# CSfC Systems Engineer Subject Matter Expert (SME)

**Company**: Leidos
**Location**: Fort Belvoir, VA
**Experience**: senior
**Job type**: full-time
**Salary**: $131,300.00 - $237,350.00
**Category**: Engineering
**Industry**: Technology

**Apply**: https://leidos.wd5.myworkdayjobs.com/en-US/External/job/Fort-Belvoir-VA/CSfC-Systems-Engineer-Subject-Matter-Expert--SME-_R-00191111?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply
**Canonical**: https://yubhub.co/jobs/job_099ca018-e14

## Description

Leidos is seeking an experienced Systems Engineer (SME) to join our Integrated Information Technology Support Services (I3TS) team, supporting a digital modernization program critical to the Defense Threat Reduction Agency (DTRA).

The Commercial Solutions for Classified (CSfC) Systems Engineer SME will architect and maintain mission-critical Public Key Infrastructure (PKI) and Hardware Security Modules (HSMs), oversee VMware or Nutanix hyperconverged infrastructure (HCI) with vSAN, and implement resilient backup and disaster recovery frameworks.

**Core Responsibilities:**

- Architect, deploy, and maintain CSfC infrastructure operating within Black/Gray/Red networks.

- Design, configure, and maintain multi-layered CSfC architectures in alignment with NSA Data-At-Rest (DAR) and Mobile Access (MA) Capability Packages.

- Architect, deploy, maintain Certificate Authority (CA), Online Certificate Status Protocol (OCSP) responders, and hardware-backed key protection via Hardware Security Modules (HSMs) in accordance with CSfC Key Management Requirements.

- Build, manage, and optimize virtualized compute and storage fabrics utilizing VMware vSphere / ESXi or Nutanix AHV with vSAN/distributed storage.

- Deploy, configure, and administer hardened Microsoft Windows Server (Active Directory, DNS, Group Policy) and Red Hat Enterprise Linux (RHEL) systems.

- Establish centralized, tamper-resistant Syslog and audit logging infrastructure across all network and system devices, hypervisors, and operating systems.

- Build and maintain automated OS deployment and gold image pipelines using Microsoft Configuration Manager (MCM/SCCM) for CSfC End User Devices (EUD).

- Apply and validate patching and STIGs across all virtual and physical infrastructure.

**Requirements:**

- Bachelor's degree or higher in Computer Science, Information Technology, Engineering, Engineering Management, Management Information Systems, or related STEM degree program.

- 12+ years of progressive systems engineering experience within DoD/DoW, federal, or defense contractor enterprise environments.

- Active TS/SCI Clearance.

- Active DoD 8570.01-M / DoD 8140 IAT Level II or III baseline certification.

- Active Computing Environment certification.

- Direct experience drafting CSfC Key Management Plans (KMPs) and Continuous Monitoring Plans (CMPs).

- Proficiency with PowerShell, Bash, and Ansible.

**Pay Range:** $131,300.00 - $237,350.00

## Skills

### Required
- PowerShell
- Bash
- Ansible
- VMware vSphere
- Nutanix AHV
- Microsoft Windows Server
- Red Hat Enterprise Linux
- Hardware Security Modules
- Public Key Infrastructure

### Nice to have
- Experience designing, deploying, and maintaining IT infrastructures for DTRA or other DoW organizations

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Source: [Apply at leidos.wd5.myworkdayjobs.com](https://leidos.wd5.myworkdayjobs.com/en-US/External/job/Fort-Belvoir-VA/CSfC-Systems-Engineer-Subject-Matter-Expert--SME-_R-00191111?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply)