Senior Infrastructure Security Engineer

Klaviyo

Join Klaviyo's Infrastructure Security team in Dublin, where you'll design secure systems that enhance engineering efficiency and operational excellence.

Last checked on June 29, 2026. We may earn a commission when you click through.

The position offers a unique opportunity for senior engineers to influence security practices directly. However, the lack of remote work may deter some candidates seeking flexibility.

✓ Hands-on design and development experience ✓ Strong focus on security and reliability ✓ Collaborative team environment

Senior Infrastructure Security Engineer

Klaviyo

Updated 5 days ago

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Dublin

The position offers a unique opportunity for senior engineers to influence security practices directly. However, the lack of remote work may deter some candidates seeking flexibility.

About this role

Join Klaviyo's Infrastructure Security team in Dublin, where you'll design secure systems that enhance engineering efficiency and operational excellence.

About the Company

Klaviyo is a leading marketing automation platform that empowers businesses to deliver personalized experiences.

Key Highlights

✓ Work on cutting-edge security technologies
✓ Collaborate with diverse engineering teams
✓ Focus on operational excellence
✓ Opportunity for hands-on system design

💡 Honest Take: This role is ideal for experienced engineers looking to make a significant impact in cybersecurity within a fast-paced environment.

Pros

✓ Hands-on design and development experience
✓ Strong focus on security and reliability
✓ Collaborative team environment
✓ Located in a vibrant tech hub

Cons

✗ No remote work options available
✗ High expectations for operational excellence
✗ Limited salary information provided

Best For: Ideal for professionals with a strong background in infrastructure security seeking an impactful role in a growing company.

Watch Out: Candidates should be prepared for a demanding work environment focused on operational excellence without the option for remote work.

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What Customers Say

Employee reviews highlight a supportive work culture and the potential for impactful contributions to security practices.

Expert Review

Securing systems digital landscape is crucial, and this role at Klaviyo places you in the heart of that mission. You'll be tasked with designing secure infrastructures that protect data but also enable engineering teams to thrive. Collaboration across departments is key, meaning you’ll need strong communication skills alongside technical expertise.

The hands-on aspect of this role means you’ll be actively involved in the development process, which can be highly rewarding. Expect to engage deeply with security technologies and contribute to best practices that shape the company's approach to infrastructure security.

While the position is attractive for its focus on innovation, potential applicants should note the absence of remote work options. This for those preferring flexibility. with no salary range disclosed, candidates may want to inquire more during the application process.

Overall, if you're looking to take your career to the next level in a supportive yet challenging environment, Klaviyo could be your next destination. Details about the role can be found on their official page at Klaviyo Careers.