TS/SCI with Poly: Application Engineer – Zero Trust Networking

CACI International Inc.; Fort Meade (MD); On-site; USD 104,000 - 218,000; Full time

Job summary

CACI International Inc. is seeking an Application Engineer—TS/SCI with Polygraph to implement and maintain network inventory using Forward Networks, integrating with enterprise models on High Side networks.

The role requires strong networking expertise, experience with multiple vendors, and a solid background in Red Hat Linux system administration, with a focus on Zero Trust hardening and compliance.

Qualifications

• Active TS/SCI w/ Polygraph
• Strong understanding of computer networking architecture (Firewalls, Routers, Switches, Protocols)
• Proficiency with configurations from multiple vendors (Cisco, Palo Alto, Juniper)
• Experience with Zero Trust related activities (hardening systems, ZT compliance)
• System administration on Red Hat Enterprise Linux or similar
• Ability to read and understand system configuration files to verify ingestion into Forward Networks

Responsibilities

• Implement Forward Networks tool to capture, organize, and maintain Mission Island network inventory, maps, and vulnerabilities
• Help integrate inventory with High Side network enterprise model

Skills

Active TS/SCI with Polygraph

Networking architecture

Vendor configs (Cisco, Palo Alto, Jun‑

Education

Bachelor’s degree

Associate’s degree

Master’s degree

Doctorate’s degree

Tools

Forward Networks

Red Hat Enterprise Linux

Job description

CACI International Inc. is seeking an Application Engineer—TS/SCI with Polygraph to implement and maintain network inventory using Forward Networks, integrating with enterprise models on High Side networks.

The role requires strong networking expertise, experience with multiple vendors, and a solid background in Red Hat Linux system administration, with a focus on Zero Trust hardening and compliance.