging technologies into cybersecurity-constrained environments

Skills

Python

C++

JavaScript

React

GitLab

Jira

Confluence

Docker

Kubernetes

AWS

Education

Bachelor's degree in Computer Science or related

Master's degree in security-related field

Tools

eMASS

Xacta

Trivy

Semgrep

Grype

Job description

The Johns Hopkins University Applied Physics Laboratory (APL) is hiring a Cybersecurity Engineer to securely prototype and implement complex systems in a fast-paced, mission-driven environment. You will join a multi-disciplinary Human‑Machine Engineering team focused on securing warfighter-oriented software and hardware, both in unclassified and classified settings.

The role requires collaboration across engineering, research, and operations, with hands-on work in DevSecOps practices, cloud