Sr. Security Engineer

GreenSky Administrative Services•Atlanta, GA

2d•Hybrid

About The Position

GreenSky is looking for a seasoned Senior Security Engineer to lead and mature enterprise security capabilities across cloud and hybrid environments. The ideal candidate will have 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.

Requirements

T-Shaped Engineer with knowledge of alert triage and security engineering expertise.
Experience in working with cloud native security tools and commercial tools including Splunk, MS Defender, Rapid7, Netskope, Google Secops, AWS, and Azure.
Up-to-date understanding of a wide range 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 be the point of contact for SOC and IR investigations.
Capable of collaborating with internal and external stakeholders to prioritize efforts and work independently towards resolution.

Responsibilities

Operates as a recognized authority in the field, applying deep technical expertise and broad experience to guide initiatives and, when needed, take the lead on complex projects.
Provide engineering expertise to advance detection, response, vulnerability management and threat intel capabilities.
Assist or oversee various security technologies, including SIEM/SOAR, vulnerability mgmt, web access control, AWS, and Azure.
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 advance security by designing and delivering secure solutions.
Identify gaps in current capabilities and drive efforts to close the gaps including research, proof-of-concept, selection, and implementation on technology solutions.
Increase security efficiency though automation of outdated and repetitive processes.
Help guide people though company challenges using security best practices and processes.
Stay informed about current security threats, organizational requirements, industry trends, vulnerabilities, and mitigation strategies to reduce attack surface.