Senior L3 Network Engineer
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CTI Consulting
Durham, NC, US
Summary
Provide L3 support and design for enterprise, data center, cloud, and manufacturing network environments. Lead network modernization initiatives and resolve major incidents across Cisco and Palo Alto infrastructure.
Job Description
About This Opportunity
CTI Staffing is partnering with a leading consumer products organization to find a Senior Network Engineer for their infrastructure team based in Durham, NC (hybrid, 3 days onsite).
This team supports enterprise, data center, cloud, and manufacturing network environments across a large, complex organization. You'll be the senior technical voice on network design and security, working across Cisco infrastructure, Palo Alto security, SD-WAN, and multi-cloud connectivity, with exposure to industrial/OT networking supporting manufacturing operations.
What You'll Do
- Provide L3 support across enterprise, data center, cloud, and manufacturing network environments
- Design, deploy, and maintain Cisco routing and switching infrastructure using advanced protocols (BGP, OSPF, EIGRP, MPLS)
- Administer Palo Alto Next-Generation Firewalls, Panorama, and GlobalProtect, including NAT and security policy management
- Design and support SD-WAN solutions across enterprise and hybrid environments
- Design and support cloud networking across Azure, AWS, and GCP
- Support operational technology (OT) networks, including manufacturing and industrial systems
- Perform root cause analysis and lead major incident resolution for network outages
- Develop network automation using Terraform, Ansible, and infrastructure-as-code practices
Requirements
What You Bring
Must-Have:
- 10+ years of enterprise network engineering experience
- Deep hands-on experience with Cisco routing and switching (Catalyst, Nexus, ISR, ASR)
- Hands-on administration of Palo Alto Strata firewalls, Panorama, and GlobalProtect
- SD-WAN deployment experience (Cisco Viptela or similar platform)
- Multi-cloud networking experience across Azure, AWS, or GCP
- Strong background in BGP, OSPF, EIGRP, and MPLS routing protocols
- Network security and Zero Trust implementation experience
- Exposure to OT/industrial networking (SCADA, PLC, or MES environments)
Nice-to-Have:
- CCNP or PCNSE certification
- Network automation experience with Terraform or Ansible
- Experience with enterprise monitoring/security tools (Wireshark, SolarWinds, ThousandEyes, Splunk)
- VMware virtualization/storage project experience
Technical Environment:
- Cisco routing and switching, Palo Alto Strata/Panorama, SD-WAN platforms
- Azure, AWS, GCP networking
- Terraform, Ansible, Python-based network automation
What Success Looks Like:
- Owning network modernization initiatives across enterprise, cloud, and OT environments within the first 90 days
- Leading root cause analysis on major network incidents with minimal escalation support
- Contributing automation that reduces manual network operations tasks
CTI is a prominent security consulting, planning, and design corporation. CTI’s security experts, specialists, and engineers have provided high tech security and operational/programmatic solutions for federal, state, and city governments, major corporations, and the aviation industry since 1986. CTI is a woman, minority owned corporation certified by the US Small Business Administration and the US Department of Transportation as a Small Disadvantaged Business Enterprise. Headquartered in Germantown, Maryland, CTI has regional offices in Houston, TX, Austin, TX and Chicago, IL.
CTI has extensive and comprehensive knowledge and experience in all areas of security, including vulnerability assessments, training, counterterrorism support, design of security systems, and emergency plan development. CTI’s experience, professionalism and dedication to customer service is evident by the many multi-year projects awarded to the firm.
CTI does not represent any security equipment or products, nor does it have any alliances with manufacturers or vendors offering products or services, which ensures our objectivity and provides our clients with the assurance that our only goal is total client satisfaction and the successful completion of all project tasks.
Founded
1986
Company size
11-50 employees
Industry
Public Safety
Org type
Privately Held
Headquarters
Germantown, MD
CTI is a prominent security consulting, planning, and design corporation. CTI’s security experts, specialists, and engineers have provided high tech security and operational/programmatic solutions for federal, state, and city governments, major corporations, and the aviation industry since 1986. CTI is a woman, minority owned corporation certified by the US Small Business Administration and the US Department of Transportation as a Small Disadvantaged Business Enterprise. Headquartered in Germantown, Maryland, CTI has regional offices in Houston, TX, Austin, TX and Chicago, IL.
CTI has extensive and comprehensive knowledge and experience in all areas of security, including vulnerability assessments, training, counterterrorism support, design of security systems, and emergency plan development. CTI’s experience, professionalism and dedication to customer service is evident by the many multi-year projects awarded to the firm.
CTI does not represent any security equipment or products, nor does it have any alliances with manufacturers or vendors offering products or services, which ensures our objectivity and provides our clients with the assurance that our only goal is total client satisfaction and the successful completion of all project tasks.
Founded
1986
Company size
11-50 employees
Industry
Public Safety
Org type
Privately Held
Headquarters
Germantown, MD
