Strategic Enterprise Security Architect – Remote/Hybrid

PlanIT Group; Reston (VA); Remote; USD 180,000 - 280,000; Full time

Job summary

PlanIT Group seeks a Principal Enterprise Security Architect to bridge security operations with CISO leadership and enterprise infrastructure. You will guide architecture across hybrid data centers and multi-cloud environments, driving risk-based decisions and program governance.

This role requires extensive experience shaping security strategy and implementing SI-enabled automation. You will lead threat modeling, roadmap development, and policy enforcement, partnering with engineering and

Qualifications

• 10+ years in cybersecurity and infrastructure.
• 5+ years in a dedicated architecture role influencing architectural decisions.
• Experience translating deep technical risks and vulnerabilities into clear business-risk metrics and leading cross-team sessions.

Responsibilities

• Act as the primary security architecture advisor to US Government Client CISO ENG, translating deep technical risks and structural vulnerabilities into clear business-risk metrics.
• Lead collaborative design, threat modeling, and remediation sessions across the CISO office, Network Engineering teams, Endpoint Management teams, and external vendor/partner organizations.
• Formulate and author Enterprise Security Architecture roadmap, ensuring investments align with CISO goals and business needs in edge/network defense, cloud security, transport security, endpoint protection, and certificate lifecycle management.
• Establish and enforce governance and security policies in the infrastructure.
• Manage and/or advise on planning and operation of all CISO Engineering Security Edge workstreams.
• Conduct rigorous, proactive architectural reviews of the global hybrid footprint to identify structural weaknesses through continuous monitoring.

Skills

SASE/SSE Convergence

Edge & Perimeter Protection

ZTNA & Zero Trust

Network Security Infra

NIST CSF / 800-53

Multi-Cloud Security (AWS/GCP/Azure)

PKI & CAOps

Security Governance & Policies

AI in Security

Incident Response

Tools

DNS Security

WAAP/NGFW

EDR/XDR

SIEM

NDR

Web Proxy

Job description

PlanIT Group seeks a Principal Enterprise Security Architect to bridge security operations with CISO leadership and enterprise infrastructure. You will guide architecture across hybrid data centers and multi-cloud environments, driving risk-based decisions and program governance.

This role requires extensive experience shaping security strategy and implementing SI-enabled automation. You will lead threat modeling, roadmap development, and policy enforcement, partnering with engineering and