Software Engineer: Build High-Impact Systems

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

Job summary

National Security Agency (NSA) is seeking experienced Software Engineers to advance high-impact systems across multiple domains, including cybersecurity, HPC, ML/AI and cryptology. You will work with languages such as C/C++, Python and Java, and leverage cloud, containers and CI/CD practices to build secure, scalable solutions.

The role emphasizes critical thinking, collaboration, independent learning and a commitment to national security. A transcript copy is requested at application.

Qualifications

• Degree must be in Computer Science (CS) or Software Engineering with foundational CS coursework.
• Relevant experience across the software development lifecycle: requirements, design, implementation, testing, deployment and maintenance.
• Education and experience levels align with the NSA qualification framework (Entry/Senior) as described in the posting.

Responsibilities

• Develop and advance high-impact software systems across multiple domains.
• Contribute across the full software stack from algorithms to deployment.
• Collaborate with teams to ensure secure, scalable and reliable solutions.

Skills

Advanced mathematics

Data structures

Algorithms

C/C++

Python

Java

Cryptography

TLS/SSL

Security in cloud

SIEM

IDS

Vulnerability assessment

Cryptographic libraries

NIST/ISO/OWASP

Teamwork

Leadership

Interpersonal skills

Intelligence Community experience

Education

Bachelor's degree in CS

Tools

Git

Job description

National Security Agency (NSA) is seeking experienced Software Engineers to advance high-impact systems across multiple domains, including cybersecurity, HPC, ML/AI and cryptology. You will work with languages such as C/C++, Python and Java, and leverage cloud, containers and CI/CD practices to build secure, scalable solutions.

The role emphasizes critical thinking, collaboration, independent learning and a commitment to national security. A transcript copy is requested at application.