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Network Engineer L3 Jobs (NOW HIRING)

Delan Associates, Inc

IA

$101K - $139K/yr

CCNP - Mandatory / Strongly Preferred KEY SKILLS Senior Network Engineering - L3+ Datacenter Deployment & Operations Cisco C9200 / C9300X | IOS-XE Palo Alto PA5500 | Panorama | PAN-OS Routing ...

Delan Associates, Inc

IA · On-site

$101K - $139K/yr

Senior Network Engineering L3+ * Datacenter Deployment & Operations * Cisco C9200 / C9300X | IOS-XE * Palo Alto PA5500 | Panorama | PAN-OS * Routing, Switching, TCP/IP, IPv4/IPv6 * STP / RSTP / MSTP

Echo IT Solutions

Network Engineer L3

Plano, TX · On-site

Echo IT Solutions is seeking a Network Engineer to manage and troubleshoot complex network issues ... Qualifications : Required : • 8+ Years of experience required • Experience with L2/L3 ...

MSR Cosmos

Network Engineer L3 / L4

Avon Lake, OH · On-site

Network Engineer with L3 L4 Location: Avon Lake, OH-44012-Onsite Duration: Long Term Loking for 15+ years of experience. L3L4 Mandatory Mandatory Skills * SD‑WAN (VeloCloud) * Palo Alto firewall ...

HCLTech

Sr Network Engineer L3

Jacksonville, FL · On-site

$54.25 - $71/hr

We are seeking an experienced Network Security Level 3 Engineer with over 10 years of experience in the networking environment, focusing on network security. The ideal candidate will be accountable ...

Noblesoft Technologies

L3 Network Engineer

Raritan, NJ · On-site

$45 - $50/hr

L3 Network Engineer - LAN/WAN,SDWAN Location: Raritan, NJ (onsite) Primary Skill : Cisco Routers, WLAN, Cisco Meraki, SDWAN Viptela, F5, Load Balancer Responsibilities & Qualifications ...

Revel IT

Senior L3 Network Engineer | 1062835

Pleasanton, CA · Hybrid

$115K - $158K/yr

Senior L3 Network Engineer (Cisco, Palo Alto, SD-WAN, Cloud & OT) Location: Pleasanton, CA with some light travel possible We are seeking an enterprise-grade Senior L3 Network Engineer with deep ...

F2ONSITE

Senior L3 Network Engineer - Durham, NC

Durham, NC · On-site

$94K - $129K/yr

Senior L3 Network Engineer - Durham, NC Cisco | Palo Alto | SD-WAN | Cloud Networking | OT/Manufacturing * One year assignment with potential to extend. * Hybrid 3 days onsite * Experience Required ...

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Network Engineer L3 information

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$158K

How much do network engineer l3 jobs pay per year?

As of Sep 3, 2026, the average yearly pay for network engineer l3 in the United States is $109,040.00, according to ZipRecruiter salary data. Most workers in this role earn between $89,000.00 and $133,500.00 per year, depending on experience, location, and employer.

What is a network engineer L3?

Network Engineer L3s, also known as Level 3 Network Engineers, are experienced IT professionals responsible for designing, implementing, and troubleshooting complex network infrastructures. They handle advanced issues that lower-tier support (L1 and L2) cannot resolve, often focusing on network architecture, security, and optimization. L3 Network Engineers work with routing, switching, firewalls, and other network devices, and are key contributors to network projects and escalations. Their expertise ensures robust, secure, and efficient network operations for organizations.

How does a network engineer L3 typically interact with other IT teams to resolve complex network issues?

As a Network Engineer L3, you will often collaborate closely with other IT teams such as systems administrators, security specialists, and help desk staff to troubleshoot and resolve advanced network issues. These interactions may involve joint problem-solving sessions, escalations from lower-level engineers, and cross-functional meetings to ensure network reliability and security. Strong communication skills are important, as you may need to explain technical concepts to non-network specialists and coordinate on projects that affect multiple IT domains. This collaborative approach helps maintain a stable and secure network environment across the organization.

What are the key skills and qualifications needed to thrive as a network engineer L3, and why are they important?

To excel as a Network Engineer L3, you need advanced knowledge of network protocols, design, troubleshooting, and a bachelor's degree in computer science or related field, often complemented by several years of experience. Mastery of tools and platforms such as Cisco IOS, Juniper Junos, network monitoring systems, and certifications like CCNP or CCIE are typically required. Strong analytical thinking, problem-solving skills, and effective communication are essential soft skills for this role. These competencies ensure robust network performance, swift resolution of complex issues, and effective collaboration with IT teams and stakeholders.

What is the difference between Network Engineer L3 vs Network Engineer L2?

AspectNetwork Engineer L3Network Engineer L2
CertificationsCCNA, CCNP, CompTIA Network+CCNA, CompTIA Network+
Work EnvironmentAdvanced network troubleshooting, configuration, and designBasic to intermediate network support and troubleshooting
ResponsibilitiesImplementing complex network solutions, supervising L2 staffSupporting network devices, resolving common issues

Network Engineer L3 roles typically involve more advanced network design, configuration, and supervision compared to Network Engineer L2. L3 engineers handle complex problems and oversee L2 staff, making their skills and certifications more specialized.

More about Network Engineer L3 jobs

What job categories do people searching Network Engineer L3 jobs look for?

The top searched job categories for Network Engineer L3 jobs are:

Network Engineer L3 jobs near you
Infographic showing various Network Engineer L3 job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 11% Part Time, and 6% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $109,040 per year, or $52.4 per hour.

SENIOR NETWORK ENGINEER -- L3+ | DATACENTER

Delan Associates, Inc

Iowa, LA • On-site

$120 - $180/hr

Other

Posted 2 days ago

New

Job description

Multiple Locations:
  • Altoona / Polk County — Iowa
  • Richmond / Henrico County — Virginia
  • Kansas City — Missouri
  • Mesa — Arizona
  • Papillion / Sarpy County — Nebraska
  • Los Lunas — New Mexico
  • Gallatin — Tennessee
  • Forest City — North Carolina
Experience: 7+ YearsCertification: CCNP — Mandatory / Strongly PreferredKEY SKILLS
  • Senior Network Engineering — L3+
  • Datacenter Deployment & Operations
  • Cisco C9200 / C9300X | IOS-XE
  • Palo Alto PA5500 | Panorama | PAN-OS
  • Routing, Switching, TCP/IP, IPv4/IPv6
  • STP / RSTP / MSTP
  • VLANs, Trunking, EtherChannel / LAG
  • StackWise / StackWise Virtual
  • Fiber Optics & Optical Network Troubleshooting
  • Python — MUST HAVE
  • Ansible | Terraform | Linux
  • Network Automation & API Integration
  • Firewall & Network Security
  • Zabbix / PRTG
  • RCA, Incident Management & Troubleshooting
ROLE RESPONSIBILITIES
  • Deploy and operate large-scale datacenter & POP networks
  • Perform L2/L3 troubleshooting and RCA
  • Support migrations, upgrades & new deployments
  • Maintain IP/VLAN plans, diagrams, port maps & documentation
  • Manage Palo Alto firewall policies & Panorama
  • Automate provisioning, configuration, monitoring & remediation
  • Coordinate with carriers, colocation providers & vendors
  • Support rack design, cabling, hardware installation & asset management
  • Execute phased datacenter migrations with minimal disruption
  • Manage RMA activities & vendor coordination
IDEAL CANDIDATE

CCNP-certified Senior Network Engineer with strong hands‑on experience in datacenter deployment, L3 networking, Cisco, Palo Alto, Python automation and network operations.

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