Staff Security Engineer

🕒 November 15, 2025

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Fullscript

WebsiteLinkedInAll Job Openings

201 - 500 employees

Founded 2016

⚕️ Healthcare Insurance

🧘 Wellness

☁️ SaaS

💰 $240M Private Equity Round on 2021-11

Healthcare Insurance • Wellness • SaaS

Fullscript is a comprehensive platform that facilitates whole person care for healthcare providers. It integrates industry-leading lab testing, high-quality supplements, and a suite of tools designed to enhance patient adherence and outcomes. Fullscript offers features like personalized patient plans, evidence-based templates, patient engagement tools, and seamless wholesale ordering of supplements. The platform also integrates with top EHR systems to streamline workflows for healthcare practitioners, making it easier for them to provide effective care. With Fullscript, patients can manage their health routines more conveniently, and providers can create personalized care plans with the support of clinical evidence and insights.

📋 Description

• Lead the design and implementation of robust security architectures for Fullscript’s applications, and AI initiatives. • Collaborate closely with engineering teams to embed security into the development lifecycle, including threat modeling, security coding practices, and design reviews. • Drive AI security best practices, ensuring responsible deployment, and mitigation of risks such as data poisoning, prompt injection, or model exploitation. • Mentor engineers and other security team members, fostering a culture of security awareness and technical excellence across the organization. • Conduct technical risk assessments, security research, and code reviews to proactively identify and remediate vulnerabilities. • Influence cross-functional teams through technical leadership, helping define security standards and strategies that scale across Fullscript’s products and AI ecosystem. • Stay ahead of emerging threats, attack vectors, and AI-specific security challenges to guide strategic decisions for the organization’s security posture.

🎯 Requirements

• Deep technical expertise in application security, and secure software development. • Experience with AI/ML security. • Strong understanding of modern software architectures, cloud environments, and APIs. • Proven ability to influence and mentor engineers across teams, fostering security-first thinking and best practices. • Hands-on experience with security tooling and automation, including static/dynamic analysis, monitoring, and observability systems. • Strong problem solving skills, able to balance security rigor with product velocity. • Excellent communication and collaboration skills, able to translate complex security concepts to technical and non-technical stakeholders. • Experience with protecting / hardening of health data. • Experience securing Ruby on Rails, Javascript, GraphQL applications. • Familiarity with regulatory and compliance frameworks relevant to software and AI security is a plus (e.g. SOC 2, NIST).

🏖️ Benefits

• Generous PTO and competitive pay. • Fullscript’s RRSP match program for financial health. • Flexible benefits package and workplace wellness program. • Training budget and company-wide learning initiatives. • Discount on Fullscript catalog of products. • Ability to work Wherever You Work Well*