Senior Security Engineer - Threat Modeling

Company: Samsara
Location: Washington
Posted on: February 17, 2026

Job Description:

Samsara (NYSE: IOT) is the pioneer of the Connected Operations™ Cloud, which is a platform that enables organizations that depend on physical operations to harness Internet of Things (IoT) data to develop actionable insights and improve their operations. At Samsara, we are helping improve the safety, efficiency and sustainability of the physical operations that power our global economy. Representing more than 40% of global GDP, these industries are the infrastructure of our planet, including agriculture, construction, field services, transportation, and manufacturing — and we are excited to help digitally transform their operations at scale. Working at Samsara means you’ll help define the future of physical operations and be on a team that’s shaping an exciting array of product solutions, including Video-Based Safety, Vehicle Telematics, Apps and Driver Workflows, and Equipment Monitoring. As part of a recently public company, you’ll have the autonomy and support to make an impact as we build for the long term. About the role: We’re seeking a talented Senior Security Engineer with hands-on experience deploying, managing, leading and performing Threat Models In this role, you’ll work alongside technical product managers and engineers across the company to maintain Samsara’s security and de-risk software security concerns to better protect our customers. We seek someone who is passionate about leveraging automation to enhance efficiency, is enthusiastic about working with infrastructure-as-code, and has a wealth of experience collaborating with teams to reduce software vulnerabilities. Your contributions will be critical to shaping our overall security and compliance strategy. At Samsara, we value working backwards from winning as an operating principle. Your ability to define success and work with cross-functional stakeholders by working backwards to reach that success is pivotal. This is a remote position open to candidates residing in the US except the San Francisco Bay Metro Area, NYC Metro Area, and Washington, D.C. Metro Area. You will be regularly working with UK and India team employees who are also on your team via Zoom during United States standard working hours. You should apply if: • You want to impact the industries that run our world: Your efforts will result in real-world impact—helping to keep the lights on, get food into grocery stores, reduce emissions, and most importantly, ensure workers return home safely. • You are the architect of your own career: If you put in the work, this role won’t be your last at Samsara. We set up our employees for success and have built a culture that encourages rapid career development, and countless opportunities to experiment and master your craft in a hyper-growth environment. • You’re energized by our opportunity: The vision we have to digitize large sectors of the global economy requires your full focus and best efforts to bring forth creative, ambitious ideas for our customers. • You want to be with the best: At Samsara, we win together, celebrate together and support each other. You will be surrounded by a high-caliber team that will encourage you to do your best. In this role, you will: • Lead and own ongoing operation and maintenance of Samsara’s threat modeling program, ensuring consistent execution of processes. • Assist in detecting, raising risks found within the Samsara ecosystem, and recommending best next steps while balancing business needs. • Work closely with the Vulnerability Technical Program Manager to generate and distribute monthly and quarterly compliance reports. • Collaborate with engineering teams to track and support the remediation of identified vulnerabilities, providing guidance on best practices. • Participate in security incident investigations related to high-profile vulnerabilities, helping gather data and assess potential impact on Samsara infrastructure. • Contribute to documentation and process improvements to streamline risk management workflows. • Champion Samsara’s cultural principles (Focus on Customer Success, Build for the Long Term, Adopt a Growth Mindset, Be Inclusive, Win as a Team) in daily work. • Be regularly on call to support. Minimum requirements for the role: • 6 years of relevant experience with demonstrated impact for application or product security and threat modeling in an enterprise environment. • Deep familiarity with OWASP Top Ten, the STRIDE threat modeling framework (or equal such as PASTA or DREAD), MITRE ATT&CK. • Defining and driving SDLC adoption with business focused engineers. • Experience managing Bug Bounty programs such as Bug Crowd. • Strong familiarity with common security vulnerabilities and the ability to judge their severity and impact on the business. • Experience coding with Python or GoLang. An ideal candidate also has: • Security certifications such as CISSP, AWS Certified Security Specialty, or equal. • Experience and knowledge of FedRAMP and other regulatory security requirements. • Experience with Semgrep or Wiz. The range of annual base salary for full-time employees for this position is below. Please note that base pay offered may vary depending on factors including your city of residence, job-related knowledge, skills, and experience. $157,675—$265,000 USD At Samsara, we welcome everyone regardless of their background. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, sex, gender, gender identity, sexual orientation, protected veteran status, disability, age, and other characteristics protected by law. We depend on the unique approaches of our team members to help us solve complex problems and want to ensure that Samsara is a place where people from all backgrounds can make an impact.

Keywords: Samsara, Severn , Senior Security Engineer - Threat Modeling, Engineering , Washington, Maryland