ZipRecruiter

Log In

1

Tier 3 Jobs in Colorado (NOW HIRING)

Leidos

Sr. Tier III O&M Engineer

Aurora, CO · On-site

$92K - $166K/yr

The Digital Modernization Sector at Leidos is seeking a Sr. Tier III operations and maintenance (O&M) engineer to support various WAN and LAN networks. Will provide incident resolution, routing ...

COMFORT SYSTEMS

Sr. Tier III O&M Engineer

Aurora, CO · On-site

$92.30 - $166.85/hr

Description Leidos' Digital Modernization Sector is seeking a Sr. Tier III operations and maintenance (O&M) engineer to support various WAN and LAN networks. The role includes incident resolution ...

Leidos

Sr. Tier III O&M Engineer

Aurora, CO · On-site

$92K - $166K/yr

The Digital Modernization Sector at Leidos is seeking a Sr. Tier III operations and maintenance (O&M) engineer to support various WAN and LAN networks. Will provide incident resolution, routing ...

Astreya

Network Operations Engineer III

Denver, CO · On-site

$85K - $134K/yr

The Tier 3 Engineer serves as the primary escalation point for Tier 2 engineers, taking ownership of complex cases and driving them to resolution. This position also contributes to process ...

New

Astreya

Network Operations Engineer III

Denver, CO · On-site

$85 - $134/hr

The Tier 3 Engineer serves as the primary escalation point for Tier 2 engineers, taking ownership of complex cases and driving them to resolution. This position also contributes to process ...

New

Leidos

Tier 2 Technician

Colorado Springs, CO · On-site

$73K - $132K/yr

Provide support to Tier III network engineers for incident management and projects (site surveys, TEMS, coordinate and install new equipment). * Perform configuration management functions such as ...

Leidos

Tier 2 Technician

Aurora, CO · On-site

$73K - $132K/yr

Provide support to Tier III network engineers for incident management and projects (site surveys, TEMS, coordinate and install new equipment). * Perform configuration management functions such as ...

Leidos

Tier II Network Technician

Aurora, CO · On-site

$73K - $132K/yr

Provide support to Tier III network engineers for incident management and projects (site surveys, TEMS, coordinate and install new equipment). * Perform configuration management functions such as ...

Leidos

Tier II Network Technician

Aurora, CO · On-site

$73K - $132K/yr

Provide support to Tier III network engineers for incident management and projects (site surveys, TEMS, coordinate and install new equipment). * Perform configuration management functions such as ...

next page

Showing results 1-20

All JobsTier 3 JobsTier 3 Jobs in Colorado

Tier 3 information

See Colorado salary details

$22.6K

$69.9K

$126.1K

How much do tier 3 jobs pay per year?

As of Aug 22, 2026, the average yearly pay for tier 3 in Colorado is $69,888.00, according to ZipRecruiter salary data. Most workers in this role earn between $48,008.00 and $86,132.00 per year, depending on experience, location, and employer.

What is a Tier 3 support specialist?

Tier 3 support specialists are highly skilled technical experts who handle the most complex and challenging issues that cannot be resolved by Tier 1 or Tier 2 support teams. They typically have deep knowledge of the company's products, services, or systems and may work closely with engineering or development teams to diagnose and resolve advanced problems. In addition to troubleshooting, Tier 3 specialists may also create documentation, identify recurring issues, and recommend improvements to prevent future incidents. Their expertise is crucial for maintaining high customer satisfaction and ensuring the smooth operation of technical systems.

What types of complex issues does a Tier 3 support specialist typically handle, and how do they collaborate with other support tiers?

A Tier 3 support specialist is responsible for resolving the most complex and technical issues that could not be solved by Tier 1 or Tier 2 teams. These often include deep-dive troubleshooting of software bugs, infrastructure failures, or advanced configuration problems. Tier 3 specialists regularly collaborate with Tier 1 and Tier 2 teams by providing guidance, creating documentation, and sometimes conducting training sessions. They may also work closely with engineering or development teams to escalate and resolve product defects, ensuring a smooth resolution for the end user.

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

To thrive as a Tier 3 Support Engineer, you need advanced troubleshooting skills, in-depth technical knowledge of relevant systems, and typically a degree in computer science or a related field. Expertise with diagnostic tools, ticketing systems like Jira or ServiceNow, and specialized certifications (such as CompTIA, Microsoft, or Cisco) are highly valued. Excellent problem-solving, communication, and collaboration skills help you resolve complex issues and work effectively with both technical teams and end users. These abilities are crucial for efficiently addressing escalated issues, minimizing downtime, and ensuring customer satisfaction.

What is the difference between Tier 3 vs Tier 2?

AspectTier 3Tier 2
Required CredentialsCertifications like CompTIA Security+, Network+, or equivalentSimilar certifications, often with additional specialized training
Work EnvironmentData centers, network operations centers, or on-site technical supportOffice settings, remote support, or on-site troubleshooting
Employer & Industry UsageIT service providers, telecom companies, data centersIT departments, managed service providers, telecom

Tier 3 technicians typically handle more complex network issues and require relevant certifications. They work in data centers or on-site environments, often supporting large organizations or service providers. Tier 2 roles focus on troubleshooting and resolving less complex problems, often serving as a bridge between Tier 1 support and Tier 3 specialists. Understanding these differences helps in career planning and job search strategies.

Are Tier 3 jobs in demand?

Tier 3 jobs, often involving advanced technical skills or specialized knowledge, tend to be in steady demand due to their critical roles in organizations. These positions typically require certifications or experience and are essential for supporting higher-tier functions, making them relatively stable in the job market.

What are the common Tier 3 job responsibilities?

Tier 3 technicians are responsible for handling complex technical issues that Tier 1 and Tier 2 cannot resolve, including advanced troubleshooting, system analysis, and root cause identification. They often work with specialized tools, provide mentorship to lower tiers, and may be involved in system upgrades, security, and documentation to ensure optimal performance and security. Strong technical knowledge, problem-solving skills, and relevant certifications are typically required for this role.

What are popular job titles related to Tier 3 jobs in Colorado?

For Tier 3 jobs in Colorado, the most frequently searched job titles are:

What job categories do people searching Tier 3 jobs in Colorado look for?

The top searched job categories for Tier 3 jobs in Colorado are:

Tier 3 jobs near you
Infographic showing various Tier 3 job openings in Colorado as of August 2026, with employment types broken down into 1% As Needed, 78% Full Time, 14% Part Time, 1% Temporary, and 6% Contract. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution, with an average salary of $69,888 per year, or $33.6 per hour.

Service Desk Engineer - Tier 3

Fabergent

Englewood, CO

Contractor

Re-posted 23 hours ago

Job description

Company Description

IT Client

Job Description

Greetings from Fabergent,
Kindly let me know if you are currently available in the job market
Feel free to reach me on 770-702-0597 or tissaATfabergent.com
Please respond with your updated profile if interested
Title: Service Desk Engineer - Tier 3
Location: Englewood, CO
Duration : Long Term Contract
Provide third-line support to provide more in-depth technical support
Based on Email or NOC trouble escalations, perform troubleshooting and issue correction for deployed CMTS in the Charter Network
Troubleshoot issue and escalate to either Tier 4 or vendor
Record information in tracking system
5 key products: RFGW-10, 10K, cBR8, E-6000, C4 and CASA. No Cable Modem trouble shooting just network side
Track recurring CMTS issues and escalate to management any identified trends - including unique identifiers
They will interface with NOC
Some resources will be working off business hours shifts
Skills:
B.S./ B.A. or equivalent experience.
Cisco CCNP certification or equivalent knowledge.
3+ years of professional experience in technical support, and/or hands on installation in the LAN/WAN or cable modem network deployment (DOCSIS and CMTS background).
Must have practical knowledge and understanding of first level technical support and on site installation and configuration, including following defined procedures and filling in required testing and installation reports.
Able to demonstrate expertize in routing/switching and DOCSIS/CMTS (Cable Modems) technologies.
Exemplary written and communication skills

Additional Information

All your information will be kept confidential according to EEO guidelines.

Apply