Staff Security Engineer

At Twilio, we’re shaping the future of communications, all from the comfort of our homes. We deliver innovative solutions to hundreds of thousands of businesses and empower millions of developers worldwide to craft personalized customer experiences.

Our dedication to remote-first work, and strong culture of connection and global inclusion means that no matter your location, you’re part of a vibrant team with diverse experiences making a global impact each day. As we continue to revolutionize how the world interacts, we’re acquiring new skills and experiences that make work feel truly rewarding. Your career at Twilio is in your hands.
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We use Artificial Intelligence (AI) to help make our hiring process efficient. That said, every hiring decision is made by real Twilions! 

Also, while we are a remote-first company, you may be asked to report in person on an ad-hoc basis for team gatherings, functional off-sites or customer meetings. 
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Join the team as Twilio’s next Staff AI Security Engineer, Threat Hunting

The Threat Detection and Response team is looking for a Senior Security Engineer who is passionate about solving the business’s toughest technical-security challenges; you will work within a Security Engineering team that partners with R&D Engineering and R&D Business teams to develop scalable processes and technical solutions. You will be a valued member of a team of deeply technical Security Engineers to focus on creating bespoke and standard Security tooling, enhancing our capabilities for threat mitigation and incident response, and then automating as much as you possibly can (and more)! You will help us to grow our global, scaled team and program. 

In this role, you’ll:

• →Be an Owner: Participate in daily operations tasks including, on-call rotation, architecting and developing well-engineered and performant detective tooling and automation, participating in applications/systems threat modeling, and participating in Incident Response activities
• →Write It Down: Work with the team to align the Detection and Response vision and strategy, while engaging the team to develop and ship specific, multi-year roadmaps, programs, and projects, ensuring prioritization, resourcing, and timely delivery of work within a changing business environment
• →Wear the customer’s shoes: Work cross-collaboratively to understand and help solve challenges related to a broad spectrum of threat actors and activity
• →Ruthlessly Prioritize: Proactively identify areas that would most benefit the improvement of our business, inclusive of the Incident Response program and with consideration of company/organizational objectives
• →Don’t Settle: Challenge the status quo; perform technology research, security research, and architecture reviews needed for a thorough understanding of the Twilio platform to understand what we are defending and how best to defend it
• →Draw the Owl: Building systems and services to make the most complex security problems simple and frictionless
• →Empower Others: Build, cultivate, and maintain positive relationships with internal customers to identify and facilitate solutions to increase the impact of the team’s work
• →Be Inclusive: Provide mentorship, support, and care for the team in a way that enables long-term career development, happiness, and success at scale

Twilio values diverse experiences from all kinds of industries, and we encourage everyone who meets the required qualifications to apply. If your career is just starting or hasn't followed a traditional path, don't let that stop you from considering Twilio. We are always looking for people who will bring something new to the table!

• Proven experience: 3+ years of security engineering in a production-cloud environment 
• Subject-matter expert on security issues and technologies
• Experience designing and building AI Agents and Agentic workflows
• Ability to utilize AI for comprehensive, complex threat hunting activities delivering high fidelity detections
• Experience detecting and responding to next generation, Artificial Intelligence threats following MITRE ATLAS (Adversarial Threat Landscape for Artificial-Intelligence Systems) or similar framework
• Advanced knowledge of service-oriented architectures, as well as experience with security tools and technologies fit for a cloud environment
• Experience working across a technology stack on difficult security challenges and initiatives
• Experience with SIEM platforms and the ability to extend their functionality
• Experience with SOAR tools and automating manual security processes
• Experience with infrastructure as code, such as Terraform or Cloudformation
• Experience in either AWS, GCP, or other large cloud platform 

• Excellent written and verbal communication skills
• Ability to influence and build effective working relationships with every level of the organization.
• BS in Computer Science, Engineering, or a related technical discipline or equivalent experience

This role will be remote, but is not eligible to be hired in CA, CT, NJ, NY, PA, WA.

We prioritize connection and opportunities to build relationships with our customers and each other. For this role, you may be required to travel occasionally to participate in project or team in-person meetings.

We like to solve problems, take initiative, pitch in when needed, and are always up for trying new things. That's why we seek out colleagues who embody our values — something we call Twilio Magic. Additionally, we empower employees to build positive change in their communities by supporting their volunteering and donation efforts.

So, if you're ready to unleash your full potential, do your best work, and be the best version of yourself, apply now! If this role isn't what you're looking for, please consider other open positions.

We care about your safety. Scammers sometimes impersonate Twilio recruiters through fake job postings, emails, websites, or messages. Please ensure you are engaging with an official @twilio.com email address. We will never ask for payment, gift cards, cryptocurrency, or banking information during the recruiting process. We do not make job offers without a formal interview process or conduct interviews exclusively through text-based messaging apps.

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Twilio is proud to be an equal opportunity employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, reproductive health decisions, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, genetic information, political views or activity, or other applicable legally protected characteristics. We also consider qualified applicants with criminal histories, consistent with applicable federal, state and local law. Qualified applicants with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Additionally, Twilio participates in the E-Verify program in certain locations, as required by law.