Senior Security Infrastructure Engineer

🕒 June 25

🇮🇳 India – Remote

💵 $5k - $9.5k / month

⏰ Full Time

🟠 Senior

👷 Infrastructure Engineer

👻 Ghost score 40%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Sezzle

WebsiteLinkedInAll Job Openings

201 - 500 employees

Founded 2016

💳 Fintech

👥 B2C

🛍️ eCommerce

Fintech • B2C • eCommerce

Sezzle is a financial technology company that offers a "buy now, pay later" service, allowing consumers to purchase products and pay for them in four interest-free installments over six weeks. The Sezzle app provides users with a flexible financing alternative to traditional credit cards, enabling instant approval decisions without impacting credit scores. Sezzle partners with various top brands, including Amazon, Walmart, and Target, to offer in-app and in-store payment options. The company's mission is to empower consumers financially by providing more financial freedom and control. It is available as a mobile app, with millions of downloads and high user ratings, and works towards accessibility and inclusion on its platform.

📋 Description

• Lead and operate vulnerability management across infrastructure, platforms, and applications • Build, operate, and mature SIEM/XDR capabilities, including log ingestion, detection rules, alert tuning, and investigation workflows • Investigate and respond to security incidents across cloud infrastructure and applications • Perform root cause analysis and drive long-term fixes • Design and implement detection strategies for suspicious activity and data exfiltration patterns • Lead threat modeling exercises and security design reviews • Design, secure, and improve resilient AWS and Kubernetes infrastructure at scale • Drive infrastructure and CI/CD hardening initiatives • Implement and improve dependency and container supply chain risk detection systems and controls • Partner with engineering teams to remediate vulnerabilities and improve secure development and deployment practices • Support and implement controls aligned with PCI DSS, SOC 2, and other compliance requirements • Develop security automation, including AI where appropriate • Triage and validate external security findings and coordinate remediation

🎯 Requirements

• 6+ years of experience in security, software, or infrastructure engineering • Hands-on experience securing cloud-based production systems • Experience contributing to threat modeling and security design reviews • Strong hands-on vulnerability management experience, including scanning, triage, validation, remediation coordination, and verification • Experience with SIEM platforms such as Wazuh, Splunk, or ELK • Experience triaging vulnerability scanner and bug bounty findings • Strong knowledge of AWS, Linux, and Kubernetes infrastructure • Experience with CI/CD hardening and software supply chain risk mitigation • Experience with container and dependency security tools such as Snyk, Trivy, or Grype • Ability to investigate issues using logs, cloud tooling, and system-level data • Knowledge of common security vulnerabilities and mitigation strategies, including OWASP and SANS • Working knowledge of PCI DSS and SOC 2 • Demonstrated experience working with Claude or equivalent large language model tools is required • Comfortable leveraging AI to enhance productivity, research, and communication

🏖️ Benefits

• Competitive gross monthly salary of $5,000–$9,500 USD based on experience • Unique, purpose-driven company culture • Opportunity to use modern tooling, including AI where appropriate • Collaboration with a dynamic, innovative fintech team