Top Secret cleared Sr Network Engineer

Our client, with locations in Aurora, Colorado Springs and Boulder, CO, is currently in need of a Top Secret cleared Sr Network Engineer for a 15 month contract. The project should renew annually from there. The position is 100% onsite with 75% in Aurora and the remaining 25% spent in Colorado Springs and Boulder. The consultant will work onsite in support of Cisco and Dell network infrastructure design, performance tuning and day to day operations.

Responsibilities:

• Monitor and manage customer network infrastructure and performance.
• Review system/network log files.
• Generate routine operational and capacity reports.
• Support capacity planning and disaster recovery design efforts.
• Troubleshoot and isolate network incidents; coordinate service restoration.
• Open and manage service requests with vendors on behalf of the customer.
• Participate in root cause analysis and continuous problem management.
• Assist with software and firmware lifecycle management.
• Execute approved network change requests and maintain compliant documentation.
• Support and monitor network migration activities.
• Recommend operational improvements and implement best practices.
• Provide performance tuning guidance across the network environment.
• Partner with customer technical leadership to review system health and future architecture plans.
• Perform incremental network and host configuration beyond initial deployment.
• Deliver knowledge transfer on new technologies, SOPs, and administrative processes.
• Assist with creation and updates of runbooks and operational documentation.
• Review IT processes (incident, change, capacity, backup) for optimization opportunities.
• Provide technology recommendations and address customer skill gaps through targeted training.

Required Skills:

• Active DoD Top Secret clearance and SCI eligibility
• Ability to work onsite, with 75% in Aurora and the remaining 25% spent in Colorado Springs and Boulder, CO
• Deep expertise with Cisco IOS, IOS-XE, NX OS, including routing, switching, ACLs, QoS, VLANs, and STP.
• Strong hands on experience with Dell Networking OS10/FTOS for data center switching and fabric operations.
• Familiarity with data center technologies such as virtualization networking, storage networking, and ToR/aggregation switching.
• Experience managing L2/L3 architectures, spine/leaf designs, VLT, vPC, and high availability network topologies.
• Ability to perform firmware/software upgrades across Cisco and Dell platforms with proper change controls.
• Skilled in network troubleshooting using CLI, packet captures, syslogs, and performance monitoring tools.
• Strong understanding of network security (ACLs, port security, TACACS/RADIUS, segmentation).
• Expertise in creating and maintaining network documentation, runbooks, and SOPs.
• Ability to provide knowledge transfer and coach customer teams on operational practices.
• Experience in BGP, OSPF, EIGRP, and multicast networking across mixed vendor environments.

ClearBridge Technology Group is an Equal Opportunity Employer.
We offer excellent benefits and compensation packages.
The expected hourly rate range for this role is: $75 - 95 per hour
The posted range is an estimate, the actual compensation offer will be based on the candidate's experience, skills, qualifications and will be in line with internal equity.