Founding Security Engineer: Enterprise Security + Equity

Valkai; United States; Remote; USD 180,000 - 240,000; Full time

Benefits offered by this job

Competitive equity

Health, dental, and vision insurance

Generous PTO

Parental leave

Job summary

Valkai seeks a security leader to shape and own the security program across product, cloud, and internal systems. You will write code, ship controls, and work with engineers to fix vulnerabilities while explaining controls to enterprise security teams.

You will collaborate with leadership and partner across Engineering, Product, AI Research, Sales, and Legal to set priorities and mature the security function as Valkai scales.

Qualifications

• Experience building or operating production security tooling or software.
• Deep understanding of application vulnerabilities, cloud architecture, IAM, secrets management, data flows, and tenant isolation.
• Ability to explain security decisions clearly to enterprise customers and handle diligence questions.
• Ability to prioritize risks by impact and exploitability and guide secure product development.
• Strong collaboration across technical and business teams with clear decision documentation.

Responsibilities

• Guide Valkai's security roadmap, prioritize high-impact risks, and own remediation.
• Build auth, authorization, tenant isolation, secrets management, encryption, and data-handling controls; contribute code and infra changes.
• Secure AI agents and integrations, including tool permissions, execution boundaries, data access, and defenses against prompt injection and exfiltration.
• Establish security logging, detections, incident response, and vulnerability management; investigate issues and implement fixes.
• Own enterprise security reviews, diligence calls, questionnaires, and customer audit support; coordinate responses with Sales and Legal.
• Build and maintain Trust Center, architecture overviews, security docs, and reusable customer responses; automate evidence collection.
• Drive security readiness for SOC 2 and ISO 27001; coordinate with auditors; align AI governance with ISO 42001 as needed.
• Select security tools and external partners; plan future security hires as the function grows.

Skills

Security engineering

Cloud security

Customer credibility

Risk prioritization

Cross-team collaboration

Job description

Valkai seeks a security leader to shape and own the security program across product, cloud, and internal systems. You will write code, ship controls, and work with engineers to fix vulnerabilities while explaining controls to enterprise security teams.

You will collaborate with leadership and partner across Engineering, Product, AI Research, Sales, and Legal to set priorities and mature the security function as Valkai scales.