At Vast, our mission is to contribute to a future where billions of people are living and thriving in space. We are building artificial gravity space stations, allowing long-term stays in space without the adverse effects of zero-gravity. Our initial crewed space habitat will be Haven-1, scheduled to be the world’s first commercial space station when it launches into low earth orbit in May 2026. Our team is all-in, committed to executing our mission safely and on time. If you want to work with the most talented people on Earth furthering space exploration for humanity, come join us.

Vast is looking for a Senior Product Security Engineer, reporting to the Information Security Manager, to assist in the management of the design, implementation, and validation of security requirements across all segments of Vast’s mission systems.

This will be a full-time, exempt position located in our Long Beach location.

Responsibilities:

Developing top-level system requirements, and flowing down requirements and implementation concepts to subsystem
Define security development and test efforts implementation of security controls of components for the ground, link, and vehicle segments
Support developing plans and estimates, task execution, project tracking, reporting, and risk identification and mitigation plans
Interact with other functions to coordinate requirements, solutions, trades, costs, implementation, system impacts, and effectiveness
Support compliance efforts as it relates to NIST 800-53.

Minimum Qualifications:

5+ years of hands-on experience
Strong understanding of security architecture, system requirements development, and implementation concepts for complex systems
Hands-on experience with threat modeling, risk assessment, and security testing methodologies
Familiarity with cryptographic methods, access controls, and secure communications protocols
Experience supporting project planning, task execution, reporting, and risk management
Strong ability to interact with cross-functional teams to align security requirements, trade-offs, and system impacts
Experience in security assessments, audits, and remediation planning

Preferred Skills & Experience:

Understanding of compliance requirements and certifications like NIST 800-53
Understanding of the SPARTA framework
Prior experience developing, implementing, and validating a security features for a space system
Familiarity operating in AWS
Prior experience working in a fast-paced startup environment.

Additional Requirements:

Ability to travel up to 10% of the time
Willingness to work overtime, or weekends to support critical mission milestones

Pay Range:

Senior Product Security Engineer - $135,000 - $186,000

Salary Range: California

$135,000—$186,000 USD

COMPENSATION AND BENEFITS

Base salary will vary depending on job-related knowledge, education, skills, experience, business needs, and market demand. Salary is just one component of our comprehensive compensation package. Full-time employees also receive company equity, as well as access to a full suite of compelling benefits and perks, including: 100% medical, dental, and vision coverage for employees and dependents, flexible paid time off for exempt staff and up to 10 days of vacation for non-exempt staff, paid parental leave, short and long-term disability insurance, life insurance, free catered meals and snacks and beverages, access to a 401(k) retirement plan, One Medical membership, ClassPass credits, personalized mental healthcare through Spring Health, and other discounts and perks.

U.S. EXPORT CONTROL COMPLIANCE STATUS

The person hired will have access to information and items subject to U.S. export controls, and therefore, must either be a “U.S. person” as defined by 22 C.F.R. § 120.62 or otherwise eligible for deemed export licensing. This status includes U.S. citizens, U.S. nationals, lawful permanent residents (green card holders), and asylees and refugees with such status granted, not pending.

EQUAL OPPORTUNITY

Vast is an Equal Opportunity Employer; employment with Vast is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.

Senior Product Security Engineer

VAST

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