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Tier 3 Technical Support Engineer Jobs (NOW HIRING)

Escalation to Tier 3 engineering is reserved for confirmed code defects or infrastructure issues ... We expect our Technical Support Engineers to be fluent and intentional AI users, not passive ones.

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NOC Engineer - Tier III

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NOC Engineer - Tier III Department: Networks Operations POSITION SUMMARY The NOC Engineer - Tier ... Provide Tier III technical support to internal teams: mentor Tier I/II NOC personnel. * Oversee ...

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 ... Provide Tier III technical support to internal teams: mentor Tier I/II NOC personnel. * Oversee ...

Technical Support Engineer Sciton is a Silicon Valley based pioneer in laser, light, and energy ... three consecutive years from 2022 to 2025. If you want to work on meaningful technology that ...

Technical Support Engineer Sciton is a Silicon Valley based pioneer in laser, light, and energy ... three consecutive years from 2022 to 2025. If you want to work on meaningful technology that ...

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Tier 3 Technical Support Engineer information

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How much do tier 3 technical support engineer jobs pay per year?

As of Jun 24, 2026, the average yearly pay for tier 3 technical support engineer in the United States is $79,032.00, according to ZipRecruiter salary data. Most workers in this role earn between $58,000.00 and $98,500.00 per year, depending on experience, location, and employer.

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

To thrive as a Tier 3 Technical Support Engineer, you need advanced troubleshooting skills, deep technical knowledge in relevant systems or products, and typically a degree in computer science or a related field. Expertise with diagnostic tools, ticketing systems (like ServiceNow or Jira), and certifications such as CompTIA, Microsoft, or Cisco are commonly required. Strong analytical thinking, clear communication, and patience are essential soft skills for resolving complex issues and collaborating with customers and internal teams. These abilities ensure you can efficiently resolve escalated problems, maintain high customer satisfaction, and support continuous service improvement.

What are Tier 3 Technical Support Engineers?

Tier 3 Technical Support Engineers are highly skilled technical experts who handle the most complex and advanced support issues that cannot be resolved by lower-tier support teams. They work closely with product developers, engineers, and sometimes directly with customers to diagnose, troubleshoot, and resolve critical technical problems. Their responsibilities often include deep analysis of system errors, creating workarounds, and providing feedback to improve products. Tier 3 engineers also document solutions and may train other support staff on advanced troubleshooting techniques.

What is the difference between Tier 3 Technical Support Engineer vs Network Support Specialist?

AspectTier 3 Technical Support EngineerNetwork Support Specialist
CredentialsRelevant certifications (e.g., Cisco CCNP, CompTIA Network+), technical degreeNetworking certifications (e.g., Cisco CCNA, CompTIA Network+), technical background
Work EnvironmentCustomer support centers, IT departments, troubleshooting complex issuesNetwork operations centers, enterprise networks, troubleshooting network problems
Employer & Industry UsageIT service providers, tech companies, large enterprisesTelecommunications, IT service providers, large organizations

The main difference is that Tier 3 Technical Support Engineers handle complex technical issues, often involving product development or advanced troubleshooting, while Network Support Specialists focus specifically on network infrastructure and connectivity problems. Both roles require strong networking knowledge and certifications, but their scope and daily tasks differ significantly.

How does a Tier 3 Technical Support Engineer typically interact with other support tiers and engineering teams?

Tier 3 Technical Support Engineers often serve as the escalation point for complex technical issues that Tier 1 and Tier 2 teams cannot resolve. They work closely with these lower-tier teams to gather detailed information, replicate issues, and provide advanced troubleshooting. Additionally, they frequently collaborate with product engineering or development teams to resolve software bugs or design flaws, and may contribute to knowledge base articles to help streamline future support requests. This collaborative environment requires strong communication skills and a deep understanding of the product or system.
More about Tier 3 Technical Support Engineer jobs
What job categories do people searching Tier 3 Technical Support Engineer jobs look for? The top searched job categories for Tier 3 Technical Support Engineer jobs are:
(Remote) Technical Support Engineer

(Remote) Technical Support Engineer

Harris

Iowa, LA • On-site

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 6 days ago


Harris Computer rating

8.5

Company rating: 8.5 out of 10

Based on 10 frontline employees who took The Breakroom Quiz

60th of 191 rated software companies


Job description

Globys, a division of Harris; is seeking a Technical Support Engineer who has genuine technical depth and investigates, diagnoses, and resolves complex customer issues at Tier 1 and Tier 2 - not someone who triages and routes.

This role is the primary technical point of contact for our international carrier customers (AT&T, Telstra, TELUS, OneNZ, and others) and demands someone who is as comfortable writing a SQL query to reproduce a data anomaly as they are walking a client through a configuration fix.

You will own tickets end-to-end. Escalation to Tier 3 engineering is reserved for confirmed code defects or infrastructure issues - not a first resort. Success is measured by your self-resolution rate, response quality, and documentation thoroughness.

This remote role is open to US candidates in the Central Time Zone.

Salary: 65K - 75K

THE MINDSET WE'RE HIRING FOR

This is the most important section in this job description. Read it carefully before applying.

Technical skill is teachable. Curiosity is not. We are looking for someone who is hungry, resourceful, and self-directed - the kind of engineer who, when they hit a wall, doesn't stop and wait for someone to hand them the answer. They go find it.

If the internal knowledge base doesn't have it, you search documentation. If documentation doesn't cover it, you experiment in a test environment. If you're stuck, you use every tool available - including AI - to reason through the problem. You ask better questions. You dig deeper. You keep going until you understand.

We are not hiring someone who expects answers to be pre-packaged and waiting. We are hiring someone who treats every novel problem as an opportunity to build knowledge - and then documents that knowledge so the next person has it easier.

Ask yourself: when you last hit a problem with no clear answer, what did you do? If your honest answer is "I waited for someone to tell me" or "I checked the KB and gave up" - this role isn't for you. If your answer is "I pulled every thread I could find until I figured it out" - keep reading.

AI & MODERN TOOLING - A CORE EXPECTATION

Globys is an AI-enabled organization. We use AI tools actively - including Claude, ChatGPT, and others - across engineering, support, and operations. This isn't aspirational. It's operational. We expect our Technical Support Engineers to be fluent and intentional AI users, not passive ones.

What that means in practice:

  • Use AI as a reasoning partner - not an answer machine. Bring your analysis, your context, and your hypothesis. Let AI help you pressure-test it, explore edge cases, and find the angle you hadn't considered.
  • When documentation is incomplete or silent on an issue, use AI-assisted search and synthesis to surface related patterns across technical domains - then validate your findings.
  • Draft RCA documents, internal summaries, and customer-facing updates faster without sacrificing precision. AI helps you write clearly; you ensure accuracy.
  • Use AI to generate, review, or debug SQL queries, scripts, and API calls - but own and verify every line before it runs in a customer environment.
  • Build your own knowledge - don't outsource your thinking. AI is a tool in your hands, not a substitute for understanding. If you can't explain the answer in your own words, you don't have it yet.

The standard we hold: An answer found through AI-assisted research that you can fully explain, validate, and stand behind is excellent work. An answer copy-pasted from an AI that you haven't verified is a liability. Know the difference.


What your impact will be:

  • Serve as primary technical contact for Globys' international carrier customers - triaging, reproducing, and resolving issues at Tier 1/2 without requiring engineering escalation unless a confirmed software defect or infrastructure failure is identified
  • Diagnose and resolve issues across web application layers: front-end behavior, API responses, data ingestion anomalies, configuration errors, and portal access problems
  • Write and execute SQL queries against relational databases to investigate data discrepancies, validate expected behavior, and support Root Cause Analysis
  • Reproduce customer-reported issues in non-production environments; develop and communicate workarounds while permanent fixes are in progress
  • When no existing documentation covers an issue, dig - search technical forums, vendor documentation, related codebases, and use AI-assisted research to surface parallel patterns - then build the documentation that was missing
  • Deliver clear, technically substantive Root Cause Analysis documentation for every major incident, suitable for carrier-level customers
  • Create and maintain knowledge base articles, runbooks, and troubleshooting decision trees - treating documentation as a first-class deliverable, not an afterthought
  • Respond to customer inquiries within SLA thresholds; provide daily written status updates on all active incidents
  • Produce daily shift handoff reports and participate in cross-functional syncs with Engineering, QA, and Operations
  • Identify systemic product issues through trend analysis and proactively surface them to Engineering with supporting data
  • Cover on-call responsibilities for critical incidents outside standard shift hours as defined in the rotation
  • Continuously improve your own technical depth - use slow periods to explore product internals, study related technologies, and close your own knowledge gaps

WHAT THIS ROLE IS NOT

  • This is not a help desk or Tier 1 call center role - you are the technical decision-maker, not a first-touch router
  • This is not a role for someone who reads the knowledge base, finds no entry, and opens a ticket for someone else to handle - if it's not there, you find it another way
  • This is not a role for passive AI use - copy-pasting AI outputs without understanding or verification is a performance issue, not a shortcut
  • This role requires genuine curiosity and comfort with ambiguity - customer issues won't arrive with reproduction steps attached
  • If your experience is primarily scripted troubleshooting or ticket forwarding, this is not the right fit

What we are looking for:

  • 2-4+ years in a technical support, application support, or SaaS support role where you were resolving issues - not just routing them
  • Intermediate SQL proficiency: JOINs, subqueries, aggregations, and the ability to use SQL to investigate real-world data problems independently
  • Working knowledge of web application architecture: how requests flow from browser to API to database and back; familiarity with HTTP, REST APIs, JSON
  • Hands-on experience troubleshooting web-based applications - inspecting network requests, reading server logs, interpreting error codes
  • Demonstrated self-sufficiency: a track record of solving problems that weren't already documented, without waiting to be handed the answer
  • Active, practical use of AI tools (ChatGPT, Claude, Copilot, or equivalent) in a professional or technical context - you know how to prompt well, validate outputs, and use AI to accelerate your thinking without replacing it
  • Excellent written communication: clear incident summaries for carrier executives and precise technical handoffs for engineers, in the same day
  • Ability to manage multiple active incidents simultaneously without losing quality or urgency on any of them
  • Bachelor's degree in Computer Science, Information Systems, or a technical discipline - or equivalent demonstrated technical experience


What would make you stand out:

  • Experience supporting B2B SaaS platforms, telecom billing systems, or enterprise portal solutions
  • Scripting ability in at least one language (Python, PowerShell, or Bash) - bonus if you've used AI tools to help write, debug, or optimize scripts
  • Exposure to ITSM tools (Jira, Zoho, ServiceNow) for ticket management and reporting
  • Familiarity with API testing tools (Postman, curl) to isolate issues at the integration layer
  • Experience with log analysis and monitoring tools (Splunk, PagerDuty, Elastic, or similar)
  • ITIL Foundation, CompTIA Network+, or AWS Cloud Practitioner certification
  • Telecom industry background - understanding of how carriers provision business customers and manage mobility/data plans

What we can offer:

  • 3 weeks' vacation and 5 personal days
  • Comprehensive Medical, Dental, and Vision benefits starting from your first day of employment
  • Employee stock ownership and RRSP/401k matching programs
  • Lifestyle rewards
  • Remote work and more!

About Globys:

At Globys we engineer and deliver world-class, industry leading B2B portal solutions for the world's largest telecom carriers, including AT&T, Lumen, One.NZ, TELUS, and Telstra. Via their carrier, business customers rely on Globys' solutions to enable and optimize the bill presentment, analysis and payment processes for their telecom devices and expenses. Our Integrated B2B Portal Solution employs a unique approach by bringing together a carrier's existing data systems and is designed and tailored specifically to the needs of the business user. We know the complexities of carriers and their end-user business customers and are industry-leading experts at tackling them head-on to transform the digital experience for both.

About Harris:

Harris is a leading provider of mission critical software to the public sector in North America. As a wholly owned subsidiary of Constellation Software Inc. ("CSI", symbol CSU on the TSX), Harris has become the cornerstone for CSI's investment in utility, local government, school districts, public safety, and healthcare software verticals. Our success has been realized through investments in our proprietary software and market expertise. This focus, combined with acquiring businesses that build upon or complement our offerings, has helped drive our success. Harris will continue to growth through reinvestment - both in the people and products that we offer and making investments in acquiring new businesses.

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About Harris Computer Systems

Sourced by ZipRecruiter

Harris Computer Systems, based in Ottawa, ON, CA, is an established player in the field of public sector software technology. Since its inception in 1976, the company has been striving to make clients' operations more efficient through reliable, practical, and flexible software solutions. Its extensive portfolio primarily serves utility, healthcare, public sector, and educational institutions, contributing to the betterment of public services through technology. Harris strongly believes in the value of forward-thinking technology and the power it has to drive progress for the public sector. This methodology is entirely in line with their mission to ensure customer success by providing reliable, practical, and robust software solutions.

Industry

Accounting services

Company size

1,001 - 5,000 Employees

Headquarters location

Ottawa, ON, CA

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