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Tier 3 Support Jobs (NOW HIRING)

Brad Hall Companies

IT Support Tier 1

Idaho Falls, ID · On-site

$45K - $55K/yr

Recognize and escalate more difficult issues to Tier 2 and/or Tier 3 support. * During problem escalations, act as a liaison between customers and Tier 2 support. * Assist end users with installation ...

Technoviz LLC

Desktop Support IV

Madison, WI · On-site

$38/hr

This role requires applicants to participate in tier three desktop support; assist in projects as a technical resource; work on a team of 8 technicians as well as independently; be comfortable ...

New

Technoviz LLC

Desktop Support IV

Madison, WI · On-site

$38/hr

This role requires applicants to participate in tier three desktop support; assist in projects as a technical resource; work on a team of 8 technicians as well as independently; be comfortable ...

New

West 4th Strategy, LLC

Support Engineer

In this role, you will deliver Tier 3 technical support for the DRP System, manage incidents, perform root cause analysis, and provide data analytics support to business stakeholders.

Mesa Rim Climbing Centers

Tier 3 Routesetter

Austin, TX · On-site

Support team in managing time effectively, providing guidance for the team's workflow and setting ... Tier 3 Setter Pay Range: $23.50-$32.00/hour By submitting an application below, you are agreeing to ...

American Technology Consulting

IT Support

Madison, WI · On-site

$21.75 - $29.75/hr

This role requires applicants to participate in tier three desktop support; assist in projects as a technical resource; work on a team of 8 technicians as well as independently; be comfortable ...

GCI

Lead Network Support Technician

Anchorage, AK · On-site +1

Tier III Support * Troubleshooting, configuration, administrator, and an expert in one or more of the technologies that include the repair of server, network, infrastructure, email, file shares, and ...

GCI

Lead Network Support Technician

Anchorage, AK

Tier III Support * Troubleshooting, configuration, administrator, and an expert in one or more of the technologies that include the repair of server, network, infrastructure, email, file shares, and ...

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Tier 3 Support information

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How much do tier 3 support jobs pay per hour?

As of Jul 11, 2026, the average hourly pay for tier 3 support in the United States is $26.05, according to ZipRecruiter salary data. Most workers in this role earn between $19.23 and $28.37 per hour, depending on experience, location, and employer.

What types of issues does a Tier 3 Support specialist typically handle compared to Tier 1 or Tier 2 support roles?

Tier 3 Support specialists are responsible for addressing the most complex and challenging technical problems that cannot be resolved by Tier 1 or Tier 2 teams. These issues often involve in-depth troubleshooting, root cause analysis, and collaboration with developers or product engineers to resolve systemic or advanced hardware/software problems. Unlike earlier tiers that handle basic troubleshooting or account support, Tier 3 handles escalations that may require specialized knowledge or the creation of permanent solutions. This role is highly collaborative, often involving cross-team communication and direct involvement in critical incident management. As a result, professionals in Tier 3 Support gain valuable expertise and exposure that can lead to specialized engineering or leadership career paths.

What is L1, L2, L3, L4 support in IT?

In IT support, L1 (Level 1) support involves basic troubleshooting and initial customer contact, often handled by help desk staff. L2 (Level 2) support includes more complex issues requiring specialized knowledge, while L3 (Level 3) support involves advanced technical expertise and often includes developers or engineers. L4 (Level 4) support typically refers to external vendors or manufacturers providing specialized assistance for hardware or software problems.

What is Tier 3 support job description?

A Tier 3 support specialist handles complex technical issues that cannot be resolved by Tier 1 or Tier 2 support teams. They often have advanced knowledge of products, systems, or networks, and may troubleshoot hardware, software, or network problems, providing detailed solutions and collaborating with development or engineering teams. Strong technical skills, problem-solving abilities, and familiarity with diagnostic tools are essential for this role.

What is Tier 1 Tier 2 and Tier 3 support?

Tier 1 support involves basic customer assistance, such as troubleshooting common issues and providing initial help. Tier 2 support handles more complex problems that require deeper technical knowledge, often involving specialized tools. Tier 3 support is the highest level, involving expert technicians or engineers who resolve advanced issues and may develop solutions or fixes for persistent problems.

What are the key skills and qualifications needed to thrive in the Tier 3 Support position, and why are they important?

To thrive as a Tier 3 Support professional, you need deep technical expertise in troubleshooting complex systems, advanced problem-solving abilities, and experience with relevant industry technologies. Familiarity with ticketing systems, network and server diagnostic tools, and certifications such as CompTIA, Microsoft, or Cisco are often expected. Strong analytical thinking, effective communication skills, and the ability to mentor others help distinguish top performers. These skills are crucial for efficiently resolving escalated issues, supporting internal teams, and maintaining high service standards for customers.

What is considered Tier 3 support?

Tier 3 support is the highest level of technical support in an organization, typically handled by specialized engineers or developers who resolve complex issues that cannot be addressed by Tier 1 or Tier 2 support. It often involves in-depth troubleshooting, code analysis, and system modifications, requiring advanced technical skills and familiarity with tools like ticketing systems and remote diagnostics.

What is a Tier 3 Support job?

A Tier 3 Support job involves providing advanced technical support for complex issues that cannot be resolved by Tier 1 or Tier 2 teams. Tier 3 specialists diagnose deep-rooted software, hardware, or network problems, often working closely with developers or engineers to identify and implement solutions. They may also assist with bug fixes, system optimizations, and documentation for recurring issues. Their role requires extensive technical expertise, troubleshooting skills, and a deep understanding of the product or system.

More about Tier 3 Support jobs
What cities are hiring for Tier 3 Support jobs? Cities with the most Tier 3 Support job openings:
What are the most commonly searched types of Tier 3 Support jobs? The most popular types of Tier 3 Support jobs are:
What states have the most Tier 3 Support jobs? States with the most job openings for Tier 3 Support jobs include:
What job categories do people searching Tier 3 Support jobs look for? The top searched job categories for Tier 3 Support jobs are:
Tier 3 Support jobs near you
Infographic showing various Tier 3 Support job openings in the United States as of July 2026, with employment types broken down into 1% As Needed, 70% Full Time, 25% Part Time, 1% Temporary, and 3% Contract. Highlights an 95% Physical, 1% Hybrid, and 4% Remote job distribution, with an average salary of $54,179 per year, or $26 per hour.
Tier Three Technical Support

Tier Three Technical Support

Science Applications International Corporation

Aberdeen Proving Ground, MD • On-site

Full-time

Re-posted 7 days ago

SAIC rating

7.9

Company rating: 7.9 out of 10

Based on 79 frontline employees who took The Breakroom Quiz

68th of 210 rated it services

Job description


SAIC is seeking a Senior (Tier 3) Technical Support Analyst, with in-depth Information Technology (IT) and communication systems experience in support of the U.S. Army Combat Capabilities Development Command (CCDEVCOM), Engineering and Systems Integration (ESI) Directorate, Quick Reaction Capability (QRC) Branch (C5ISR-QRC). The goal of the C5ISR-QRC is to research and develop technologies that enable systematic processes for discovering, selecting, organizing, distilling, sharing, developing and using information to better understand the enemy and the enemy's environment during full-spectrum operations and provides advanced collection capabilities with the flexibility to address changes in the operational environment and signatures of interest to develop situational awareness by acquiring precise and timely information.
This is a full-time, on-site position on Aberdeen Proving Ground (APG), MD. The position is five days a week (Monday - Friday) but may require shift changes to cover off hours and weekends. NOTE: The position MAY change to 12-hour days with a shortened work week.
JOB DUTIES:
  • Provide detailed technical support to C5ISR TSIG Programs to include Picketline, TSPRING and SCAMP.
  • TSIG is a system of systems comprised of persistent, non-persistent and survey signals SIGINT systems with a novel network transport layer.
  • Material solutions include persistent (Picketline) and non-persistent (Trojan Soldier Portable Remote Intelligence Group - TSPRING) variants and survey (Survey Collection and Analysis Mobile Platform - SCAMP).
  • Provide system and network support to include advanced troubleshooting that requires remote access or specialized diagnostic tools and system anomaly resolution.
  • Other duties will include Tier 3 level support covering:
  • Advanced Troubleshooting of Hardware and Software Problems.
  • Administrator / Service Account Management.
  • Software / Firmware Updates and Patching.
  • Troubleshoot Existing Dataflows with External Teams.
  • Assist in New Dataflows for Emerging Data / Capability Requirements.
  • Perform system configuration management.
  • Rectify or substantiate system deviations.

Qualifications
REQUIRED EXPERIENCE AND CLEARANCE:
  • Bachelor's degree in Information Technology/Computer Science or equivalent technical field or a Management/Leadership Degree and fourteen (14) years of overall experience.
  • 5 or more years of direct experience in IT or information assurance or equivalent relevant disciplines including industry (development Contractor) or DoW background.
  • Additional years' experience accepted in lieu of a degree.
  • IATII Level Certification (Security+) in line with DoD 8570.
  • Experience working with Windows OS and Linux Basic understanding management / operation of both Virtualization and Containerization technologies (LKVM, ESXi, HyperV, Docker, Podman, Kubernetes).
  • TS/SCI Security Clearance is required to begin employment and to maintain employment on the contract. Must be able to obtain a TS/SCI with a Counterintelligence (CI) polygraph within 6 months of hire.
  • Candidate must be a US citizen.
  • Dual citizenship is a disqualifier for this position.

REQUIRED SKILLS:
  • Over 5 years' in-depth experience in information technology and information assurance, or equivalent relevant disciplines including industry (development Contractor) or DoW background.
  • Ability to read, understand, analyze, and modify network and electronic diagrams and troubleshoot major system errors.
  • Ability to create, work, resolve, elevate and close-out work tickets in an ITSM application. (e.g., JIRA Service Management, I-Help.)
  • Strong background in Microsoft Office tools.
  • Ability to build and maintain customer relationships and partnerships with stakeholders at all levels.
  • In-depth experience with the following:
  • Linux, specifically RedHat variety.
  • Security (SELinux.)
  • Security (ACL.)
  • Security (PAM.)
  • Coding (BASH.)
  • Coding (Puppet.)
  • YAML.
  • Network (TCP/IP.)
  • Network (DHCP Server, Linux.)
  • Network (DNS Server, Linux & Windows.)
  • Provisioning (PXE / Anaconda.)
  • Active Directory.
  • Niagara Files
  • Public Key Infrastructure.
  • Understand network operations and implement/direct repairs.
  • Accept and work on new assignments with little to no supervision.
  • Mentor and train junior personnel.
  • Provide technical briefs and reports to senior customer personnel on system issues and planned resolutions outlining system impact, downtimes, and risk.

DESIRED SKILLS:
  • Familiarity with the systems being supported by this help desk.
  • Knowledgeable with communication security and signals intelligence designs and operations.
  • Knowledgeable with Quality Assurance (QA) policies and procedures for DoD systems.
  • Knowledgeable with satellite communications (SATCOM) and radio frequency (RF) systems.
  • Experience with tactical and national intelligence collection systems.
  • Prior military IT or networking experience is a plus.
  • Relevant computing environment certification. (Linux+, Microsoft Windows Certified Administrator, Red Hat Certified Administration).

About Us
SAIC® is a premier mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust portfolio of offerings across the defense, space, intelligence, and civilian markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services. We integrate emerging technology, rapidly and securely, into mission critical operations that modernize and enable critical national imperatives.
We are approximately 23,000 strong; driven by mission, united by purpose, and inspired by opportunities. SAIC is an Equal Opportunity Employer. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.3 billion. For more information, visit saic.com. For ongoing news, please visit our newsroom.

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