Cisco ACI (Hybrid)

Job Title: Senior Network Engineer Cisco ACI (Hybrid)

Location: Rosemead, CA (Hybrid Onsite Tuesdays & Wednesdays)

Duration:12 Months
Role Overview:
We are seeking an experienced Senior Network Engineer with deep expertise in Cisco ACI (Application Centric Infrastructure) to design, implement, and maintain complex on-premises network solutions. The ideal candidate will have extensive experience in data center networking, software-defined networking (SDN), and operational technology (OT) environments. This role involves working closely with IT teams to ensure network performance, security, and scalability in a critical infrastructure setting.
Responsibilities:

• Design, deploy, and maintain Cisco ACI-based network solutions in a data center and OT environment.
• Configure and optimize ACI policies, tenants, VRFs, bridge domains, and endpoint groups (EPGs).
• Implement network segmentation, security policies, and automation workflows within ACI.
• Integrate ACI with external networks while ensuring on-prem connectivity and grid stability.
• Monitor network performance, troubleshooting issues, and implement improvements.
• Work with automation tools such as Ansible, Terraform, or Python for network orchestration.
• Collaborate with cross-functional IT and OT teams to support critical applications and business initiatives.
• Maintain detailed network documentation, including diagrams, procedures, and policies.
• Stay updated with the latest Cisco ACI advancements and industry best practices.
• Provide mentorship and technical guidance to junior engineers.

Qualifications:

• Bachelor s degree in computer science, Information Technology, or a related field.
• 7 years of experience in network engineering with at least 3 years focused on Cisco ACI.
• Strong knowledge of networking protocols, including BGP, OSPF, EIGRP, VXLAN, and MPLS.
• Hands-on experience with Layer 2 and Layer 3 network configurations within ACI.
• Proficiency in Cisco Nexus switches, firewalls, and load balancers.
• Experience with network automation tools (Python, Ansible, Terraform, REST APIs).
• Strong troubleshooting skills with tools like Wireshark, TCPDump, or Splunk.
• Cisco certifications such as CCNP, CCIE (preferred), or Cisco ACI Specialist.

Preferred Skills:

• Experience with microsegmentation and Zero Trust security models.
• Familiarity with industrial control systems (ICS) and SCADA networking.
• Knowledge of ITIL best practices for incident and change management.
• Understanding of network resiliency in operational technology environments.