Network Engineer; Senior

DecisionPoint seeks a Senior Network Engineer to support data-center networking, software-defined networking, enterprise connectivity, infrastructure modernization, and outage restoration for the USMEPCOM ENLIST program.

The Network Engineer will provide hands-on engineering support for Cisco Nexus and Application Centric Infrastructure environments, software-defined networking, top-of-rack switching, and data-center connectivity. This role will support network installations, technology refreshes, maintenance activities, service outages, and equipment-relocation cutovers.

The successful candidate will work with network leadership, infrastructure teams, cybersecurity personnel, Government stakeholders, vendors, and the Outage Response Team to maintain secure, reliable, and resilient network services.

This is a hybrid position based in N. Chicago, Illinois. The role may require after-hours availability during outages, maintenance windows, installations, equipment refreshes, and relocation cutovers.

Note: By applying to this position, you acknowledge and consent to having your resume included in an active competitive government contract bid.

The Network Engineer will:

• Engineer, configure, maintain, and troubleshoot Cisco Nexus data-center switching environments.

• Support Cisco Application Centric Infrastructure fabrics and associated policy-based network configurations.

• Configure and support 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 planning, integration, implementation, testing, and performance analysis.

• Gather and document technical requirements for data-center connectivity, network installations, equipment refreshes, and relocation activities.

• Develop implementation procedures, migration plans, cutover plans, validation steps, rollback procedures, and outage contingencies.

• Execute approved network installations, technology refreshes, configuration changes, and equipment replacements.

• Support relocation cutovers for network equipment and associated infrastructure at USMEPCOM and MEPS locations.

• Coordinate pre-cutover preparation, equipment staging, configuration validation, connectivity testing, implementation, and post-cutover verification.

• Support the physical relocation of network equipment and related supplies to new or modified facilities.

• Coordinate with cabling personnel on rack layouts, patching, fiber, copper cabling, network drops, and equipment interconnections.

• Support site surveys and maintain accurate 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, performance, utilization, capacity, faults, interfaces, and data-center connectivity.

• Diagnose and resolve complex 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.

• Provide technical diagnosis, corrective actions, workarounds, restoration support, and root-cause-analysis input.

• Coordinate technical escalation and troubleshooting with Cisco, DISA, telecommunications providers, equipment vendors, cloud providers, and other external support organizations.

• Support remote locations with network connectivity, router, circuit, firewall, VPN, ISP, and cloud-service issues.

• Follow approved incident, change,…