Principal Cybersecurity Engineer
Based out of Rocket Lab's global headquarters in Long Beach, CA, we are seeking a Principal Cybersecurity Engineer to lead security architecture and implementation across our integrated hardware‑software systems. This role focuses on securing complex cyber‑physical systems including embedded platforms, avionics, ground stations, and space vehicle infrastructure.
What you’ll get to do
Systems Security Architecture
- Design and i mplement security architectures for integrated hardware/software systems
- S ecure embedded systems, firmware, FPGA implementations, and hardware interfaces
- D evelop security controls for satellite buses, payload systems, and ground segment infrastructure
- Conduct hardware security assessments including supply chain risk analysis and component‑level security
Cyber-Physical Security
- E stablish security requirements for RF communications, telemetry, and command systems
- I mplement cryptographic key management for space and ground systems
- S ecure network infrastructure, including air‑gapped and classified environments
- D esign secure boot chains, trusted execution environments, and hardware root of trust implementations
Technical Leadership
- Lead cross‑functional security reviews involving hardware, firmware, and software teams
- Mentor engineers on systems security best practices across the full stack
- Drive security integration into DevSecOps pipelines and hardware development
- Interface with government customers on security accreditation requirements (RMF, ICD 503, NIST 800‑53)
Compliance & Risk Management
- Ensure compliance with DFARS, CMMC, ITAR, and aerospace security standards
- Conduct threat modeling for hardware/software attack surfaces
- Perform security risk assessments for mission critical systems
- Support security certification and accreditation activities
Required Qualifications
- Bachelor's degree in Computer Science, Information Security, or a related field
- 12+ years of experience in Cybersecurity with focus on systems, embedded or infrastructure security
- Experience with hardware security principles (secure boot, TPM, HSM, side‑channel attacks)
- Experience securing embedded Linux, RTOS, or bare‑metal systems
- Demonstrated knowledge of cryptography implementation in resource‑constrained environments
- Expertise in network security, including air‑gapped architectures and secure enclaves
- Active Secret clearance, or ability to obtain and maintain one
- U.S. citizenship is required, due to program requirements
Nice‑to‑Have Qualifications
- Master's degree in Computer Science, Information Security, or related field
- Active TS/SCI clearance
- Experience with aerospace, defense, or space systems security
- Knowledge of satellite communication protocols and RF security
- Familiarity with DO‑178C, DO‑254, or similar safety‑critical development standards
- Hardware reverse engineering or penetration testing experience
- Certifications: CISSP, GIAC (GPEN, GXPN), CEH, or equivalent
- Experience with FPGA security or hardware design tools (Vivavo, Quartus)
Additional Requirements
- Sit at desk and operate computer, keyboard and office equipment for extended periods
- Use hands with dexterity to operate controls, tools and technical equipment, as needed
- Read technical documents, drawings, and computer screens requiring close and distance vision
- Move between buildings, labs, and work areas, as needed
- Work in office and technical environments with occasional exposure to noise, dust and fumes in production areas.
Base Pay Range (CA Only)
$160,000 — $210,000 USD
Benefits
Level and base salary will be determined on a case‑by‑case basis and may vary based on the following considerations: job‑related knowledge and skills, education, and experience. Base salary is just one component of our total rewards package at Rocket Lab. Employees may also receive company equity and access to a robust benefits package including: top tier medical HMO, PPO & a 100% company‑sponsored medical HSA plan option, dental and vision coverage, 3 weeks paid vacation and 5 days sick leave per year, 11 paid holidays per year, flexible spending and dependent care savings accounts, paid parental leave, disability insurance, life insurance, and access to a 401(k) retirement plan with company match. Other perks include: Discounted employee stock purchase program, subsidized EV charging stations, onsite gym, food and drinks, and other discounts. Eligibility for benefits may vary based on employment status, please check with your recruiter for a comprehensive list of the benefits available for this role. Benefit programs are subject to change at the company’s discretion.
Equal Employment Opportunity
Rocket Lab provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. This policy applies to all terms and conditions of employment at Rocket Lab, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.
Accommodation for Disabilities
Applicants requiring a reasonable accommodation for the application/interview process for a job in the United States should contact Giulia Johnson at This dedicated resource is intended solely to assist job seekers with disabilities whose disability prevents them from being able to apply/interview. Only messages left for this purpose will be considered. A response to your request may take up to two business days.