Cybersecurity & Encryption Software Engineer II

AST & Science LLC; Lanham (MD); Hybrid; USD 110,000 - 140,000; Full time

Job summary

AST SpaceMobile seeks a Software Engineer II – Cybersecurity & Encryption to design, implement, and maintain secure software for government and mission-critical programs. You will work on cryptographic algorithms, authentication and key management, and secure communications across Linux/Unix environments.

The role emphasizes secure coding, vulnerability remediation, and DevSecOps practices, with collaboration across software, systems, and security teams to meet government standards and

Qualifications

• Bachelor's degree in computer science, computer engineering, cybersecurity, software engineering, or a related technical discipline.
• Relevant cybersecurity certifications are a plus.

Responsibilities

• Design, develop, and maintain secure software applications and services supporting mission-critical programs.
• Implement and integrate cryptographic algorithms, encryption technologies, and secure communications protocols into software systems.
• Develop and maintain authentication, authorization, access control, and key management capabilities.
• Perform secure code reviews, vulnerability assessments, and remediation activities to address identified security risks.
• Support security compliance activities by implementing and documenting required technical controls aligned with industry and government cybersecurity standards.
• Collaborate with cybersecurity teams to address findings from security assessments, vulnerability scans, and penetration testing activities.
• Participate in the full software development lifecycle, including requirements analysis, design, development, testing, deployment, and sustainment.
• Develop well-structured, maintainable, and testable code using modern programming languages and development tools.
• Support integration activities involving secure computing environments, hardware security technologies, and encrypted communications systems.
• Contribute to technical documentation, design reviews, security assessments, and engineering reviews.
• Support DevSecOps initiatives, including automated security testing, software assurance, and secure deployment processes.
• Research emerging cybersecurity threats, cryptographic technologies, and industry best practices to support continuous improvement efforts.

Skills

Secure software development

Cryptography

Linux/Unix

CI/CD

DevSecOps

Programming languages

Education

Bachelor's degree in CS/CE/Cybersecurity/SE

Tools

Cryptographic libraries

PKI

Vulnerability scanning tools

Git

Static/Dynamic analysis tools

Job description

AST SpaceMobile seeks a Software Engineer II – Cybersecurity & Encryption to design, implement, and maintain secure software for government and mission-critical programs. You will work on cryptographic algorithms, authentication and key management, and secure communications across Linux/Unix environments.

The role emphasizes secure coding, vulnerability remediation, and DevSecOps practices, with collaboration across software, systems, and security teams to meet government standards and