Senior Network Engineer, Cisco ACI/SDN (TS/SCI Cleared)

IPSecure, Inc.; San Antonio (TX); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Medical, Dental, Vision

Unlimited Vacation

Paid Federal Holidays

Education and Certification Reimbursed

401(k) retirement plan with match

Prepaid Legal Plan

Identity Protection Plan

Accident Insurance

Critical Illness Insurance

Hospital Indemnity Insurance

Job summary

IPSecure, Inc. seeks a Cybersecurity Network Engineer to design, integrate, and secure advanced network infrastructure in a lab-based engineering environment. You will work with Cisco ACI, SDN, and modern virtualization to ensure secure deployment prior to production.

The role emphasizes hands‑on configuration, troubleshooting, and validation of architectures with APIC controllers, leaf/spine, VRFs, and contracts, ensuring robust security and segmentation across domains.

Qualifications

• Active TS/SCI clearance is required.
• Education and certifications align with the role (B.S. or equivalent).
• Hands-on experience with Cisco ACI, SDN, and enterprise networks is essential.

Responsibilities

• Design, configure, and troubleshoot enterprise network infrastructure in lab/test environments.
• Engineer Cisco ACI architectures (APIC, leaf/spine, tenants, VRFs).
• Support SDN technologies and network automation to centrally manage networks.
• Configure and troubleshoot Cisco routers, switches, and firewalls.
• Develop IP addressing plans, VLANs, and network segmentation strategies.
• Implement Zero Trust and defense‑in‑depth networking across environments.

Skills

Cisco ACI

SDN

Cisco routing & switching

Enterprise firewalls

IP addressing & subnetting

Network segmentation

Virtualization technologies

ACI APIC administration

Education

Bachelor's degree in IT / CS / Cybersecurity / Information Systems or related field

Security+ and CCNA certifications

Tools

Cisco APIC

ACI leaf/spine

VRFs

BDs (Bridge Domains)

Job description

IPSecure, Inc. seeks a Cybersecurity Network Engineer to design, integrate, and secure advanced network infrastructure in a lab-based engineering environment. You will work with Cisco ACI, SDN, and modern virtualization to ensure secure deployment prior to production.

The role emphasizes hands‑on configuration, troubleshooting, and validation of architectures with APIC controllers, leaf/spine, VRFs, and contracts, ensuring robust security and segmentation across domains.