Cybersecurity Engineer: Secure Prototyping & DevSecOps

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

Benefits offered by this job

Education assistance

Retirement contributions

Training and development

Sign-on bonus

Relocation benefits

Job summary

Johns Hopkins Applied Physics Laboratory (APL) seeks a Cybersecurity Engineer to help securely prototype and implement complex systems in a dynamic, fast-paced environment. The role sits within the Human-Machine Engineering team, collaborating with algorithm developers, computer scientists, and systems engineers to advance warfighter-focused technologies.

You will support cybersecurity initiatives, provide guidance to software teams, and help build secure infrastructure for both unclassified and

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 such as eMASS or Xacta for system accreditation.
• Experience with scripting, programming, and general software development (e.g., Python, C++, JavaScript, React).
• Experience with DeSecvOps tools (GitLab, Jira, Confluence) to support code management, collaboration, security automation, and delivery.
• Passion for collaborative problem-solving and mission-driven technology development.
• Experience collaborating with multidisciplinary teams across engineering, research, and operations.
• Familiarity with containerization technologies (Docker, Kubernetes) and security considerations.
• Experience designing, deploying, and securing systems in AWS or similar cloud environments for government or mission-critical workloads.
• Excellent oral and written communication skills.
• Top Secret clearance and ability to obtain TS/SCI; US citizenship required.

Responsibilities

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

Skills

RMF experience

DoD/IC cybersecurity

Python

C++

JavaScript/React

DevSecOps tools

GitLab/Jira/Confluence

Docker

Kubernetes

AWS cloud

Communication

TS/SCI clearance

Team collaboration

Education

Bachelor's degree in CS/Cybersecurity/CE/Information Science

Master's degree in security-related field

Tools

eMASS

Xacta

Trivy

Semgrep

Grype

Job description

Johns Hopkins Applied Physics Laboratory (APL) seeks a Cybersecurity Engineer to help securely prototype and implement complex systems in a dynamic, fast-paced environment. The role sits within the Human-Machine Engineering team, collaborating with algorithm developers, computer scientists, and systems engineers to advance warfighter-focused technologies.

You will support cybersecurity initiatives, provide guidance to software teams, and help build secure infrastructure for both unclassified and