TS/SCI Network Engineer | Cloud & Security Expert (11+ yrs)

B4Corp; Sterling, Northern (VA, KY); Hybrid; USD 135,000 - 225,000; Full time

Benefits offered by this job

Seven weeks PTO

401k with employer match

Phantom stock

Medical insurance

Dental insurance

Vision insurance

Short-term disability

Long-term disability

Life insurance

Referral bonus

Job summary

B4Corp in Sterling, VA seeks a Network Engineer with a TS/SCI clearance and polygraph. The role targets Level 2 – Expert with a minimum of 11 years’ experience; a Bachelor’s or Master’s degree is preferred.

Qualified candidates will configure and harden Linux VMs in cloud and on‑prem environments, secure networking gear, manage VPNs, and support CMA/Android tablet devices, with on‑call duties. B4Corp offers top salaries, Vanguard 401k with employer match, phantom stock, comprehensive health

Qualifications

• Top Secret (TS/SCI) clearance with a polygraph required.
• 11+ years of network engineering experience required.
• Bachelor’s or Master’s degree preferred in related disciplines.

Responsibilities

• Position involves building and hardening cloud-based VPCs across providers.
• Configure Linux OS in cloud and physical environments.
• Hardening network gear (firewalls, switches, routers, IPS).
• Manage and secure VPNs and commercial messaging apps and devices.
• Provide on-call support during after-hours and weekends.

Skills

Cloud networking

Linux hardening

Network security

VPNs

On-call support

Education

Bachelor’s degree

Master’s degree

Tools

Google Cloud

Azure

AWS

Linux

Firewalls

IPS

CMA

Android tablets

Job description

B4Corp in Sterling, VA seeks a Network Engineer with a TS/SCI clearance and polygraph. The role targets Level 2 – Expert with a minimum of 11 years’ experience; a Bachelor’s or Master’s degree is preferred.

Qualified candidates will configure and harden Linux VMs in cloud and on‑prem environments, secure networking gear, manage VPNs, and support CMA/Android tablet devices, with on‑call duties. B4Corp offers top salaries, Vanguard 401k with employer match, phantom stock, comprehensive health