TS/SCI Systems Engineer – Secure Gov Infra (On-Site)

JFL Consulting LLC; Springfield (VA); On-site; USD 155,000 - 175,000; Full time

Benefits offered by this job

Healthcare premiums

Flexible Spending Accounts

Life insurance

401(k)

PTO

Professional development

Job summary

JFL Consulting, LLC is seeking a skilled System Engineer to lead and support site configurations across secure government environments, focusing on configuring, deploying, and optimizing Linux and Windows systems, with on-site setup and secure environment integration.

Candidates should have 5+ years of hands-on experience, DoD standards RMF/STIGs, TS/SCI clearance, and experience with virtualization, scripting, and network security.

Qualifications

• Must have TS/SCI clearance
• 5+ years in a systems engineering or infrastructure role
• Experience with Active Directory, DNS, SSO, and authentication protocols
• Hands-on experience with virtualization platforms (ESXi, Hyper-V, or Proxmox)
• Experience with cloud platforms (AWS, Azure, or GCP desirable)

Responsibilities

• Configure, deploy, and optimize Linux and Windows systems
• Build and administer virtualized environments using Proxmox, VMware ESXi, and Hyper-V
• Apply system hardening, OS patching, logging, and backup strategies across physical and virtual systems
• Automate configuration tasks and infrastructure deployments using Bash, Python, or PowerShell
• Operate and maintain security platforms: Security Onion, Zeek, Suricata, Wazuh, Splunk, Elastic Stack
• On-site system configuration and hardware deployment in secure government environments

Skills

System administration

Scripting

Windows/Linux expertise

Cybersecurity fundamentals

Documentation

Education

IAT Level II certification (Security+, GCIH, CYSA+)

Tools

Proxmox

VMware ESXi

Hyper-V

Ansible

Puppet

Job description

JFL Consulting, LLC is seeking a skilled System Engineer to lead and support site configurations across secure government environments, focusing on configuring, deploying, and optimizing Linux and Windows systems, with on-site setup and secure environment integration.

Candidates should have 5+ years of hands-on experience, DoD standards RMF/STIGs, TS/SCI clearance, and experience with virtualization, scripting, and network security.