Senior Software Engineer — High-Impact Systems

CNSS • National Security Systems; Jacksonville (FL); On-site; USD 105,000 - 193,000; Full time

Job summary

NSA is recruiting experienced Software Engineers to advance high-impact systems. You will work with COBOL, C/C++, Java, cloud technologies, Angular, React, Python, and more, across the full development lifecycle. Strong collaboration and independent initiative are essential.

Minimum qualifications require a CS concentration; NSA seeks candidates who balance technical depth with critical thinking, teamwork, and leadership, in a fast-paced environment.

Qualifications

• Degree must be in Computer Science or Software Engineering.
• Relevant experience in software development lifecycle and programming.
• Knowledge of security standards (NIST, OWASP) and data structures.

Responsibilities

• Advance high-impact systems and teams with modern tools.
• Contribute to CI/CD pipelines and containerized deployments (Docker, Kubernetes).
• Work across diverse tech stacks (C/C++, Python, Java, cloud computing).
• Protect national interests through cybersecurity and rigorous engineering practices.

Skills

Math background

C/C++

Python

Java

Teamwork

Leadership

Independent thinker

Security IC experience

Cryptography

Education

B.S. in CS

Tools

Docker

AWS

GitLab

Open source tools

Databases

Cryptography libraries

Job description

NSA is recruiting experienced Software Engineers to advance high-impact systems. You will work with COBOL, C/C++, Java, cloud technologies, Angular, React, Python, and more, across the full development lifecycle. Strong collaboration and independent initiative are essential.

Minimum qualifications require a CS concentration; NSA seeks candidates who balance technical depth with critical thinking, teamwork, and leadership, in a fast-paced environment.