Mobile Core Network Engineer Jobs in Virginia (NOW HIRING)

Network Engineer supporting hybrid infrastructure. Manages routing, switching, firewalls,VPN,SD-WAN,andnetwork security;supports monitoring, troubleshooting, resiliency, and secure connectivity. 
Local Candidates strongly preferred 

Position Overview
The Virginia Office of the Attorney General (OAG) seeks a Network Engineer to support and maintain a secure, stable, and high-performing enterprise network environment. This role is responsible for administering and troubleshooting core networking infrastructure across multiple office locations, data centers, and remote access environments.
The Network Engineer is a hands-on technical role responsible for routing, switching, firewalls, VPN connectivity, wireless infrastructure, and network resiliency. The position works under the direction of the Director of Infrastructure & Operations and collaborates with Infrastructure, Information Security, End User Services, Application/Data Services, vendors, and service providers.
This role emphasizes operational discipline, secure network design, structured change management, and reliable service delivery within a government environment.
Key Responsibilities
Network Infrastructure Administration

• Administer enterprise routing and switching infrastructure
• Configure and maintain LAN, WAN, wireless, and remote access environments
• Support hybrid MPLS and SD-WAN connectivity across multiple locations
• Maintain network availability, resiliency, and performance

Firewall & Secure Connectivity Management

• Administer firewalls, VPN solutions, and secure remote connectivity
• Implement and maintain network segmentation and access controls
• Support secure connectivity for cloud and hybrid environments
• Coordinate firewall rule changes and network security updates

Monitoring & Troubleshooting

• Monitor network health, utilization, and performance
• Respond to outages, connectivity issues, and infrastructure incidents
• Perform network troubleshooting across routing, switching, wireless, and VPN environments
• Conduct root cause analysis and implement corrective actions

Security & Compliance Support

• Support implementation of network security controls and standards
• Collaborate with the Information Security Office on vulnerability remediation and risk reduction
• Assist with logging, monitoring, and audit activities
• Support secure configuration and hardening practices

Change Management & Operations

• Execute network changes through defined change management processes
• Validate planned changes and maintain rollback procedures
• Participate in maintenance windows and operational planning
• Maintain network documentation and diagrams

Vendor & Carrier Coordination

• Coordinate with telecommunications providers and vendors
• Support circuit provisioning, troubleshooting, and escalations
• Assist with hardware lifecycle and support renewals

Cross-Team Collaboration

• Partner with Systems Administration on infrastructure dependencies
• Coordinate with End User Services regarding user-impacting network issues
• Support Application/Data teams with connectivity and performance needs
• Communicate operational risks and system impacts to leadership

Required Qualifications

• Experience administering enterprise network environments
• Strong knowledge of routing and switching concepts
• Experience with firewalls, VPNs, and secure remote access
• Experience troubleshooting network connectivity and performance issues
• Familiarity with wireless networking technologies
• Understanding of structured operational and change management processes

Preferred Qualifications

• Experience with Cisco networking technologies
• Experience with SD-WAN and hybrid network environments
• Experience in government or regulated environments
• Familiarity with network monitoring and logging tools
• Knowledge of security frameworks such as NIST
• Relevant certifications such as CCNA or CCNP

Knowledge, Skills, and Abilities

• Strong troubleshooting and analytical skills
• Ability to manage multiple operational priorities
• Effective written and verbal communication skills
• Ability to work collaboratively across technical teams
• Focus on reliability, security, and operational consistency

Working Conditions

• Office-based environment
• Occasional after-hours support for maintenance or incident response
• Limited travel between office locations may be required

Additional Information
This position supports the agency’s core network infrastructure and plays a critical role in ensuring secure and reliable connectivity for agency operations. The Network Engineer operates within established governance and operational processes to support stability, resiliency, and risk reduction across the enterprise environment.

SkillRequired / DesiredAmountof ExperienceRouting and switchingRequired5YearsTCP/IP networkingRequired5YearsVLAN configurationRequired3YearsVPN administrationRequired3YearsFirewall administrationRequired4YearsWireless networking administrationRequired3YearsNetwork troubleshootingRequired5YearsLAN/WAN supportRequired4YearsSD-WAN supportRequired2YearsNetwork monitoring toolsRequired3YearsDNS fundamentalsRequired3YearsNetwork performance analysisRequired3YearsCisco networking technologiesRequired4YearsRemote access technologiesRequired3YearsCircuit troubleshootingRequired3YearsCarrier/vendor coordinationRequired2YearsNetwork resiliency conceptsRequired2YearsHigh availability conceptsRequired2YearsNetwork documentation/diagrammingRequired2YearsNetwork segmentationRequired2YearsFirewall rule managementRequired3YearsSecure remote connectivityRequired3YearsAccess control conceptsRequired2YearsVulnerability remediation supportRequired2YearsSecurity incident supportRequired1YearsChange management executionRequired2YearsMaintenance window coordinationRequired2YearsIncident response participationRequired2YearsRoot cause analysisRequired2YearsStructured troubleshooting methodologyRequired4YearsCommunication and collaborationRequired3YearsOperational disciplineRequired3YearsIndependent work capabilityRequired3YearsPrioritization under pressureRequired3YearsBGPDesired2YearsDynamic routing protocolsDesired3YearsAdvanced firewall administrationDesired3YearsCisco ASA or NGFW experienceDesired2YearsSD-WAN design/optimizationDesired2YearsQoS configurationDesired2YearsAzure networkingDesired1YearsHybrid cloud networkingDesired1YearsZero Trust networking conceptsDesired1YearsSIEM/network logging integrationDesired1YearsIDS/IPS familiarityDesired1YearsGovernment IT experienceDesired2YearsMulti-site enterprise experienceDesired3

Years