Senior Security Infrastructure Engineer

Sezzle is seeking a Senior Security Infrastructure Engineer to strengthen its security posture across cloud infrastructure, applications, and developer workflows. The ideal candidate has 6+ years of experience in security, software, or infrastructure engineering, with hands-on experience securing cloud-based production systems and working with real-world security challenges.

Requirements

• 6+ years of experience in security, software, or infrastructure engineering
• Hands-on experience securing cloud-based production systems
• Working with real-world security challenges
• Experience contributing to threat modeling and security design reviews for modern systems
• Strong hands-on experience in vulnerability management
• Experience working with SIEM platforms
• Practical experience triaging findings from vulnerability scanners and bug bounty programs
• Strong knowledge of AWS, Linux, and Kubernetes infrastructure
• Experience improving infrastructure security

Benefits

• Competitive salary
• Generous Paid Time Off
• 401k Matching
• Retirement Plan
• Visa Sponsorship
• Four Day Work Week
• Generous Parental Leave
• Tuition Reimbursement
• Relocation Assistance