Senior Network Engineer

Pearce is seeking talented and motivated candidates for the Senior Network Engineer role, responsible for the design, implementation, administration, maintenance, and optimization of enterprise network infrastructure supporting global data center, cloud, campus, and branch environments. Provides advanced engineering expertise across routing, switching, cloud networking platforms, security, wireless, SDWAN, network segmentation, and load balancing. Serves as a technical lead for complex infrastructure initiatives, ensuring high availability, scalability, security, and operational excellence across all network services. This hybrid role requires two days per week in a Dallas-area office. Candidates currently based in the Dallas area are preferred; relocation assistance is not available.

Key Responsibilities

• Design, deploy, and support enterprise network infrastructure utilizing Cisco Nexus, Catalyst, ASR, ISR, Meraki, and Juniper/HPE networking platforms to include Mist.

• Support cloud networking infrastructure across Microsoft Azure, AWS, and Google Cloud Platform (GCP), including network security, load balancing, connectivity, and hybrid-cloud integration.

• Configure and maintain advanced routing and switching environments using BGP, OSPF, EIGRP, RPVST+, VPC, and other enterprise networking protocols.

• Deploy and support Palo Alto firewalls, VPN technologies, IDS/IPS solutions, URL filtering, Layer 7 security policies, and Zero Trust security architectures.

• Engineer and manage Network Access Control (NAC) solutions utilizing Cisco ISE, Forescout, and 802.1X authentication for enterprise segmentation and policy enforcement.

• Manage enterprise wireless infrastructure including Cisco and Juniper Wireless LAN Controllers (WLCs), access points, RF optimization, roaming services, and wireless security.

• Configure and maintain F5 load balancing platforms including LTM, GTM, APM, and application delivery services to ensure application availability and performance.

• Administer IPAM, DNS, DHCP, certificate services, and related network management platforms.

• Design, implement, and maintain WAN and SDWAN solutions including MPLS, DIA, VPLS/EVC, DWDM, and cloud connectivity services.

• Administer and optimize Cisco ACI software-defined networking (SDN) environments to improve network scalability, segmentation, and automation.

• Monitor network performance and capacity using NetFlow, SNMP, Syslog, IP SLA, packet capture tools, and other network monitoring solutions.

• Perform advanced troubleshooting and root cause analysis across network, cloud, security, and application delivery environments.

• Develop automation and scripting solutions to streamline network provisioning, monitoring, configuration management, and operational processes.

• Lead infrastructure projects from design through implementation, coordinating with project managers, vendors, security teams, and business stakeholders.

• Create and maintain network diagrams, engineering standards, operational procedures, and technical documentation.

• Provide mentorship and technical guidance to junior engineers and network operations personnel.

• Participate in incident management, change management, capacity planning, and technology lifecycle management activities.

• Evaluate emerging technologies and provide recommendations to improve reliability, performance, security, and operational efficiency.

Qualifications

• 8+ years of progressive experience in enterprise network engineering and infrastructure operations.

• Expert knowledge of Cisco and Juniper routing, switching, and data center technologies, including Cisco ACI, Nexus, Catalyst, ASR, and ISR platforms as well Juniper Mist.

• Strong experience with Palo Alto firewalls, IPS/IDS technologies, VPN solutions, and network security architecture.

• Experience designing and supporting SDWAN, WAN, cloud networking, and enterprise segmentation solutions.

• Working knowledge of Azure, AWS, and GCP networking services and hybrid-cloud architectures.

• Experience with Cisco ISE, NAC technologies, wireless networking, F5 load balancing, and network monitoring tools.

• Strong analytical, troubleshooting, documentation, and communication skills.

• Bachelor’s degree in information technology, Computer Science, Engineering, or equivalent professional experience.

• Industry certifications such as CCNP, CCIE, PCNSE, Azure Network Engineer, AWS Advanced Networking, or equivalent preferred.

Core Technologies

Cloud Networking Azure, AWS, GCP, Cisco ACI, Nexus 9000/7000/5000, Catalyst 9000, ASR, ISR, Catalyst 8000, Cisco Meraki, Juniper Mist, Palo Alto, Cisco ISE, Forescout, NAC, Zero Trust, SASE, VPN, IDS/IPS, BGP, OSPF, EIGRP, MPLS, VPLS, SDWAN, F5 LTM/GTM/APM, DNS, DHCP, IPAM, NetFlow, SNMP, Syslog, and Wireless LAN Controllers.