Senior ZTNA Engineer - DoD Cybersecurity Lead (Secret)

Modus21, LLC.; St. Louis (MO); On-site; USD 140,000 - 180,000; Full time

Job summary

Modus21, LLC. seeks a Sr Zero Trust Network Access Engineer to support USTRANSCOM/TRAC2ES initiatives at Scott AFB, IL.

The role focuses on conditional access, micro-segmentation, policy enforcement, and security analytics in classified and unclassified environments. You will guide executives on cybersecurity maturation, lead teams, define per-session access controls, ensure device compliance, and monitor session context to revoke privileges when needed.

Qualifications

• Must have Zero Trust leadership experience in federal/IC contexts.
• Strong cloud security knowledge across AWS/Azure/GCP.
• Security certifications CISSP/CISM/CEH are required or in progress.

Responsibilities

• Support advanced IC architectures with conditional access, micro-segmentation, and visibility analytics.
• Guide senior executives (CISO, CIO) on cybersecurity maturation.
• Manage teams to implement roadmap capabilities and secure solutions.
• Define strict, per-session, need-to-know access policies.
• Verify device compliance prior to connection.
• Hide applications, IPs, and infrastructure from public view and discovery.
• Monitor session context and revoke privileges in near real time.

Skills

Zero Trust architectures

Leadership experience

DoD/IC experience

Cloud security (AWS/Azure/GCP)

Security certifications (CISSP/CISM/CE

Education

HS Diploma or GED

Job description

Modus21, LLC. seeks a Sr Zero Trust Network Access Engineer to support USTRANSCOM/TRAC2ES initiatives at Scott AFB, IL.

The role focuses on conditional access, micro-segmentation, policy enforcement, and security analytics in classified and unclassified environments. You will guide executives on cybersecurity maturation, lead teams, define per-session access controls, ensure device compliance, and monitor session context to revoke privileges when needed.