Security Engineering Lead
Brainco · San Francisco Bay Area
About this role
## Security Engineering Lead ### About Brain Co. Brain Co. builds AI-native operating systems for large, regulated institutions. Each system is built for a specific industry, powered by agents that push real workflows forward. Underneath it all is **Atlas**, our proprietary platform that keeps customers in control, secure by design, and never locked into one model. ### Why Now Brain Co. is entering its next phase of production deployments on a national scale with an elite team and a growing footprint across **government, insurance, health, and financial services**. Every project here ships to production and is expected to create measurable customer value and impact. ### About the Role We’re hiring a **Security Engineering Lead** to make security engineering more effective, scalable, and repeatable as Brain Co. grows. You’ll report to the **Head of Security** and serve as a close partner in leading the function. This is a **player-coach** role: you’ll set direction, develop leaders, improve how the team operates, and stay close enough to the technical work to guide difficult decisions. ### What You’ll Lead & Build - Set and refine the security engineering roadmap with company and engineering leadership - Automate and operationalize how security engineering engages with the rest of the company - Strengthen SLAs, KPIs, ownership models, and operating rhythms to improve velocity and security outcomes - Drive operational excellence across security engineering domains, including: - vulnerability management - application and infrastructure security - incident response - monitoring - automation - Turn effective security engineering practices into a repeatable system that scales beyond individual heroics - Lead, coach, and grow a high-performing team; develop managers and technical leaders - Translate strategy into team priorities, individual goals, and an accountable execution plan - Stay hands-on in technical decisions, architecture review, code review, and implementation when needed - Partner across engineering and product to embed security into the software development lifecycle ### What We’re Looking For - Experience managing managers and developing leaders at multiple levels - Hands-on security engineering leadership; ability to build a function in a **zero-to-one** environment - Broad knowledge across multiple security domains (e.g., vulnerability management, incident response, security monitoring, application security, cloud security) with deep expertise in at least one - Player-coach track record: guide technical design/execution while managing people, priorities, and processes - Strong prioritization judgment in a low-risk-tolerance environment - Experience improving how a team operates (measurement, assignment, delivery) - Experience automating a security team’s engagement model and/or improving SLA/KPI practices - Experience turning strategy into roadmaps, measurable outcomes, and cross-functional execution - Strong communication with technical and non-technical stakeholders; ability to articulate business risk and secure alignment - Track record of hiring, coaching, mentoring, and raising performance of technical teams and leaders *Helpful (not required): experience in a SaaS or AI company with low risk thresholds, or building security infrastructure, monitoring, and automation.* ### Equal Opportunity & Accessibility Brain Co. is an equal opportunity employer. We provide reasonable accommodations for applicants and
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