About the job
As a Staff Enterprise Security Engineer, you will be a technical leader within the EntSec team, responsible for the foundational security posture of our organization. You will serve as an SME on the technical strategy and engineering execution for securing the AI ecosystem in our Enterprise, moving beyond policy into building the foundational "decision infrastructure" and technical guardrails that allow the enterprise to innovate with AI at scale.
You will also guide strategic direction and collaboration across enterprise security domains. You will need a background in security engineering and the cross‑functional influence necessary to solve ambiguous, large‑scale problems. Leveraging expertise in security assessments, threat modeling, identity and access control principles, and data protection, you will architect and build preventative guardrails and mitigate new risks introduced by first- and third-party AI agents in our Enterprise.
Responsibilities
Design and implement secure reference architectures for Enterprise AI platforms that secures every Twilion’s engagement with them, ensuring data integrity, regulatory compliance, and resilience against evolving AI threats.
Establish a definitive framework for AI vetting, driving the cultural and policy shifts needed to institutionalize this strategic mindset across the organization.
Collaborate with cross‑functional partners to develop and set the long‑term roadmap for agentic AI identity and posture management, ensuring cohesive strategies for reducing risk from agentic AI use.
Maintain and improve our enterprise security posture through high‑quality code (Python, Go, or similar) and automated infrastructure management via IAC.
Act as a technical mentor to junior engineers and a strategic advisor to leadership on the evolving AI landscape.
Qualifications
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.
Required
7+ years of experience in security engineering or infrastructure security
2+ years of experience leading teams in a technical capacity or leading technical risk analysis in an enterprise environment.
Expertise in cloud security (AWS, GCP) and container security (Kubernetes).
Proven track record of designing and deploying complex security systems at scale.
Strong proficiency in programming languages such as Python, Go, or Java.
Desired
Experience in building, deploying and reviewing automation for complex security workflows, including use of both AI‑driven and traditional automation tools.
Excellent communication skills with the ability to explain complex AI security risks to non‑technical stakeholders.
Location
This role will be remote, and based in Ireland.
Travel
You may be required to travel occasionally to participate in project or team in‑person meetings.
What We Offer
Working at Twilio offers many benefits, including competitive pay, generous time off, ample parental and wellness leave, healthcare, a retirement savings program, and much more. Offerings vary by location.
EEO Statement
Twilio is proud to be an equal opportunity employer. We do not discriminate based upon race, religion, color, national origin, sex, sexual orientation, gender identity, age, protected veteran status, disability, genetic information, political views, or other legally protected characteristics. Twilio also considers qualified applicants with criminal histories consistent with applicable law and participates in the E‑Verify program in certain locations as required by law.
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