Network Engineer (Journeyman)

DecisionPoint Corporation seeks Journeyman Network Engineers to support data-center networking and infrastructure modernization for the USMEPCOM ENLIST program. The role maintains and troubleshoots Cisco Nexus and ACI environments, supports network installations and refreshes, and helps restore services during outages and relocation cutovers.

Responsibilities:

• Configure, maintain, monitor, and troubleshoot Cisco Nexus data-center switching environments
• Support Cisco Application Centric Infrastructure fabrics and approved policy-based network configurations
• Assist with configuration and maintenance of Application Policy Infrastructure Controllers, tenants, virtual routing and forwarding instances, bridge domains, endpoint groups, contracts, and external connectivity
• Support software-defined networking configurations across data-center network infrastructure
• Install, configure, maintain, refresh, and troubleshoot top-of-rack switches, data-center switches, network appliances, and related connectivity
• Support physical and logical connectivity among servers, storage platforms, virtualization environments, appliances, cloud services, and enterprise networks
• Configure and troubleshoot VLANs, trunks, port channels, virtual port channels, routing, access controls, and redundant network paths
• Support network architecture, integration, implementation, testing, troubleshooting, and performance-analysis activities
• Gather and document technical requirements for network installations, data-center connectivity, equipment refreshes, and relocation activities
• Assist with development of implementation procedures, migration plans, cutover plans, validation steps, rollback procedures, and outage contingencies
• Execute approved network installations, configuration changes, equipment refreshes, and hardware replacements
• Support relocation cutovers involving network equipment and associated infrastructure at USMEPCOM and MEPS locations
• Perform equipment staging, configuration validation, connectivity testing, implementation, and post-cutover verification
• Coordinate with cabling personnel on rack layouts, patching, fiber, copper cabling, network drops, and equipment interconnections
• Support site surveys and update physical and logical network diagrams, rack layouts, as-built documentation, and equipment inventories
• Test network devices and configurations before installation in production environments
• Apply approved firmware, operating-system, vendor, security, and configuration updates to network devices
• Configure network devices in accordance with applicable security requirements and DISA Security Technical Implementation Guides
• Monitor network availability, utilization, performance, capacity, faults, interfaces, and data-center connectivity
• Troubleshoot Layer 2, Layer 3, fabric, switching, routing, latency, packet-loss, and connectivity issues
• Support WAN, LAN, circuit, SD-WAN, firewall, VPN, wireless, and cloud-connectivity troubleshooting when issues affect data-center services
• Participate in Outage Response Team activities involving network degradation or service outages
• Support technical diagnosis, restoration, workarounds, corrective actions, and root-cause analysis
• Coordinate technical escalation with senior network engineers, Cisco, DISA, telecommunications providers, equipment vendors, and other external support organizations
• Support remote MEPS and other locations with router, circuit, firewall, VPN, ISP, cloud-service, and network-connectivity issues
• Follow approved incident, change, configuration, release, and service-transition processes
• Maintain network configurations, implementation records, change documentation, test results, troubleshooting procedures, and technical knowledge articles
• Identify recurring network issues, performance constraints, configuration problems, and potential points of failure
• Escalate complex technical issues, operational risks, and proposed network changes to senior engineering personnel

Requirements:

• Active Secret clearance or higher
• Bachelor's degree in Information Technology, Networking, Computer Science, Engineering, or a related field
• Between 3 and 7 years of relevant network engineering, network administration, data-center networking, or enterprise infrastructure experience
• Current Cisco Certified Network Professional certification
• Hands-on experience supporting Cisco Nexus switches and Cisco Application Centric Infrastructure
• Experience supporting ACI tenants, VRFs, bridge domains, endpoint groups, contracts, Application Policy Infrastructure Controllers, and external network connectivity
• Experience with software-defined networking and policy-based data-center network architectures
• Experience configuring top-of-rack switches, virtual port channels, port channels, VLANs, trunks, routing, and redundant network paths
• Experience supporting data-center connectivity among compute, storage, virtualization, cloud, security, and network platforms
• Experience supporting network installations, hardware refreshes, migrations, maintenance activities, and relocation cutovers
• Experience executing method-of-procedure documents, implementation plans, test plans, rollback procedures, and cutover checklists
• Experience supporting network-related outages, service restoration, vendor escalation, and root-cause analysis
• Knowledge of Cisco routing and switching technologies, including EIGRP, OSPF, BGP, VLAN routing, and Quality of Service
• Experience supporting WAN, LAN, SD-WAN, circuits, firewalls, VPNs, wireless infrastructure, load balancers, and cloud connectivity
• Experience with network-monitoring, configuration-management, performance-management, and observability platforms
• Experience applying DISA STIGs or supporting DoD RMF, ATO, IAVA, CND Directive, and POA&M requirements
• Experience maintaining network diagrams, rack layouts, as-built documentation, equipment inventories, and configuration records
• Familiarity with structured cabling, patch panels, fiber connectivity, inside-plant infrastructure, and network-drop planning
• Additional certifications such as CCNP Data Center, CCNP Enterprise, CCNP Security, CompTIA Security+, or equivalent credentials
• ITIL Foundation or higher certification
• Experience working in a federal or Department of Defense network environment
• Strong troubleshooting, analytical, documentation, change-management, and team-collaboration skills