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Tier 3 Engineer Jobs (NOW HIRING)

Vero Networks

NOC Engineer - Tier III

Tulsa, OK

NOC Engineer - Tier III Department: Networks Operations POSITION SUMMARY The NOC Engineer - Tier III is a senior technical role within the Vero Network Operations Center (NOC), responsible for ...

Vero Networks

NOC Engineer - Tier III

Tulsa, OK · On-site +1

$85K - $95K/yr

NOC Engineer - Tier III Department: Networks Operations POSITION SUMMARY The NOC Engineer - Tier III is a senior technical role within the Vero Network Operations Center (NOC), responsible for ...

MSP Hire, Inc.

Tier 3 MSP Engineer

Belle Vernon, PA · Remote

$80K - $110K/yr

We're looking for a Tier 3 MSP Engineer who will serve as the senior technical escalation point for complex infrastructure, cloud, and security issues across client environments. You'll be the person ...

Buckeye Broadband

Brainiac - Tier 3

Northwood, OH

... Trend Analysis Engineering - Service Issues Sales - Marketing of Support Agreements Marketing ... The Brainiac - Tier 3 is a non-exempt position. The working hours may vary to accommodate the needs ...

MSP Hire, Inc.

Tier 3 MSP Engineer

Belle Vernon, PA · Remote

$80K - $110K/yr

We're looking for a Tier 3 MSP Engineer who will serve as the senior technical escalation point for complex infrastructure, cloud, and security issues across client environments. You'll be the person ...

Atos

Tier 3 Load Balancer Engineer

Celebration, FL

The Tier 3 GSOC Engineer is the top-level support tier in the GSOC for a complex global network. Focus area of this position is primarily on Load Balancer technologies; but, the candidate is expected ...

MSP Hire, Inc.

Tier 3 MSP Engineer

Belle Vernon, PA · Remote

$80K - $110K/yr

We're looking for a Tier 3 MSP Engineer who will serve as the senior technical escalation point for complex infrastructure, cloud, and security issues across client environments. You'll be the person ...

MSP Hire, Inc.

Tier 3 MSP Engineer

Belle Vernon, PA · Remote

$80K - $110K/yr

We're looking for a Tier 3 MSP Engineer who will serve as the senior technical escalation point for complex infrastructure, cloud, and security issues across client environments. You'll be the person ...

Buckeye Broadband

Brainiac - Tier 3

Northwood, OH · On-site

... Trend Analysis Engineering - Service Issues Sales - Marketing of Support Agreements Marketing ... The Brainiac - Tier 3 is a non-exempt position. The working hours may vary to accommodate the needs ...

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All JobsTier 3 Engineer Jobs

Tier 3 Engineer information

What is L1, L2, L3, and L4 engineer?

In technical support and engineering roles, L1, L2, L3, and L4 refer to different levels of expertise and responsibility. L1 engineers handle basic troubleshooting and customer inquiries, L2 engineers resolve more complex issues, L3 engineers are senior specialists with deep technical knowledge, and L4 engineers often focus on advanced problem-solving, system design, or escalation. These levels help define the scope of skills, certifications, and experience required for each position within a support or engineering team.

What are the key skills and qualifications needed to thrive as a Tier 3 Engineer, and why are they important?

To thrive as a Tier 3 Engineer, you need advanced troubleshooting skills, deep technical expertise in network and systems administration, and typically a relevant degree or certifications like CCNP, MCSE, or equivalent experience. Familiarity with enterprise-level tools such as ticketing systems, remote monitoring and management (RMM) platforms, and diagnostic utilities is essential. Exceptional analytical thinking, clear communication, and the ability to work under pressure are vital soft skills for excelling in this role. These capabilities are crucial for resolving complex technical issues efficiently, supporting lower-tier engineers, and ensuring reliable IT operations for organizations.

What engineers make $500,000?

Senior engineers in specialized fields such as software engineering, data engineering, or systems architecture can earn $500,000 or more annually, especially with experience, advanced skills, and in high-demand industries like technology or finance. These roles often require extensive expertise, certifications, and leadership responsibilities.

What is the difference between Tier 3 Engineer vs Tier 2 Engineer?

AspectTier 3 EngineerTier 2 Engineer
CertificationsAdvanced certifications like Cisco CCNP, CompTIA Network+Entry to mid-level certifications such as CompTIA A+ or Network+
Work EnvironmentComplex troubleshooting, network design, and advanced supportBasic support, routine maintenance, and troubleshooting
ResponsibilitiesHandling escalated issues, implementing solutions, mentoring Tier 1/2Responding to user tickets, basic network/configuration tasks

In summary, a Tier 3 Engineer typically handles more complex problems, possesses advanced certifications, and plays a mentorship role, whereas a Tier 2 Engineer focuses on routine support and basic troubleshooting. The two roles differ mainly in complexity, expertise, and responsibilities within IT support hierarchies.

What are Tier 3 Engineers?

Tier 3 Engineers are highly skilled technical professionals who handle the most complex and challenging IT issues that cannot be resolved by lower-tier support staff. They provide advanced troubleshooting, root cause analysis, and often work directly with product developers or vendors to resolve critical problems. Their expertise is crucial for resolving system outages, security incidents, and infrastructure issues, ensuring minimal downtime and optimal system performance. Tier 3 Engineers may also contribute to developing support documentation and training for other support tiers.

What jobs can you get with level 3 engineering?

A Level 3 Engineer typically qualifies for advanced technical roles such as senior support engineer, network engineer, or systems engineer. These positions often require strong problem-solving skills, familiarity with specific tools or platforms, and sometimes relevant certifications like Cisco or Microsoft. Level 3 engineers usually work in environments that demand independent troubleshooting and complex system management.

How does a Tier 3 Engineer typically collaborate with Tier 1 and Tier 2 support teams?

Tier 3 Engineers often serve as the final escalation point for complex technical issues that cannot be resolved by Tier 1 or Tier 2 support teams. They regularly collaborate by reviewing detailed case notes, providing advanced troubleshooting steps, and sometimes conducting training sessions to help lower-tier staff improve their technical knowledge. Effective communication and documentation are crucial, as Tier 3 Engineers must clearly relay solutions and updates to both the support teams and sometimes directly to clients. This collaborative environment ensures that issues are resolved efficiently and knowledge is continuously shared across the support hierarchy.

What is a Tier 3 engineer?

A Tier 3 engineer is a senior-level technical professional responsible for resolving complex issues that Tier 1 and Tier 2 support cannot handle. They often have advanced troubleshooting skills, deep knowledge of systems and networks, and may work on escalated customer problems, system improvements, or specialized projects.
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What job categories do people searching Tier 3 Engineer jobs look for? The top searched job categories for Tier 3 Engineer jobs are:
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Infographic showing various Tier 3 Engineer job openings in the United States as of June 2026, with employment types broken down into 90% Full Time, 6% Part Time, and 4% Contract. Highlights an 95% Physical, 2% Hybrid, and 3% Remote job distribution.

NOC Engineer - Tier III

Vero Networks

Tulsa, OK

Full-time

Posted yesterday

Key responsibilities

  • Monitor and manage multi-vendor network environments to ensure high availability of fiber and IP transport services.

  • Lead triage and advanced troubleshooting of complex network events, identifying root causes and driving quick resolution.

  • Coordinate escalations with internal engineering, field operations, and external vendors.

Job description

NOC Engineer – Tier III 

Department: Networks Operations 

POSITION SUMMARY 

The NOC Engineer – Tier III is a senior technical role within the Vero Network Operations Center (NOC), responsible for ensuring network reliability, performance, and uptime across our national fiber and IP transport infrastructure. This position provides advanced NOC monitoring, troubleshooting, and escalation leadership, supporting internal teams and interfacing directly with engineering, field operations, and vendors. The ideal candidate is a hands-on problem solver and technical mentor with deep experience in fiber transport, IP core networks, and NOC operations. We are currently hiring for 1 open position.

 
RESPONSIBILITIES 

  • Monitor and manage multi-vendor network environments, ensuring high availability of fiber and IP transport services. 
  • Lead triage and advanced troubleshooting of complex network events, identifying root causes and driving quick resolution. 
  • Coordinate escalations with internal engineering, field operations, and external vendors. 
  • Manage network fault isolation, configuration, and maintenance of routers, switches, and optical systems. 
  • Conduct proactive network performance analysis, capacity planning, and optimization. 
  • Provide Tier III technical support to internal teams: mentor Tier I/II NOC personnel. 
  • Oversee change management, upgrades, and maintenance windows to minimize service impact. 
  • Maintain detailed documentation, runbooks, and process improvements for network operations. 
  • Ensure SLA adherence, service availability, and MTTR targets are consistently achieved. 

CORE COMPETENCIES
There are several competencies required to be successful in this position. The following are some of the most important and definitions of each are included at the end of this job posting: Safety and Security, Quality of work, and Results-Orientation.
 

REQUIRED QUALIFICATIONS 

  • 8–10+ years in network operations, engineering, or telecommunications, with proven experience in NOC or ISP environments. 
  • Deep expertise in IP networking (BGP, OSPF, MPLS, VLANs, VPNs, QoS) and fiber transport systems (DWDM, CWDM, Ethernet). 
  • Hands-on experience with: 
  • Juniper (Junos), Cisco, and MikroTik platforms. 
  • Calix XGS-PON and access/aggregation network management systems. 
  • Fixed wireless and LTE platforms such as Cambium, Telrad, or similar. 
  • Advanced diagnostic, analytical, and scripting abilities (Python, shell, or equivalent a plus). 
  • Strong understanding of network monitoring, alerting, and telemetry tools. 
  • Proven ability to lead technical response during major incidents and guide NOC teams through resolution. 
  • Bachelor’s degree in computer science, IT, or equivalent experience preferred. 

JOB DETAILS AND PHYSICAL REQUIREMENTS 

  • This has no travel requirements. 
  • Must be authorized to work in the United States. 
  • This is a staff position. 
  • This is a Nonexempt position. 
  • This is a Full-Time position. 
  • This is a Remote position. 
  • The schedule for this position is based on company requirements for the role. At this time the schedule is Monday through Friday with occasional weekend availability as needed to fulfill the core duties of the role. 
  • This position requires the ability to sit and work at a desk for extended periods of time, using a computer and other office equipment. 
  • This position requires the ability to perform fine motor tasks, such as typing or using a mouse, for extended period of time. 
ABOUT VERO
Vero Broadband was formed to fill a need in unserviceable and underserved communities where access to affordable, reliable broadband simply does not exist. Our goal is to bring the highest quality fiber optic-based broadband services to these communities. In addition, Vero strives to enhance communities by becoming an active partner in these communities by adding jobs, supporting local causes, and helping improve the connectivity of schools and rural healthcare as well.
NOTICES
Vero participates in E-Verify. Vero will provide the Social Security Administration (SSA) and, if necessary, the Department of Homeland Security (DHS) with information from each new employee’s Form I-9 to confirm work authorization. For more information about E-Verify, please visit: www.e-verify.gov
This position requires the ability to pass a standard background check upon offer of position.
At least 2 professional references are required.
CORE COMPETENCY DEFINITIONS
Safety and Security: Employees with a competency of safety and security are able to observe safety and security procedures, report potentially unsafe conditions and use equipment and materials properly. At intermediate levels that can determine appropriate action beyond guidelines. At higher levels of competency, employees make proactive suggestions to improve safety and security within their department or across the organization.
Quality of work: Employees with high quality of work demonstrate accuracy and thoroughness in their work product. They look for ways to improve and promote quality and can apply feedback to improve performance. A stronger employee will monitor their own work to ensure quality. 
Results-oriented: Employees who are results-oriented focus on achieving results for the organization or team. Most employees routinely achieve their goals and gradually move on to more challenging tasks. More results-oriented employees go beyond that baseline to deliver exceptional value in their daily work.

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