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L3 Engineer Jobs (NOW HIRING)

Sira Consulting

Network L3 Engineer

Vancouver, WA · On-site

Network L3 Engineer Job location: Portland, OR/Vancouver, WA Hire type : full-time/Contract Role Summary: Seeking an experienced Network L3 Engineer to provide onsite support for a large enterprise ...

Columbia Advisory Group

L3 Engineer

Bluffton, SC · On-site

L3 Engineer - Bluffton, SC Seeking a highly skilled and experienced Level 3 Engineer to join our team. In this role, you will provide escalated technical support, resolve complex issues, and make ...

Columbia Advisory Group

L3 Engineer

Bluffton, SC · Hybrid

L3 Engineer - Bluffton, SC Seeking a highly skilled and experienced Level 3 Engineer to join our team. In this role, you will provide escalated technical support, resolve complex issues, and make ...

Noblesoft Technologies

Slack L3 Engineer

Austin, TX · On-site

Slack L3 Engineer Location: Austin, Omaha, Scottsdale, Chicago, San Jose, On-Site Duration: 6+ months Local candidates only EXPERIENCE_RANGE_IN_REQUIRED_SKILLS_ ● 5+ years of experience in ...

Noblesoft Technologies

Linux L3 Engineer

Charlotte, NC · On-site

Role: Linux L3 Engineer Location: - Charlotte, NC Primary Skill - * Proficiency in Linux operating system (RedHat 6/7.x / Suse 11/12.x CentOS) * Should have hands on experience managing physical ...

Columbia Advisory Group

L3 Engineer

Camarillo, CA · On-site

Seeking a highly skilled and experienced Level 3 engineer to join our team. In this role, you will provide escalated technical support, resolve complex issues, and make significant contributions to ...

Columbia Advisory Group

L3 Engineer

Camarillo, CA · On-site

Seeking a highly skilled and experienced Level 3 engineer to join our team. In this role, you will provide escalated technical support, resolve complex issues, and make significant contributions to ...

HCLTech

L3 Active Directory Engineer

San Francisco, CA · On-site

$62.25 - $81.25/hr

L3 Active Directory Engineer / AD SME Location: SFO, CA (Hybrid) Type: Fulltime L3 Engineer / SME Active Directory (OnPremise) Experience: 7 12+ years Domain: Identity & Access Management, Windows ...

HCLTech

Senior Network Engineer

Warsaw, IN · On-site

$87K - $120K/yr

Network L3 Engineer Network Operations & Implementation Location: Warsaw, Indiana, USA (100% On-site 5 Days Work From Office) Experience Required: 12 Years Role Type: Full-Time | Network Operations ...

Twilio

Software Engineer L3

As an L3 engineer, you will act as a key driver of execution within our core services. You will be heavily involved in modernizing our backend systems, optimizing our extensive Go-based microservices ...

Stem Xpert

LAN Engineer

Golden, CO

... L3 engineering, Perform Physical and Logical IMAC, Network Troubleshooting, and Operationalization functions for project-related activities such as inventory updates, change ticket process, etc.

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L3 Engineer information

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How much do l3 engineer jobs pay per year?

As of Jul 26, 2026, the average yearly pay for l3 engineer in the United States is $101,752.00, according to ZipRecruiter salary data. Most workers in this role earn between $84,000.00 and $116,500.00 per year, depending on experience, location, and employer.

What engineers make $300,000 a year?

Senior engineers in specialized fields such as software engineering, data engineering, or systems architecture can earn $300,000 or more annually, especially with extensive experience, advanced skills, and working in high-demand industries or companies. Roles often require expertise in cloud platforms, programming, and leadership responsibilities, and compensation may include bonuses and stock options.

What are L3 Engineers?

L3 Engineers, or Level 3 Engineers, are highly skilled technical professionals who provide expert support for complex IT systems and infrastructure. They are the final escalation point for technical issues that cannot be resolved by Level 1 (L1) or Level 2 (L2) support teams. L3 Engineers typically handle advanced troubleshooting, root cause analysis, and the implementation of solutions for critical problems. They may also be involved in designing, configuring, and maintaining systems, ensuring reliability and performance. Their expertise is crucial for resolving high-impact incidents and preventing future issues.

What engineer makes $500,000 a year?

Highly experienced senior engineers in specialized fields such as software engineering, data engineering, or systems architecture can earn $500,000 or more annually, especially in top tech companies or with executive-level responsibilities. Achieving this level typically requires advanced skills, extensive experience, and often leadership roles or stock options.

What are the key skills and qualifications needed to thrive as an L3 Engineer, and why are they important?

To thrive as an L3 Engineer, you need advanced expertise in troubleshooting, system administration, and deep technical knowledge of network and server infrastructure, often backed by a relevant degree and certifications like CCNP or MCSE. Familiarity with enterprise monitoring tools, ticketing systems, virtualization platforms, and scripting languages is typically required. Strong analytical thinking, effective communication, and the ability to work under pressure are valuable soft skills for this role. These competencies ensure timely and effective resolution of complex issues, minimizing downtime and maintaining seamless IT operations.

What is the difference between L3 Engineer vs Network Engineer?

AspectL3 EngineerNetwork Engineer
CertificationsCCNA, CCNP, CompTIA Network+CCNA, CCNP, CompTIA Network+
Work EnvironmentData centers, enterprise networks, telecomsCorporate offices, data centers, service providers
ResponsibilitiesNetwork troubleshooting, configuration, supportDesign, implement, maintain network infrastructure
Industry UsageIT, telecommunications, enterpriseIT, telecommunications, service providers

Both L3 Engineers and Network Engineers often hold similar certifications and work in comparable environments. While L3 Engineers focus on advanced troubleshooting and support within IT infrastructure, Network Engineers typically design and implement network systems. The roles overlap in skills and industry usage, but L3 Engineers tend to handle escalated issues, whereas Network Engineers focus on network planning and deployment.

What is a L3 level engineer?

A Level 3 (L3) engineer is a senior technical professional responsible for complex problem-solving, system design, and troubleshooting within their domain. They often serve as a technical escalation point, require advanced skills, and may hold certifications or specialized knowledge in areas like networking, software, or infrastructure. L3 engineers typically work in collaborative environments and may mentor lower-level engineers.

Is L3 the lowest level at Google?

At Google, L3 is typically considered an entry-level or early-career engineering position, but it is not the lowest possible level; there are entry points below L3, such as internships or associate roles. L3 engineers are expected to have foundational technical skills and may work under supervision while developing their expertise.

What types of technical issues or projects does an L3 Engineer typically handle compared to L1 and L2 support roles?

L3 Engineers are responsible for resolving the most complex technical issues that cannot be addressed by L1 (first-line) or L2 (second-line) support teams. They often work on advanced troubleshooting, root cause analysis, and implementing permanent fixes for recurring problems. Additionally, L3 Engineers may lead critical infrastructure projects, develop automation scripts, and collaborate closely with development or architecture teams to improve system reliability. Their role often involves a mix of incident management, proactive system enhancements, and knowledge sharing with junior engineers.
More about L3 Engineer jobs
What states have the most L3 Engineer jobs? States with the most job openings for L3 Engineer jobs include:
What job categories do people searching L3 Engineer jobs look for? The top searched job categories for L3 Engineer jobs are:
L3 Engineer jobs near you
Infographic showing various L3 Engineer job openings in the United States as of July 2026, with employment types broken down into 96% Full Time, 1% Part Time, and 3% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $101,752 per year, or $48.9 per hour.
Network L3 Engineer

Network L3 Engineer

Sira Consulting

Vancouver, WA • On-site

Other

Posted 10 days ago

Job description

Job role: Network L3 Engineer

Job location: Portland, OR/Vancouver, WA

Hire type: full-time/Contract

Role Summary:

Seeking an experienced Network L3 Engineer to provide onsite support for a large enterprise environment. The resource will act as the highest level of technical escalation for complex network issues across SD-WAN, Firewalls, Wireless, Routing, and Switching infrastructure, while driving incident resolution, problem management, optimisation, and network transformation initiatives.

Key Responsibilities:

  • Provide L3 technical support and serve as the final escalation point for network incidents and outages.
  • Troubleshoot complex issues related to SD-WAN, Firewalls, Wireless, Routing, and Switching technologies.
  • Perform root cause analysis (RCA) and implement permanent corrective actions.
  • Execute network changes, migrations, upgrades, and maintenance activities.
  • Support major incidents and lead technical bridge calls with customer stakeholders.
  • Analyse network performance and implement optimisation recommendations.
  • Review network designs and provide architecture-level inputs.
  • Ensure compliance with security standards, policies, and best practices.
  • Support disaster recovery and business continuity initiatives.
  • Maintain technical documentation, network diagrams, and operational procedures.
  • Coordinate with OEMs, ISPs, and third-party vendors for issue resolution.
  • Provide mentoring and guidance to L1/L2 engineers.

Technical Skills Required

SD-WAN

  • Cisco SD-WAN (Viptela), Fortinet Secure SD-WAN, Versa or equivalent.
  • Overlay/Underlay troubleshooting.
  • Policy design and deployment.
  • Application-aware routing.
  • WAN optimisation and performance analysis.

Firewall

  • Fortinet FortiGate (Preferred).
  • Palo Alto, Check Point, Cisco Firepower.
  • Security policy management.
  • VPN (IPSec/SSL VPN) troubleshooting.
  • NAT, Security Zones, Threat Prevention.

Wireless

  • Cisco Wireless LAN Controllers.
  • Cisco Meraki Wireless.
  • Aruba Wireless.
  • RF troubleshooting and wireless performance optimisation.
  • Guest access and authentication troubleshooting.

Routing & Switching

  • Cisco Catalyst/Nexus platforms.
  • Layer 2 & Layer 3 troubleshooting.
  • OSPF, EIGRP, BGP.
  • HSRP, VRRP, STP, EtherChannel.
  • Multicast fundamentals.
  • QoS implementation and troubleshooting.

Additional Skills

  • Network Monitoring Tools (SolarWinds, PRTG, NetBrain, DNAC, Meraki Dashboard).
  • Packet capture and analysis using Wireshark.
  • Network automation exposure using Python, Ansible, APIs.
  • ITIL Incident, Problem, and Change Management processes.
  • Strong customer-facing and stakeholder management skills.

Certifications (Preferred)

  • CCNP Enterprise / CCIE Enterprise.
  • Fortinet NSE 4/5/7 or FCSS.
  • Palo Alto PCNSE.
  • Cisco SD-WAN Specialist.
  • Aruba Certified Professional.

Key Competencies

  • Strong troubleshooting and analytical skills.
  • Ability to handle critical incidents independently.
  • Excellent communication and customer management skills.
  • Experience working in enterprise and multi-site environments.
  • Ability to lead technical discussions and provide strategic recommendations.

Thanks & Regards,

Arijit Gain

US IT Recruiter

SiRA Consulting Inc.

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