Senior Security Software Engineer, Starshield

Spacex; Washington; Hybrid; USD 170,000 - 265,000; Full time

Benefits offered by this job

Company stock

Long-term incentives

Bonuses

Employee Stock Purchase Plan

Health insurance (medical, vision, and

Dental coverage

401(k) retirement plan

Short and long-term disability

Life insurance

Paid parental leave

3 weeks paid vacation

10+ paid holidays

Job summary

SpaceX in Washington, DC is seeking a Sr. Security Software Engineer for Starshield. You will influence the security of software across product lines and work with cross-functional teams to ship reliable software, focusing on cryptography, network security, and OS security.

Ideal candidates have strong design skills, can handle ambiguity, and can work at different abstraction levels. Active Top Secret clearance is preferred, and the role offers competitive compensation plus full benefits.

Qualifications

• Bachelor's degree in computer science or STEM with 5+ years in security software.
• Experience with one or more languages (Python, C++, Golang).
• Ability to design security for OSes, distributed systems, or large-scale infra.

Responsibilities

• Design and build security infrastructure for Starshield, including cryptographic services.
• Develop security features for Starshield systems, including routers, gateways, satellites.
• Design security into factory processes and provide network services.
• Maintain existing production systems and improve security posture.
• Build prototypes and test security improvements.

Skills

Security software

Applied cryptography

Network security

Operating system security

Secure boot

Incident response

Vulnerability research

Python

C++

Golang

Education

Bachelor's degree in computer science or STEM

Tools

TPMs

HSMs

Job description

SpaceX in Washington, DC is seeking a Sr. Security Software Engineer for Starshield. You will influence the security of software across product lines and work with cross-functional teams to ship reliable software, focusing on cryptography, network security, and OS security.

Ideal candidates have strong design skills, can handle ambiguity, and can work at different abstraction levels. Active Top Secret clearance is preferred, and the role offers competitive compensation plus full benefits.