Network Engineer (TS/SCI w/ Poly)
Summary
Network engineer who builds, maintains, and secures mission-critical enterprise data center infrastructure on Cisco IOS/NX-OS — routing, switching, VLANs, and network security — within an Agile team modernizing a customer's hybrid cloud platform. 100% on-site in Chantilly, VA; active TS/SCI with polygraph is mandatory.
Chantilly, VA 20151
JTEC Consulting LLC focuses on successfully delivering solutions to meet our clients’ most critical needs. Our founding members have decades of experience delivering a wide range of solutions to Air Force and DoD clients. We are a Veteran-Owned Small Business dedicated to bridging complex operational challenges with modern data solutions.
Location Note: 100% On-Site
Relocation: Relocation support for candidates outside the commuting area will be considered
Position Description:
(Responsibilities include but may not be limited to:)
- Data Center Operations: Manage, configure, and maintain mission-critical data center network infrastructure running Cisco IOS and Cisco NX-OS platforms
- Network Segmentation and Routing: Design, deploy, and troubleshoot complex Layer 2 and Layer 3 architectures, including VLANs, advanced routing protocols (OSPF, BGP, EIGRP), and access control lists (ACLs)
- Security and Compliance: Implement and uphold robust network security policies, segmentation, and perimeter controls across secure environments
- Hybrid Cloud Transformation: Collaborate with agile cross-functional engineering teams to integrate on-premises data center networking with hybrid cloud architectures
- Optimization and Performance Tuning: Monitor network health, diagnose throughput and latency bottlenecks, and execute configuration tuning to optimize network traffic processing
- Implementation and Deployment: Lead hardware provisioning, baseline configurations, operating system upgrades, and rollout of new network solutions with minimal service disruption
- Documentation and Standards: Maintain comprehensive network topology diagrams, standard operating procedures (SOPs), and change-management documentation
- U.S. citizenship
- Current TS/SCI with agency-specific polygraph required for consideration
- Bachelor’s degree in Computer Science, Information Systems, or a related technical discipline (equivalent years of direct experience may be considered in lieu of a degree)
- 5+ years of dedicated hands-on experience configuring and administering Cisco IOS and/or Cisco NX-OS within enterprise data center environments
- Effective written and verbal communication skills to work as part of a collaborative, cross-functional team
- Demonstrated expertise in configuring and troubleshooting VLANs, trunking, subnets, and inter-VLAN routing
- In-depth practical knowledge of dynamic routing protocols and network security implementations
- Demonstrated track record leading enterprise Cisco implementations, infrastructure migrations, and network operations management
- Experience working within Agile/Scrum delivery models
- Demonstrated ability to troubleshoot issues independently while partnering effectively with multidisciplinary systems, cloud, and security teams
- Data Center Architecture: Direct experience configuring Top-of-Rack (ToR) switch deployments and data center fabric topologies
- Storage Networking: Familiarity with Storage Area Network (SAN) configuration, including Fibre Channel, FCoE, or iSCSI environments
- Cloud and Automation: Exposure to hybrid cloud connectivity (AWS Direct Connect, Azure ExpressRoute) and network automation scripting (Python, Ansible)
- Certifications: Active Cisco certifications (CCNP Enterprise, CCNP Data Center, or CCIE) are highly desirable
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Salary:
JTEC offers competitive compensation and benefits to all employees. Salary ranges are advertised based on good faith estimates at the time of posting and indicating pay that JTEC anticipates for successful applicants. The estimated salary range displayed in this posting is dependent upon position requirements, individual qualifications, education, experience, location, and other job-related factors. Our recruiting team will review candidates' related experience and desired salary targets during the evaluation process. All qualified candidates will be considered.