Role- Sr. Micro-Segmentation LAN Network Engineer
Location- Plano, TX
Duration- Long Term
Position Summary:
We are seeking a highly skilled Micro-Segmentation LAN Engineer to support the design, deployment, and ongoing reliability of secure, segmented LAN infrastructure across the enterprise environment. This hybrid role serves as a key technical resource and liaison between IT, security, network engineering, and business stakeholders to ensure segmentation solutions are delivered securely, efficiently, and with minimal disruption to operations. The ideal candidate is a hands-on network professional with strong enterprise networking and segmentation experience, proven ability to design and implement policy-based network access controls, and a collaborative approach to supporting both technical teams and non-technical stakeholders.
Essential Functions:
Description / Essential Functions:
Serve as the technical lead for LAN micro-segmentation initiatives
Partner with IT, security, network engineering, and business teams to support segmentation requirements and project delivery
Lead the deployment, commissioning, and ongoing support of micro-segmentation and LAN network infrastructure
Support the design and implementation of secure, resilient network architectures across enterprise LAN environments
Ensure segmentation and access-control requirements are incorporated into network solutions, including policy-based segmentation, VLAN design, and access control practices
Troubleshoot and resolve complex network issues impacting segmented LAN environments
Provide escalation support for network incidents and coordinate issue resolution with internal teams and vendors as needed
Assist with network standards, implementation practices, and documentation for micro-segmentation deployments
Mentor and train local IT support teams on segmentation fundamentals and troubleshooting
Contribute to project planning, cutovers, maintenance activities, and operational readiness
Collaborate with stakeholders to translate business requirements into effective, segmented network solutions
Technology Scope:
Candidates should have experience with a broad mix of enterprise LAN and segmentation technologies, including:
Enterprise LAN/WAN networks
Network segmentation and secure network design (micro-segmentation, policy-based access)
Firewalls and secure connectivity
VLANs, routing, switching, and redundancy
Network monitoring and troubleshooting
Wireless networking
High availability network design
Software-defined segmentation and access platforms (e.g., Cisco ACI, SDA, ISE)
Remote access and secure support patterns
Requirements
Minimum Qualification:
Required Education & Experience:
Bachelor's degree in computer science, information technology, electrical engineering, or a related field preferred or equivalent experience
10+ years of progressive network engineering experience
Strong knowledge of enterprise networking and secure, segmented network design
Cisco IOS - implementation experience
Cisco ACI - implementation experience
Cisco Catalyst Center (formerly DNA Center / DNAC) - implementation and use experience
Wireless - implementation experience
Demonstrated ability to support operations and collaborate across IT and cross-functional teams
Experience troubleshooting complex network issues in high-availability environments
Strong communication and interpersonal skills, with the ability to work effectively with technical and non-technical stakeholders and build strong business relationships
Experience supporting deployments, maintenance windows, cutovers, and operational support activities
Ability to train and mentor support personnel and operational teams
Strong ownership mindset and ability to drive tasks through completion
Preferred Qualifications:
Cisco SDA - implementation and support experience
Firewall experience of any type
Cisco ISE - experience of any type
WAN - experience of any type
Infoblox (or a comparable tool) - experience using it for static IP and DHCP reservations
Private Cellular - experience of any type
ServiceNow - experience using this tool
Monitoring Tools - experience designing or configuring monitoring alerts for Operations
Certifications such as CCNA, CCNP, CISSP, or other networking/security credentials
Experience developing network standards, deployment procedures, or architecture guidance for segmented LAN environments
Position Type/Expected Hours of Work:
Hybrid work environment (Plano, TX) - onsite presence required to support deployments, change windows, and in-person collaboration; remote otherwise
Contract-to-hire position
Schedule: Willing to work off hours as needed to support implementations during approved change windows.
Travel:
This position requires up to 10% travel
