Network Security Architect

SAIC-posted 11 days ago

Full-time • Mid Level

Onsite • Santa Ana, CA

5,001-10,000 employees

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SAIC is looking for a Network Architect that supporting the OCSD and the mission of enhancing Network Infrastructure by designing and implementing various technologies such as SDWAN (Cisco, Palo Alto, Versa, etc.), Cisco ACI, Cisco SDA, Leaf and Spine technology for data center networking. A high-level understanding of network security (Palo Alto firewalls, Cisco FTD) is also essential. Period of Performance: Contract valid until June 2027. 100% onsite 5 days a week

Design and maintain a secure, scalable, and high-availability enterprise network leveraging Cisco technologies.
Develop network segmentation, VLAN strategies, and routing topologies (OSPF, BGP, EIGRP).
Plan and implement architecture for remote site connectivity, mobile units, data centers, and public safety systems.
Lead modernization efforts including SD-WAN, wireless upgrades, and zero-trust network access.
Serve as the hands-on lead engineer for network deployment, upgrades, and incident response.
Configure and manage Cisco switches for data centers and campus, routers, firewalls, WLCs, and wireless endpoints.
Design and manage data center networking, campus networking, and network security components.
Act as the Level 4 escalation point for complex network issues and performance tuning.
Design and implement VPNs, QoS, ACLs, network monitoring, and logging systems (SolarWinds, NetFlow, SNMP).
Implement and maintain firewall rulesets, NAC solutions (e.g., Cisco ISE), and endpoint access policies.
Support the network team in operation, network design roadmap, and developing network processes and procedures documents.
Serve as the department’s Subject Matter Expert (SME) on enterprise networking, guiding decisions across IT, public safety systems, and operations.
Train, coach, and mentor internal IT staff, including junior and mid-level network technicians.
Lead structured knowledge transfer sessions, hands-on training, and real-time coaching during support and implementation activities.
Create SOPs, how-to guides, and step-by-step documentation tailored for ongoing use by internal staff.
Support staff in preparation for certification paths (e.g., CCNA/CCNP) if desired.

9+ years of enterprise network security and engineering experience.
Ability to obtain and maintain a public trust and pass a lifestyle polygraph as well requiring U.S. Citizenship
Extensive experience designing and managing Cisco-based network environments, including: Palo Alto Panorama, Firewalls Cisco FTD, Firepower/FTD firewalls Cisco Catalyst, Nexus, ISR/ASR Cisco ISE, AnyConnect, VPN solutions
Routing protocols\: OSPF, BGP, EIGRP
Wireless networks\: WLCs, Aironet/Meraki
Deep understanding of public safety network requirements, including QoS for voice/video systems.
Hands-on experience integrating with Public Safety Applications and Systems.
Experience training or mentoring technical teams in enterprise environments.
Strong documentation and communication skills.
Cisco Certified Network Professional (CCNP) – Required

Prior experience working in law enforcement, government, or public safety IT environments.
Familiarity with CJIS, NIST, FedRAMP, or state compliance frameworks.
Cisco Certified Internetwork Expert (CCIE) – Security Preferred
Cisco Certified Specialist – Security or Wireless – Bonus
CISSP, Fortinet NSE, Aruba, or other relevant credentials – Bonus

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