CSfC Systems Engineer SME: Secure Infra Architect

Leidos; Fort Belvoir (VA); On-site; USD 131,000 - 237,000; Full time

Job summary

Leidos is seeking an experienced Systems Engineer (SME) to join the I3TS team, supporting a critical DoD modernization program for DTRA. You will design, deploy, and maintain CSfC infrastructure, PKI/HSM, and hardened Windows and RHEL platforms, with automated image deployment and centralized logging for SIEM.

Required: TS/SCI clearance, DoD 8570 IAT Level II/III certs, and hands-on CSfC KMP/CMP experience. This role is US-based and on-site at Fort Belvoir.

Qualifications

• Bachelor's degree or higher in a STEM field with extensive relevant experience or a Master’s with substantial relevant experience.
• 12+ years of progressive systems engineering experience in DoD/DoW, federal, or defense contractor environments.
• Active TS/SCI clearance and DoD 8570.01-M / 8140 IAT Level II or III baseline certification.

Responsibilities

• Architect, deploy, and maintain CSfC infrastructure within secure networks.
• Design, configure, and maintain multi-layer CSfC architectures per NSA data and MA packages.
• Manage CA/OCSP/HSMs for secure key management and PKI infrastructure.

Skills

CSfC

PowerShell

Bash

Ansible

SIEM

Automation

Education

Bachelor's degree or higher in STEM

12-15 years of relevant experience or Masters with 10-13 years

Tools

VMware vSphere/ESXi

Nutanix AHV

vSAN

SCCM / MCM

RHEL

Windows Server

Job description

Leidos is seeking an experienced Systems Engineer (SME) to join the I3TS team, supporting a critical DoD modernization program for DTRA. You will design, deploy, and maintain CSfC infrastructure, PKI/HSM, and hardened Windows and RHEL platforms, with automated image deployment and centralized logging for SIEM.

Required: TS/SCI clearance, DoD 8570 IAT Level II/III certs, and hands-on CSfC KMP/CMP experience. This role is US-based and on-site at Fort Belvoir.