Senior Engineering Manager, Guardian

San Francisco, Boston, New York, Denver · USD 230,000-288,000 / year · 3+ years experience · Full-time · Hybrid · Posted Oct 1, 2026

At a glance

Semgrep, the leader in code security for builders, empowers invention without friction. Teams catch, flag, and fix real issues before they ship, powered by security that learns as they build. Semgrep secures code as it’s written and provides guardrails that pave the road for developers to move fast and stay secure. Built for builders and trusted by security, Semgrep lives where developers work, delivering fixes without breaking flow, and giving security teams visibility, control, and confidence. Semgrep gets smarter as you build, with AI that learns your context to cut false positives and prioritize reachable vulnerabilities, validated by 95% of security reviewers across 6M+ findings. Semgrep makes zero false positives a reality with AppSec teams triaging 80% fewer false positives across Code and Supply Chain, dramatically shrinking the backlog.
Founded in San Francisco and backed by Menlo Ventures, Felicis Ventures, Lightspeed Venture Partners, Redpoint Ventures, and Sequoia Capital, Semgrep is recognized by Gartner in Application Security Testing and is trusted by leading organizations, including Vanta, Lyft, and Dropbox. Learn more at semgrep.dev http://semgrep.dev.

The Senior Engineering Manager for Semgrep Guardian leads the platform team responsible for embedding deterministic security analysis directly into the software development loop.
The role oversees the integration, orchestration, and distribution of security engines into IDEs, AI agents, and partner SDKs to provide low-latency risk verdicts.
Success is measured by the adoption of security verdicts across products and the trust developers place in the platform.

Work with product and design partners to create a roadmap balancing iterative changes with big bets.
Prioritize and direct the team's schedule, balancing new technology development, consumer needs, and technical quality.
Retain and strengthen engineers through coaching, mentorship, regular feedback, and performance management.
Build an environment of trust that rewards creativity, risk-taking, and personal responsibility.
Grow the team through the hiring of diverse, productive, high-level technical talent.

3+ years of experience leading software engineering teams.
Strong foundation in product development and bringing products to production via a multi-disciplinary engineering team.
Understanding of best practices for design, iterative milestone creation, and utilizing customer feedback.
Familiarity with agile development principles and iterative milestone development.
Strong desire to help engineers and other leaders grow through coaching and mentorship.
Opinions on building durable platforms, APIs, or SDKs for demanding consumers.