Security Engineer

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Headquartered in Atlanta, Georgia, Green Sky is a leading U.S. financial technology company Powering Commerce at the Point of Sale® for a growing ecosystem of merchants, consumers, and banks. Our highly scalable, proprietary, and patented technology platform enables merchants to offer frictionless promotional payment options to consumers at the point-of-sale, driving increased sales volume and accelerated cash flow. Banks leverage our technology to provide loans to super‑prime and prime consumers nationwide.

Since our inception over five million U.S. consumers have financed more than $41 billion in commerce through our paperless, real‑time “apply and buy” technology.

Green Sky is looking for a seasoned Senior Security Engineer to lead and mature enterprise security capabilities across cloud and hybrid environments. The ideal candidate has a strong background in security engineering, excellent problem‑solving skills, and the ability to work collaboratively with cross‑functional teams. This role goes beyond operational execution—driving architecture decisions, influencing secure design patterns, and mentoring engineers to embed security into every layer of our technology.

• This engineer operates as a recognized authority in the field, providing deep technical expertise to guide initiatives and, when needed, lead complex projects.
• Provide engineering expertise to advance detection, response, vulnerability management and threat intelligence capabilities.
• Assist or oversee various security technologies, including SIEM/SOAR, vulnerability management, and web access control.
• Build detections, alerts, dashboards, and playbooks in the SIEM and act as a point person for cyber security investigations.
• Collaborate with product managers, designers, and other engineers to deliver secure solutions.
• Identify gaps in current capabilities and drive efforts to close them—including research, proof‑of‑concept, selection, and implementation of technology solutions.
• Increase security efficiency through automation of outdated and repetitive processes.
• Guide people through company challenges using security best practices and processes.
• Stay informed about current security threats, industry trends, vulnerabilities, and mitigation strategies to reduce attack surface.

• 2‑5 years’ experience as a T‑Shaped Engineer with knowledge of alert triage and security engineering expertise.
• Experience with cloud native security tools and commercial tools including Splunk, MS Defender, Rapid7, Netskope, Google Sec Ops.
• Up‑to‑date understanding of incident response, system configuration, vulnerability management and hardening guidelines.
• Knowledge of operating system configuration (Windows, Unix, Linux) and networking (DNS, DHCP, routing protocols).
• Ability to analyze event and incident logs and serve as the point of contact for SOC and IR investigations.
• Capability to collaborate with internal and external stakeholders to prioritize efforts and work independently toward resolution.

The base salary for this role ranges from $120,000 per year to $140,000 per year, with an annual bonus and a comprehensive total rewards package that includes medical, dental, vision, disability insurance, life insurance, 401(k) retirement benefits, paid time off, paid holidays, and paid personal/sick time. For further details, please visit

This position will remain open for at least five days and candidates are encouraged to apply through our internal or external career sites.

If you have any questions about this job posting, please contact

Green Sky is an equal opportunity employer and will not discriminate against any employee or applicant on the basis of age, color, disability, gender, national origin, race, religion, sexual orientation, veteran status, or any classification protected by federal, state, or local law.