Security Engineer
Senior Security Engineer responsible for designing and implementing robust security solutions, protecting cloud and embedded payment systems, and leading threat modeling and penetration testing initiatives using AWS and IAM best practices.
It's fun to work in a company where people truly BELIEVE in what they're doing!
Fullsteam is a leading provider of vertical software and embedded payments technology dedicated to helping businesses flourish by providing their customers with seamless experiences. With a dynamic and growing team of over 1,900 employees, we are committed to driving innovation and delivering best-in-class software and payment solutions that empower small and medium-sized businesses across numerous industries. Our purpose is to help our customers grow their businesses and delight their customers. Join us and be a part of a forward-thinking company that values growth, excellence, and the success of our clients.
This position is part of the Fullsteam InfoSec Team which is directly responsible for working with Business Units and Fullsteam Corporate on security initiatives and response.
At Fullsteam , we're committed to protecting our digital assets and delivering the highest standard of security across our business. As we continue to scale our security programs, we're looking for a passionate security professional to join our Proactive Security team.
We're a small, high-ownership team tackling vulnerability and risk exposure across a broad surface; infrastructure, applications, software, AI systems, and external attack surface. This isn't a ticket queue role; you'll have real ownership across the full vulnerability lifecycle, contribute to automation and tooling, and work directly alongside security leadership. If you thrive in a fast-paced environment and want to help shape a growing VM program, we want to hear from you.
Primary Responsibilities:
Contribute to and help mature our vulnerability management program, ensuring identified risks are remediated according to SLAs across the enterprise and business units
Identify and report known vulnerabilities across infrastructure (cloud and on-prem), applications, software, AI systems, and external attack surface
Monitor external attack surface exposures and contribute to remediation prioritization
Produce vulnerability metrics, trending reports, and risk summaries for security leadership and business unit stakeholders
Support alignment of the VM program with industry regulations and standards (PCI-DSS, SOC2, NIST CSF, ISO 27001)
Collaborate with Security, IT, and BU Engineering teams to drive effective and measurable vulnerability and risk exposure outcomes
Contribute to risk management and governance functions (e.g., risk register, key metrics, vulnerability reports)
Develop and contribute to AI-assisted HITL (Human in the Loop) automation and workflows for Proactive Security initiatives
Collaborate with and learn alongside other Proactive Security team members
Skills & Competencies:
8+ years of Information Technology / Security experiencewith2-4+ years of hands-on experi
Posted June 27, 2026