Principal Security Engineer

About Opaque Systems, Inc.

What we do

Opaque is the confidential AI platform unlocking sensitive data to securely accelerate AI into production. Created by world-renowned researchers at the Berkeley RISELab, Opaque’s user-friendly platform empowers organizations to run cloud-scale, general purpose AI workloads on encrypted data. Opaque supports popular languages and frameworks for AI, including Python and Spark, and enables governed data sharing with cryptographic verification of privacy and sovereignty. Opaque customers deploy high-performance AI faster and eliminate the tradeoff between innovation and security.

Who we are

At Opaque, we cultivate an effective work culture grounded in kindness, customer-centricity, and continuous improvement. By fostering innovation, inclusivity, and excellence, we attract top talent and set industry standards, leading to widespread adoption and trust in AI technologies that keep data private and sovereign.

Benefits

• Premier health coverage: We cover medical, dental, and vision insurance premiums for you and any dependents - along with basic life insurance and LTD. We also offer FSA, HSA, and other voluntary insurance programs (Life, Accident, Illness, Hospital).
• Equity incentives: We offer an employee stock option plan to ensure you have a stake in our company's success.
• Flexible PTO: We support positive work-life balance and encourage you to take time away to refresh on your own terms.
• Retirement planning: 401K plans (both Roth and Traditional).
• Flexible work: We are a remote-first company and offer a home-office equipment setup stipend to support your best work.
• Mental health: Free access to Spring Health for therapy, wellness exercises, and mental health coaching.
• Corporate discount program: Free access to Working Advantage for corporate discounts on a variety of products, services, and experiences.
  
  

About This Job

As a Principal Security Engineer at Opaque Systems, you will play a critical role in defining and driving the security architecture across our platform. You will leverage your deep expertise in system security, open-source technologies, and secure software development to build robust security frameworks. Collaborating with cross-functional teams, you will influence key decisions, proactively mitigate risks, and ensure our solutions meet the highest security standards.

Key Responsibilities

• Lead the design, implementation, and maintenance of secure system architectures for Opaque’s confidential computing platform.
• Define and enforce security protocols, policies, and best practices across all stages of the software development lifecycle.
• Conduct in-depth security assessments, including vulnerability analysis, penetration testing, and threat modeling, to continuously strengthen the platform.
• Develop automated security monitoring, alerting, and incident response systems to ensure real-time identification and resolution of potential threats.
• Collaborate closely with engineering, product, and leadership teams to integrate security into core products and influence technical strategies.
• Provide technical leadership and mentorship to the security and development teams, promoting secure coding and design practices.
• Stay ahead of the latest security threats, tools, and technologies, driving innovation to maintain and enhance Opaque’s security posture.
• Own and manage security incident response processes, ensuring efficient resolution and continuous improvement of security controls.
  
  

Qualifications

• 10+ years of experience in engineering (preferably security), with a focus on secure architecture design, secure software development, and open-source technologies.
• Proven expertise in a broad range of technologies, including Python, Elixir, Go, JavaScript, and Linux-based systems.
• Extensive experience with security assessments, vulnerability management, and incident response in high-stakes environments.
• Strong knowledge of cryptography, security protocols, and secure data communication frameworks.
• Excellent problem-solving skills with a proactive approach to identifying and mitigating security risks.
• Strong communication skills, with the ability to articulate complex security concepts to both technical and non-technical stakeholders.
  
  

The Pay Range For This Role Is

245,000 - 290,000 USD per year(Remote - United States)