Senior Security Architect — AWS GovCloud & Zero-Trust

SteerBridge; Vienna (VA); Hybrid; USD 140,000 - 210,000; Full time

Job summary

SteerBridge invites an experienced Security Architect to lead security architecture for a mission‑critical payments platform, blending federal and commercial requirements in AWS GovCloud. You will define patterns, enable secure delivery, and mentor teams while coordinating with governance, engineering, and operations.

The role is hybrid, based in Vienna, VA, with emphasis on threat modeling, secure baselines, logging, and continuous improvement of security controls throughout the development

Qualifications

• Bachelor’s degree in IT, Cybersecurity, CS, IS, Data Science, or Software Engineering.
• 8+ years of cybersecurity or cloud security experience, including architecture design for complex cloud/enterprise systems.
• Expertise with federal security requirements and translating them into architecture and evidence.

Responsibilities

• Define and maintain target security architecture and roadmap for multi‑account AWS GovCloud environment.
• Lead threat modeling and security design reviews for new capabilities and changes.
• Define secure baselines and reference architectures for identity, least-privilege, segmentation, zero‑trust, encryption, and key management.
• Design protection for sensitive data across lifecycle including API access, storage, retention, backup, and auditability.
• Review Terraform/Terragrunt designs, cloud configurations, and CI/CD workflows; mentor teams on secure delivery.
• Define logging, retention, and detection coverage; support audits, penetration testing, and incident response planning.
• Conduct risk assessments, gap analyses, and vulnerability assessments; elevate residual risk to authorities.
• Develop and own SSPs and ATO packages per NIST RMF.

Skills

Cybersecurity

Cloud security

Threat modeling

Security architecture

Zero trust

Education

Bachelor’s degree

Tools

AWS GovCloud

Terraform/Terragrunt

GitLab CI/CD

Microsoft Sentinel

NIST RMF

Job description

SteerBridge invites an experienced Security Architect to lead security architecture for a mission‑critical payments platform, blending federal and commercial requirements in AWS GovCloud. You will define patterns, enable secure delivery, and mentor teams while coordinating with governance, engineering, and operations.

The role is hybrid, based in Vienna, VA, with emphasis on threat modeling, secure baselines, logging, and continuous improvement of security controls throughout the development