Security Engineer at Cala Health in San Mateo, CA

About Cala
At Cala, we’re working to free people from the burden of chronic disease. We began by creating the first non-invasive prescription therapy for hand tremor. After years of careful fine-tuning and improvements, we released Cala kIQ — our most sophisticated therapy yet. Our products have empowered thousands of people to get back to their lives with confidence and ease.
But we won’t stop there. Our pioneering technology can be applied across neurology, cardiology, and so much more. It’s all part of our mission to help people in their struggle with chronic disease. We’re only just getting started.
The Opportunity
We are seeking a skilled and proactive Security Engineer to join our cybersecurity team. In this role, you will be responsible for safeguarding our organization’s digital assets, infrastructure, and applications. You will play a critical part in identifying vulnerabilities, managing risks, orchestrating incident responses, and fostering a strong culture of security awareness across our engineering teams.
The ideal candidate is a blend of a technical defender and a strategic thinker—someone who can dive deep into dependency graphs today and lead a high-stakes tabletop simulation tomorrow.
Title: Security Engineer
Reports to: Staff DevOps Engineer
Location: Remote, Hybrid if local to our San Mateo, CA headquarters
Employment type: Full-Time, Exempt
Pay range: $155,000 - $190,000

A Day in the Life
Vulnerability & Dependency Management
Monitor and manage open-source and third-party dependencies using Software Composition Analysis (SCA) tools to identify and mitigate supply chain risks.
Track and prioritize Common Vulnerabilities and Exposures (CVEs) affecting our tech stack.
Collaborate with development teams to automate dependency updates and integrate security scanning into the CI/CD pipeline.

Penetration Testing & Vulnerability Assessment
Manage end-to-end scope, execution, and tracking of external Penetration Tests and bug bounty programs.
Analyze penetration testing reports, validate findings, and translate complex technical vulnerabilities into actionable remediation plans for engineering teams.
Conduct internal vulnerability scanning and architectural risk assessments.

Security Remediation & Engineering
Own and drive security remediation tasks across infrastructure, networks, and applications.
Provide hands-on technical guidance and code/configuration reviews to developers to ensure secure coding practices are met.
Implement security controls and guardrails (e.g., IAM policies, network segmentation, secrets management) to proactively reduce our attack surface.

Incident Response & Threat Hunting
Serve as a core member of the Incident Response (IR) team, participating in an on-call rotation to detect, contain, and eradicate security incidents.
Analyze security logs (SIEM, EDR, cloud provider logs) to investigate potential breaches or anomalous behavior.
Conduct post-incident reviews (root-cause analysis) and document lessons learned to continuously harden our defenses.

Resilience & Preparedness (Tabletop Exercises)
Design, facilitate, and execute regular security tabletop exercises for both technical teams and executive leadership.
Develop realistic threat scenarios (e.g., ransomware, supply chain attacks) to test the efficacy of our incident response plans and identify gaps in communication or tooling.

Additional Responsibilities
Cloud Security Posture Management (CSPM): Monitor and secure cloud infrastructure (AWS/GCP) configurations to prevent drift and misconfigurations.
Security Metrics & Reporting: Define, track, and report on key security performance indicators (KPIs) like Mean Time to Remediate (MTTR) and patch compliance.
Compliance Support: Assist in gathering evidence and maintaining controls for security frameworks and certifications (e.g., SOC 2, ISO 27001, HIPAA).
Security Awareness: Champion a security-first culture by mentoring junior engineers and creating targeted security training content.
Qualifications & Skills
Required Experience
3+ years of experience in Security Engineering, Application Security, or Incident Response.
Hands-on experience with modern security tooling (e.g., Snyk, Dependabot, Burp Suite, Splunk, Datadog).
Strong understanding of OWASP Top 10, CWE, and cloud security best practices.
Hands-on experience with CI/CD pipelines and build automation tools (e.g., Jenkins, GitHub Actions, GitLab CI) to integrate security scanning and controls.
Proficiency in Python and Shell scripting (Bash) to automate security workflows and build security tooling.

Preferred Qualifications
Familiarity with additional programming languages such as Go, JavaScript/TypeScript, or Rust for deeper code reviews and custom tooling.
Experience securing cloud-native environments (Docker, AWS/GCP) and native AWS security tools (AWS Inspector, GuardDuty).
Hands-on experience with GRC platforms (e.g., Vanta).
Familiarity with Infrastructure as Code (IaC) security scanning (e.g., Checkov, TFLint).
Relevant industry certifications (e.g., CISSP, CEH, OSCP, GCIH, AWS Certified Security).
Excellent communication skills with the ability to articulate technical security concepts to non-technical stakeholders.
Familiarity with bug bounty services like BugCroud.
Experience working on cloud connected IoT devices (provisioning, key rotation, OTA update security).
Applicants must be authorized to work in the United States on a full-time basis, or eligible for work authorization through a sponsorship path that Cala Health is able to support. Sponsorship decisions are made individually based on role, timeline, and cost considerations, and are not guaranteed.
Cala Health believes our success is based on diversity of people, teams and thinking. We offer all employees the tools, training and mentoring they need to succeed. Our selection process is driven by the key requirements for the role rather than bias or discrimination on the basis of a candidate’s sex, gender identity, age, marital status, veteran status, non-jobrelated disability/handicap or medical condition, family status, sexual orientation, religion, color, ethnicity, race or any other legally protected classification.