Job Description
At Klaviyo we value the unique backgrounds experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the traditional job requirements. If you’re a close but not exact match with the description we hope you’ll still consider applying. Want to learn more about life at Klaviyo? Visit klaviyo.com/careers to see how we empower creators to own their own destiny.
Klaviyo’s global corporate Information Technology (IT) team is responsible for providing technology systems administration and support to Klaviyos around the world. Our main goal is to ensure that Klaviyos everywhere have a strong technology foundation to do great work. The IT Team solves problems using technology and provides Klaviyo’s continued scalability and sustainable employee growth in a rapidly evolving environment.
The IT Systems team is primarily responsible for SaaS systems administration and end-to-end lifecycle management building automation and engineering solutions for both other internal teams and the business. The IT Systems team is highly collaborative working closely with the IT Searchbar team — our end-user support team — as well as with our Security Risk and Trust teams and the broader Engineering department.
About the role:
As a Lead IT Systems Engineer on the IT Systems team you will lead the design implementation and maintenance of our enterprise SaaS systems. You will spearhead projects that range from SSO/SCIM implementations to complex multi-tool integrations and automations with a focus on scalability and efficiency. You'll collaborate closely with operations engineering and the IT Searchbar team to ensure seamless system performance and act as a technical escalation point for system-related issues.
How you’ll have an impact
- You’ll mentor team members to grow and develop in their careers and help increase their scope and impact throughout their tenure at Klaviyo.
- Both give and receive meaningful feedback focusing on empathy curiosity and investment in growth.
- Establish team standards implement frameworks for intake and prioritization of projects and tasks and establish and monitor objectives and key results (OKRs).
- Partner with the stakeholders to build maintain and improve tooling/infrastructure and documentation that helps meet the business needs for today and the future.
- Collaborate with IT and internal teams to automate and improve workflows implement and enhance escalation processes and drive IT initiatives.
- Implement new processes and evaluate and improve existing processes.
Must-Haves (Non-Negotiables):
- A minimum of five years' experience in systems engineering within fast-paced and result-driven environments.
- Proven track record of defining problem statements managing technical projects collaborating with stakeholders and delivering impactful results.
- Extensive experience in Identity Access Management (IAM) including IdP configuration management and maintenance (Okta or Azure experience is preferred).
- Strong experience working with enterprise-scale networking topics including routing DNS and building and maintaining multiple global office networks and VPNs.
- Demonstrated proficiency in understanding and integrating Large Language Models (LLMs) or other AI technologies into enterprise systems for automation or process improvement.
- Deep technical knowledge in at least one additional domain: corporate security endpoint management (Jamf Intune or equivalent) cloud infrastructure (GCP AWS or Azure) or enterprise SaaS administration(AtlassianGoogle Workspaceetc).
- Strong experience in automating workflows and repetitive tasks using scripting (Bash Powershell or Python). Python is preferred and AWS Lambda function experience is a plus. Familiarity with infrastructure-as-code tools (Terraform or Ansible) is a bonus.
- Knowledgeable in vendor management and IT budget management.
- Participation in an after-hours on-call rotation with the IT Systems team is required for site specific or business blocking issues.
Nice-to-Haves:
- IAM & Automation: Design and implement automated security specializing in Okta Workflows (or similar) for user lifecycle and access/auditing.
- Systems Engineering (High-Growth): Experienced in managing/scaling critical infrastructure in agile fast-paced SaaS/tech environments; champions security and scalability.
- API Integration: Build custom tools and leverage APIs (RESTful OAuth 2.0/OpenID Connect) for secure automated integration of corporate systems.
- Cloud Security (AWS/GCP): Deep hands-on experience securing and managing AWS and GCP core infrastructure including:
- Networking/Compute: VPC EC2 Security Groups/Firewalls ACLs.
- IAM: Defining and managing least-privilege roles (user group service).
We use Covey as part of our hiring and / or promotional process. For jobs or candidates in NYC certain features may qualify it as an AEDT. As part of the evaluation process we provide Covey with job requirements and candidate submitted applications. We began using Covey Scout for Inbound on April 3 2025.
Please see the independent bias audit report covering our use of Covey here
Massachusetts Applicants:
It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
Our salary range reflects the cost of labor across various U.S. geographic markets. The range displayed below reflects the minimum and maximum target salaries for the position across all our US locations. The base salary offered for this position is determined by several factors including the applicant’s job-related skills relevant experience education or training and work location.
In addition to base salary our total compensation package may include participation in the company’s annual cash bonus plan variable compensation (OTE) for sales and customer success roles equity sign-on payments and a comprehensive range of health welfare and wellbeing benefits based on eligibility.
Your recruiter can provide more details about the specific salary/OTE range for your preferred location during the hiring process.
This role may require up to 10% travel for purposes such as new hire onboarding client or partner work if applicable team meetings and industry events. Travel is coordinated in advance.
Get to Know Klaviyo
We’re Klaviyo (pronounced clay-vee-oh). We empower creators to own their destiny by making first-party data accessible and actionable like never before. We see limitless potential for the technology we’re developing to nurture personalized experiences in ecommerce and beyond. To reach our goals we need our own crew of remarkable creators—ambitious and collaborative teammates who stay focused on our north star: delighting our customers. If you’re ready to do the best work of your career where you’ll be welcomed as your whole self from day one and supported with generous benefits we hope you’ll join us.
AI fluency at Klaviyo includes responsible use of AI (including privacy security bias awareness and human-in-the-loop). We provide accommodations as needed.
By participating in Klaviyo’s interview process you acknowledge that you have read understood and will adhere to our Guidelines for using AI in the Klaviyo interview Process. For more information about how we process your personal data see our Job Applicant Privacy Notice.
Klaviyo is committed to a policy of equal opportunity and non-discrimination. We do not discriminate on the basis of race ethnicity citizenship national origin color religion or religious creed age sex (including pregnancy) gender identity sexual orientation physical or mental disability veteran or active military status marital status criminal record genetics retaliation sexual harassment or any other characteristic protected by applicable law.
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What the Team is Saying
What We Do
Klaviyo (NYSE: KVYO) is the B2C CRM. Powered by its built-in data platform and AI Klaviyo combines marketing automation analytics and customer service into one unified solution making it easy for businesses to know their customers and grow faster. Klaviyo (CLAY-vee-oh) helps over 183000 brands like Mattel Glossier Daily Harvest and Liquid Death deliver 1:1 experiences at scale improve efficiency and drive revenue.
Why Work With Us
We refer to our employees as ‘Klaviyos’ and we make up a diverse community united around shared values: We’re curious collaborative driven innovative fun and fully ourselves at work. No matter which team you join your work won’t just impact Klaviyo. It’ll help empower our customers and enable creators across the globe to own their destinies.
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Date Posted
04/22/2026
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