Sr. Micro-Segmentation LAN Network Engineer

Orangepeople•Plano, TX

10h•Hybrid

About The Position

The Sr. Micro-Segmentation LAN Network Engineer supports the design, deployment, and ongoing reliability of secure, segmented LAN infrastructure across enterprise environments. This hybrid role is a technical resource and liaison among IT, security, network engineering, and business stakeholders. The engineer delivers segmentation solutions securely, efficiently, and with minimal disruption to operations, and translates business requirements into effective segmented network solutions. The role leads micro-segmentation initiatives and deployment, commissioning, and support of LAN network infrastructure. It supports secure, resilient network architecture and incorporates policy-based segmentation, VLAN design, and access-control practices. The engineer troubleshoots complex issues, provides escalation support, coordinates resolution with internal teams and vendors, contributes to standards and documentation, and trains local support teams. The role also contributes to project planning, cutovers, maintenance, operational readiness, team discussions, peer reviews, knowledge-base content, and status reporting. The technology scope includes enterprise LAN/WAN, micro-segmentation and policy-based access, firewalls, VLANs, routing, switching, redundancy, monitoring, wireless, high availability, software-defined segmentation and access platforms such as Cisco ACI, SDA, and ISE, as well as remote access and secure support patterns.

Requirements

10+ years of progressive network engineering experience.
Bachelor's degree in computer science, information technology, electrical engineering, or a related field preferred, or equivalent 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, including the ability to work with technical and non-technical stakeholders and build 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.

Nice To Haves

Cisco SDA implementation and support experience.
Firewall experience of any type.
Cisco ISE experience of any type.
WAN experience of any type.
Experience using Infoblox or a comparable tool for static IP and DHCP reservations.
Private Cellular experience of any type.
Experience using ServiceNow.
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 a segmented LAN environment.

Responsibilities

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 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.
Incorporate segmentation and access-control requirements into network solutions, including policy-based segmentation, VLAN design, and access-control practices.
Troubleshoot and resolve complex network issues affecting segmented LAN environments.
Provide escalation support for network incidents and coordinate 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.
Participate in OP monthly team meetings and team-building efforts.
Contribute to OP technical discussions and peer reviews.
Contribute content and collaborate via the OP-Wiki/Knowledge Base.
Provide status reports to OP Account Management as requested.