Job Description

Overview

Senior Network Engineer role focusing on design, implementation, and management of a secure, scalable enterprise network using Cisco technologies. Responsibilities span architecture, security, compliance, and leadership across IT and public safety systems.

Responsibilities

• 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, etc.).
• 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.
• Implementation, Operations & Support: Serve as the hands-on lead engineer for network deployment, upgrades, and incident response.
• Configure and manage Cisco switches, routers, firewalls, WLCs, and wireless endpoints.
• Design and manage VPNs, QoS, ACLs, network monitoring, and logging systems (SolarWinds, NetFlow, SNMP).
• Act as the Level 4 escalation point for complex network issues and performance tuning.
• Security, Compliance & Audit Readiness: Enforce network security controls aligned with CJIS, NIST, and department policy.
• Implement and maintain firewall rulesets, NAC solutions (e.g., Cisco ISE), and endpoint access policies.
• Support the cybersecurity team in incident detection, forensic analysis, and mitigation strategies.
• Provide documentation and evidence for security audits and compliance reviews.
• 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.

Qualifications

• 8+ years of enterprise network architecture and engineering experience.
• Extensive experience designing and managing Cisco-based network environments, including Cisco Catalyst, Nexus, ISR/ASR.
• Experience with Cisco ASA, Firepower/FTD firewalls; Cisco ISE, AnyConnect, VPN solutions.
• Routing protocols: OSPF, BGP, EIGRP.
• Wireless networks: WLCs, Aironet/Meraki; deep understanding of public safety network requirements and QoS for voice/video.
• Hands-on experience integrating with Public Safety Applications and Systems.
• Experience training or mentoring technical teams in enterprise environments.
• Strong documentation and communication skills.
• Preferred qualifications: prior experience in law enforcement, government, or public safety IT; familiarity with CJIS, NIST, FedRAMP, or state compliance frameworks.
• Certifications (preferred): CCNP (required for this role in some postings); CCIE (preferred); Cisco Specialist Security/Wireless; CISSP, Fortinet NSE, Aruba, or similar bonus.

Engagement Details

• Location: 100% On-Site
• Work Hours: 40 hours per week; overtime, weekends, and after-hours support as needed
• Travel: Local travel to agency locations may be required
• Security Requirement: Must pass the department check

Experience Level

• Expert Level

Pay And Benefits

The pay range for this position is $85.00 - $90.00/hr. Eligibility requirements apply to some benefits and may depend on job classification and length of employment. Benefits are subject to change and may be specific to elections, plan, or program terms. Benefits may include medical, dental & vision; retirement plans; life insurance; disability; HSA; transportation benefits; EAP; and PTO/vacation/sick leave.

Workplace Type

This is a fully onsite position in Tustin, CA.

Application Deadline

This position is anticipated to close on Oct 31, 2025.

Company

About TEKsystems: Were partners in transformation. TEKsystems is an Allegis Group company. The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity or any characteristic protected by law.

Seniority level

• Mid-Senior level

Employment type

• Full-time

Job function

• Information Technology

Industries

• Software Development

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