Hiring: Sr. Network Engineer Company: Astrion Location: Columbia, MD Job Posted Time: 2026-09-16 14:14:11 Employment Type: Full-time Target Skills & Keywords : Ansible, Azure, BGP, MPLS, Project Management, Python, Risk Management, SIEM, Security Clearance, Systems Engineering, Zero Trust About the job Experience: •Prior experience supporting Cross Domain Solutions (CDS) programs Required Skills: •Active Top Secret security clearance. •Design, implement, and maintain secure network architectures using Cisco (routing/switching, ISE) and Fortinet (FortiGate) solutions •Design, implement, and maintain 802.1x compliance platform •Engineer and support classified and unclassified network environments (e.g., MDA CNET, NIPR, SIPR, JWICS as applicable) •Ensure compliance with DoD Security Technical Implementation Guides (STIGs) and cybersecurity policies •Implement and maintain Cross Domain Solutions (CDS) and Comply-to-Connect (C2C) architectures •Perform network hardening, vulnerability remediation, and continuous monitoring in accordance with RMF controls •Develop and maintain network documentation, diagrams, SOPs, and security artifacts Qualifications: •Bachelor’s degree in Network Engineering, Computer Science, or related field (or equivalent experience) •8+ years of experience in network engineering within Department of Defense/Department of War (DoD/DoW) or classified environments •Cisco routing & switching (BGP, OSPF, EIGRP, VLANs, MPLS) •Fortinet solutions (FortiGate, FortiOS, VPNs, security fabric) •Demonstrated experience implementing and maintaining DISA STIG compliance •Applied hands-on capability in C2C / Cross Domain architectures and security controls •RMF (Risk Management Framework) •DISA security requirements and accreditation processes •Active DoD 8140 (formerly DoD 8570) compliant industry certification (e.g., Security+ CE, CISSP, etc.) •Active DoD 8140 (formerly DoD 8570) compliant environment certification (e.g., minimum Cisco CCNP) Compensation: •$145,000 - $165,000 / year Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!