Lead Enterprise Network Security Architect — Zero-Trust

MANTECH; Miami (FL); On-site; USD 140,000 - 190,000; Full time

Job summary

MANTECH seeks a motivated Enterprise Network Security Architect to join our team in Doral, FL. You will design secure enterprise network architectures, establish zero‑trust baselines, and collaborate with cross‑functional teams to translate mission needs into robust security solutions.

Requirements include 7+ years in network security architecture, DoDAF/TOGAF governance, and relevant certifications (e.g., CISSP/CCDE). A current Top Secret clearance is required to work on DoD-grade environments.

Qualifications

• 7+ years of experience in network security architecture.
• Experience designing, integrating, and deploying enterprise network security infrastructure.
• Strong background in security frameworks and architectural governance (DoDAF/TOGAF).
• Experience maintaining system baselines and architecture documentation.
• Proven ability to communicate complex technical concepts to executives.

Responsibilities

• Design secure enterprise network architectures and zero-trust baselines.
• Translate mission needs into technical network security blueprints.
• Collaborate with cross-functional teams to guide secure system design and deployment.
• Assess emerging network security technologies, cloud security tools, and legacy systems for modernization.
• Establish engineering standards, baselines, and governance across enterprise environments.
• Maintain baselines, CM records, and network topology diagrams.
• Implement continuous process improvements to enhance security posture.

Skills

Network security architecture

DoDAF/TOGAF governance

Executive-level documentation

Baseline maintenance

Cross-functional collaboration

Education

Bachelor's degree in Systems Engineering / CS / IT

Master's degree

PhD

Associate's degree

High school diploma

Tools

ACAS

Firewall technologies

Network security monitoring tools

Job description

MANTECH seeks a motivated Enterprise Network Security Architect to join our team in Doral, FL. You will design secure enterprise network architectures, establish zero‑trust baselines, and collaborate with cross‑functional teams to translate mission needs into robust security solutions.

Requirements include 7+ years in network security architecture, DoDAF/TOGAF governance, and relevant certifications (e.g., CISSP/CCDE). A current Top Secret clearance is required to work on DoD-grade environments.