Network Engineer (Senior / Lead) (Cisco)

Location: Dahlgren, VA; on-site

Company

hirify.global is a Service-Disabled Veteran-Owned Small Business delivering technology solutions, engineering support, cybersecurity, and enterprise IT services to government and defense customers.

What you will do

• Lead the design, planning, implementation, and optimization of LAN/WAN infrastructure in corporate and government environments.
• Configure, deploy, and optimize Cisco and Juniper routers, switches, firewalls, and related network devices.
• Design and support VoIP systems, fiber-optic cabling, cable plants, and associated infrastructure.
• Provide technical leadership on network architecture, security, performance improvements, and operational requirements.
• Develop network documentation, diagrams, procedures, and system enhancement recommendations.
• Troubleshoot complex network issues, perform capacity planning, and support secure DoD network operations and compliance.

Requirements

• At least six years of professional work and leadership experience designing and implementing LAN/WAN environments using Cisco, Juniper, TCP/IP, and VoIP technologies, including routers, switches, fiber optics, firewalls, and cable plant designs.
• Demonstrated experience with Cisco Firewall technologies, Cisco Identity Services Engine (ISE), and other Cisco platforms.
• Hands-on experience with enterprise networking, routing and switching, security devices, and structured cabling.
• DoD 8570/8140 Information Assurance Technical (IAT) Level III designation required.
• Active Top Secret (T5) clearance required at hire or as required by the task order.
• U.S. citizenship required for clearance eligibility.
• Strong analytical, documentation, and communication skills.
• Ability to provide technical leadership and work effectively in a government/DoD support environment.

Nice to have

• Relevant Cisco certifications, such as CCNP, CCIE, or Cisco security-focused credentials.
• Experience supporting DoD or federal government network infrastructures, including classified environments.
• Familiarity with network security best practices, zero-trust concepts, and related tools.
• Additional experience with network monitoring, automation, or related engineering tools.

Culture & Benefits

• Full-time work supporting secure government and defense environments.
• Work is based on contract and task-order requirements in a secure DoD setting.
• Collaboration with cross-functional teams is required to meet operational, performance, and security requirements.