Software Engineer (Security Platform, Internal PKI)

As a Security Platform Engineer at Cloudflare you will help us provide a secure infrastructure for one of the biggest online platforms in the world, handling extensive amounts of traffic at very low latency. You will be instrumental at defining the vision to help secure Cloudflare going forward.
Cloudflare firmly believes that security is an integral part of our product offerings, and the qualified candidate will directly contribute to delivering on that promise.
About the team
The Security Platform team is responsible for secrets and internal certificate management at Cloudflare, and has the mandate of building powerful and robust infrastructure and tools that enable other engineering teams to deliver secure products to our customers without sacrificing development velocity.
What you'll do

• Build and manage the PKI that provides trusted certificates to all of our internal services with fine-grained authentication and authorization controls
• Create and support robust client-side automation tooling to enable the use of short-lived certificates while maintaining reliability
• Promote the use of strongly-authenticated mTLS for all service-to-service communications and work with other engineering teams to develop solutions for their use cases
• Communicate and execute on periodic CA rotations and migration to best practices
• Contribute to the strengthening of CA and leaf certificate key protection schemes to elevate our security profile

What you'll need

• Familiarity with PKI standards and their surrounding ecosystem (X.509, TLS, etc.)
• Experience running an internal or public PKI with deep understanding of their requirements and pitfalls
• Worked with codebases and developed in Go or Rust

Bonus points

• Familiarity with SPIFFE/SPIRE or other service identity framework/standards
• Experience executing CA rotations for a reasonably large environment
• Worked with HSMs, TPMs, or other platform TEEs (AMD SEV, Intel SGX, Apple Secure Enclave)

Compensation may be adjusted depending on work location, or levelling.

• For Colorado-based hires: Estimated annual salary of $168,000 - $206,000.
• For New York City, Washington, and California (excluding Bay Area) based hires: Estimated annual salary of $187,000 - $229,000.
• For Bay Area-based hires: Estimated annual salary of $196,000 - $240,000

This role is eligible to participate in Cloudflare's equity plan.

Cloudflare offers a complete package of benefits and programs to support you and your family. Our benefits programs can help you pay health care expenses, support caregiving, build capital for the future and make life a little easier and fun! The below is a description of our benefits for employees in the United States, and benefits may vary for employees based outside the U.S.

• Medical/Rx Insurance
• Dental Insurance
• Vision Insurance
• Flexible Spending Accounts
• Commuter Spending Accounts
• Fertility & Family Forming Benefits
• On-demand mental health support and Employee Assistance Program
• Global Travel Medical Insurance

• Short and Long Term Disability Insurance
• Life & Accident Insurance
• 401(k) Retirement Savings Plan
• Employee Stock Participation Plan

• Flexible paid time off covering vacation and sick leave
• Leave programs, including parental, pregnancy health, medical, and bereavement leave