Senior Security Architect: Enabling Product Innovation

Openkrill; United States; Remote; USD 150,000 - 230,000; Full time

Benefits offered by this job

Remote-first environment

Professional development

Job summary

Mariner is seeking a Senior Security Engineer to join our Security Engineering & Architecture team. You will partner with product, data, and technology teams to translate business goals into scalable security architecture and reusable design patterns that enable new capabilities—safely and efficiently.

You’ll secure SaaS platforms, APIs, data flows, and AI-enabled workflows by providing clear guidance, designing pragmatic controls, and accelerating business outcomes without slowing delivery.

Qualifications

• Bachelor’s degree in Computer Science, Engineering, Information Security, or related field (or equivalent practical experience).
• 10+ years of experience in security architecture, cloud/SaaS security, solutions architecture, software engineering, or SRE/DevOps, with at least 5 years in a dedicated security role.
• Demonstrated track record securing distributed business systems with SaaS, APIs, integrations, identity, and third-party services.
• Ability to rapidly analyze unfamiliar architectures, identify material risks, and translate findings into actionable designs.
• Experience partnering with business, engineering, and product teams to shape secure solutions and make risk-aware decisions.

Responsibilities

• Assess end-to-end architectures spanning SaaS platforms, internally developed applications, APIs, integrations, data services, and AI; identify trust boundaries, sensitive data flows, and failure modes.
• Facilitate architecture and threat reviews with delivery teams; document decisions and residual risk.
• Own and maintain a library of secure-by-design patterns for SaaS adoption, APIs, integrations, data movement, secrets, credentials, authorization, and AI-enabled workflows.
• Translate security requirements into practical designs that enable business outcomes—reducing reliance on late-stage reviews.
• Serve as a primary security partner for product, enterprise architecture, data, and technology teams, engaging early in roadmaps and design.

Skills

Security architecture

Cloud/SaaS security

APIs

Education

Bachelor’s degree in CS/Engineering/Security

Job description

Mariner is seeking a Senior Security Engineer to join our Security Engineering & Architecture team. You will partner with product, data, and technology teams to translate business goals into scalable security architecture and reusable design patterns that enable new capabilities—safely and efficiently.

You’ll secure SaaS platforms, APIs, data flows, and AI-enabled workflows by providing clear guidance, designing pragmatic controls, and accelerating business outcomes without slowing delivery.