Network Systems Engineer

About Fusion

Fusion is a Service‑Disabled Veteran‑Owned Small Business specializing in mission‑critical engineering and secure infrastructure solutions for federal and defense clients. We bring precision, integrity, and deep technical expertise to the nation’s most complex and sensitive programs.

Our team of highly skilled engineers and technical professionals is dedicated to advancing the future of secure facilities and infrastructure. When you join Fusion, you become part of a collaborative, mission‑focused organization that values technical excellence and a steadfast commitment to national security.

Fusion is seeking a Network Systems Engineer to provide technical oversight, quality control, advanced network configuration, and infrastructure compliance. The Network Systems Engineer will support infrastructure assessments and drive the ICs program forward through continuous improvements

The Network Systems Engineer is responsible for designing, configuring, and maintaining stable, and consistent connectivity across all campus communications and Industrial Control Systems (ICS) networks. From implementing ironclad network security, Virtual Private Networks (VPNs), and digital encryptors, to executing critical infrastructure updates and overseeing the physical installation of fiber optic and structured cabling systems, the Network Systems Engineer serves as the technical backbone that connects all enterprise and ICs operations.

• Active Top Secret (TS) clearance required.
• Must be able to obtain and maintain clearance at the necessary level for assigned duties.

• Architect, configure, and manage routing, switching, and firewall hardware across mixed Cisco, Fortinet, and Juniper environments
• Design, implement, and maintain Enterprise VPN architectures (IPsec) and secure network enclaves
• Configure, deploy, and manage digital encryptors
• Analyze network appliances, software applications, and encryption technology products to specify and develop Risk Management Framework (RMF) documentation (NIST SP 800-37)

• Prepare, implement, and monitor network disaster procedures and infrastructure recovery solutions

• Review design and engineering blueprints, and oversee the deployment of fiber optic and structured cabling systems across new construction and existing facilities
• Enforce construction drawings, conduct site inspections to evaluate physical conditions, and oversee contractor execution for networking installations (ICS, Security ACS, IDS, and Cameras)
• Manage the three-phase control quality management process to verify physical and logical network compliance at all project stages
• Ensure all standards for pathways, cable management, racks, and distribution points have been installed for optimized performance

• Assess campus-wide needs for network bandwidth, stability, and security, ensuring scalability for future ICs and enterprise growth
• Participate in meetings, site briefings, and provide technical insight and troubleshoot complex network stability issues

• Ability to work in indoor and outdoor environments, including construction zones, and near high-voltage switch gear and substations
• Ability to work in high-security environments requiring strict access controls and security protocols
• Requires lifting/carrying up to 50 lbs, climbing ladders, and working in confined spaces

• BS. in Engineering, Computer Science, Information Technology or a related field is preferred
• Professional certification such as NSE, CCNA, CCNP, CISSP or equivalent, plus ten years of experience in lieu of a…