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Tier 3 Systems Engineer Jobs in Arizona (NOW HIRING)

$100K - $136K/yr

Provide Tier III support for EPDNS and DNSrelated infrastructure, performing advanced ... The Senior Systems Engineer must have: Education: Bachelor's Degree. An additional 4 years of ...

Day Department: IT Systems Engineering and Architecture Monday- Friday, 8:00am-5:00pm, on call ... JOB SUMMARY The Virtual Infrastructure Engineer III researches, develops, tests, analyzes and ...

$88K - $115K/yr

Tier III engineering and troubleshooting across enterprise IT systems WHAT YOU'LL NEED TO SUCCEED ... Bring your technology expertise and drive for innovation to GDIT. The Systems Engineer Senior must ...

Day Department: IT Systems Engineering and Architecture Monday- Friday, 8:00am-5:00pm, on call ... JOB SUMMARY The Virtual Infrastructure Engineer III researches, develops, tests, analyzes and ...

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Tier 3 Systems Engineer information

What is a Tier 3 systems engineer?

Tier 3 Systems Engineers are highly skilled IT professionals who handle the most complex technical issues within an organization’s IT infrastructure. They provide advanced support, troubleshoot escalated problems, and often design or implement system improvements. Tier 3 engineers typically possess deep expertise in areas like networking, server management, security, and cloud technologies. They may also mentor lower-tier support staff and contribute to strategic IT planning.

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

To thrive as a Tier 3 Systems Engineer, you need advanced expertise in systems administration, troubleshooting, and network infrastructure, often supported by a degree in computer science and certifications like CompTIA, Microsoft, or Cisco. Familiarity with enterprise operating systems, virtualization platforms, cloud services, and monitoring tools is typically required. Excellent problem-solving, communication, and collaboration skills distinguish top performers in resolving complex technical issues. These skills and qualifications are vital for ensuring system reliability, minimizing downtime, and supporting business-critical IT operations.

What are some common challenges faced by Tier 3 systems engineers, and how can they be addressed?

Tier 3 Systems Engineers often handle the most complex technical issues that lower-tier support cannot resolve, which can be challenging due to the need for deep technical expertise and swift problem-solving. They may also encounter pressure to resolve critical incidents quickly to minimize business disruption. Collaborative troubleshooting with other IT teams, continuous learning to stay updated on emerging technologies, and strong documentation practices are key strategies to manage these challenges effectively. Building good communication skills also helps in explaining complex solutions to non-technical stakeholders.

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

AspectTier 3 Systems EngineerTier 2 Systems Engineer
CertificationsAdvanced certifications like Cisco CCNP, Microsoft MCSEEntry to mid-level certifications like CompTIA Network+, Cisco CCNA
Work EnvironmentComplex troubleshooting, advanced system design, client escalationRoutine support, basic troubleshooting, user assistance
ResponsibilitiesHandling complex issues, system upgrades, architecture planningResponding to user tickets, basic maintenance, issue resolution

The main difference between a Tier 3 Systems Engineer and a Tier 2 Systems Engineer lies in their level of expertise and responsibilities. Tier 3 Engineers handle more complex problems, system architecture, and advanced troubleshooting, often requiring higher certifications. Tier 2 Engineers focus on routine support and basic troubleshooting. Both roles are essential in IT support hierarchies, but Tier 3 Engineers typically work on more advanced projects and escalated issues.

What are popular job titles related to Tier 3 Systems Engineer jobs in Arizona?

For Tier 3 Systems Engineer jobs in Arizona, the most frequently searched job titles are:

What cities in Arizona are hiring for Tier 3 Systems Engineer jobs?

Cities in Arizona with the most Tier 3 Systems Engineer job openings:

Infographic showing various Tier 3 Systems Engineer job openings in Arizona as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 12% Part Time, 3% Contract, and 1% Nights. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution.

Tier 2 Systems Engineer, End User Support

Magna5 MS LLC

Gilbert, AZ • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 28 days ago


Key responsibilities

  • Respond to customer support requests through incident tickets, phone calls, and email.

  • Collaborate with team members to solve problems and maintain quality customer service.

  • Document resolutions and build knowledge base articles.


Job description

Description

About the Role

The Tier 2 Systems Engineer is responsible for basic or complex issues. Tier 2 will handle escalation calls/tickets from Tier 1, working with the clients by responding to issues, working tickets and owning the ticket until it is resolved. Tier 2 will also assist with working Tier 1 issues when available. The expectation is that the Tier 2 engineers will troubleshoot beyond the PC, including troubleshooting servers, network devices, and cloud systems. Tier 2 will alert Tier 3 team when unable to resolve.


Responsibilities:

The Tier 2 Systems Engineer will work closely with the other staff members under the End User Support Manager's direction with responsibilities including, but not limited to, the following:

  • Be able to work in a fast-paced environment.
  • Work support tickets that come in via phone, email, or customer portal.
  • Collaborate with Team Members regarding resolutions to various customers.
  • Proven experience troubleshooting problems ranging from server, network, and PC issues.
  • Must provide quality customer service skills in all forms of communication.
  • Handle escalations from Tier 1 phones calls, emails, or monitoring alerts.
  • Utilize experience and knowledge to assess issues and provide solutions for Tier 1 escalations.
  • Assist Tier 1 with responding to alerts and tickets from various monitoring systems.
  • Take ownership of tickets and customer interactions.
  • Document resolutions and update procedures may be outdated.
  • Engage in continued certification training to improve skillset
  • Escalate issues to Tier 3 when needed and remediate client issues.
  • Report critical incidents or problems that become too complex for self-resolution.
  • Tier 2 Engineer must be flexible to work all shifts including some holidays and weekends

In addition to the responsibilities outlined above, the Tier 2 Systems Engineer is responsible for the following additional responsibilities and duties:

  • Assist  the Operations Center staff as needed with special projects and other duties.


Magna5 Values 

Win Together - We collaborate with clients and across the Magna5 team to provide complete solutions for every IT challenge. 

Respond Fast - When clients or teammates reach out, we answer with urgency, assembling the needed expertise to provide quick and accurate resolutions. 

Earn Trust - We strive to earn and keep the trust of our clients and teammates through our actions every day, fulfilling every promise we make. 

Stay Transparent - No secrets and no surprises. We respect our clients and one another by providing candid assessments and complete, accessible information. 

Think Ahead - "Good enough" isn't good enough. We strive to be the best. Our team members are proactive with our problem solving and work to stay on the leading edge of new technologies that drive client success. 

What We Do 

Magna5 is a rapidly growing IT Managed Service Provider delivering cybersecurity, private and public cloud hosting, backup and disaster recovery and other advanced services from mid-market to enterprise customers nationwide, including leaders within the education, healthcare, government, financial services, manufacturing, and other industry segments. We integrate advancements in technology and processes to drive businesses forward. As a trusted managed services provider, we bring together the right mix of managed IT services, security, and network connectivity, fully managed by our team of experts 24/7/365. Our passion is to help companies function better, faster, and smarter. We offer an exciting and collaborative environment, with growth potential. For more information, visit our website at www.magna5.com. 

Requirements

Requirements

What You Bring to The Team

Relevant and significant industry experience may provide as a substitute for the education requirement. Microsoft, Cisco, and VMware certifications required.


Experience: Minimum of 5 years of experience in a similar role within a managed services environment.

  • LAN/WAN environments
  • Office365 and Azure
  • Network Operations Center
  • Help desk or relevant customer service skills
  • Experience with PSA and RMM Tools

Certifications

  • Microsoft, Cisco, Watchguard, Sophos, and VMware certifications required.
  • Cisco Certified Network Associate (CCNA)
  • Microsoft Intermediate Certificates
  • Security+

Skills

  • Microsoft Windows Server 2016/2019/2022/2025 and Active Directory
  • Microsoft Office Suite and Office365 experience
  • Fundamental understanding of DNS, DHCP and TCP/IP
  • Microsoft Exchange and SQL Server
  • VMware vSphere 6.5 and above
  • Knowledge of back up technologies
  • Knowledge of security practices and policies

Additional Responsibilities:

  • Networking:  Diagnose and resolve networking issues, ensuring optimal performance and security of client networks.
  • Documentation:  Maintain detailed documentation of system configurations, processes, and troubleshooting steps.
  • Collaboration:  Work closely with Tier 1 support, other engineers, and clients to deliver comprehensive IT solutions.
  • Leadership:  Mentor and guide junior team members, fostering a collaborative and knowledge-sharing environment.
  • Continuous Improvement: Stay current with industry trends and technologies, continuously improving skills and knowledge.

Soft Skills:

  • Excellent problem-solving abilities with a focus on root cause analysis.
  • Strong communication skills, both written and verbal.
  • Leadership qualities with the ability to mentor and guide junior team members.
  • Strong organizational skills and attention to detail.

Education: Bachelor's degree in computer science, Information Technology, or a related field (or equivalent experience).


Opportunities

At Magna5, we've put thought into what it takes to build a strong and competent team. A team that collaborates and encourages their peers at a company that promotes individual growth, not one that silo's them. Magna5 has developed a training program that will allow any member of our team to enhance their education that will enable them to grow their knowledge and mature their skillsets. We provide people with a career path into new technology and senior positions that most companies do not offer.


Hours & Schedule

The Magna5 Support Center operates 24/7. The shift for this position will be M-F 8:00 AM to 5:00 PM.


Work Perks

  • Paid time off including paid holidays and floating holidays.
  • Bonus potential based on individual and company performance
  • Highly competitive and flexible medical, dental, and vision benefits plans
  • 401(k) with employer match
  • Tailored Life and Disability insurance plans
  • Full reimbursement for approved professional certification and career enriching opportunities


Magna5 Values 


Win Together - We collaborate with clients and across the Magna5 team to provide complete solutions for every IT challenge. 

Respond Fast - When clients or teammates reach out, we answer with urgency, assembling the needed expertise to provide quick and accurate resolutions. 

Earn Trust - We strive to earn and keep the trust of our clients and teammates through our actions every day, fulfilling every promise we make. 

Stay Transparent - No secrets and no surprises. We respect our clients and one another by providing candid assessments and complete, accessible information. 

Think Ahead - "Good enough" isn't good enough. We strive to be the best. Our team members are proactive with our problem solving and work to stay on the leading edge of new technologies that drive client success. 


What We Do 


Magna5 is a rapidly growing IT Managed Service Provider delivering cybersecurity, private and public cloud hosting, backup and disaster recovery and other advanced services from mid-market to enterprise customers nationwide, including leaders within the education, healthcare, government, financial services, manufacturing, and other industry segments. We integrate advancements in technology and processes to drive businesses forward. As a trusted managed services provider, we bring together the right mix of managed IT services, security, and network connectivity, fully managed by our team of experts 24/7/365. Our passion is to help companies function better, faster, and smarter. We offer an exciting and collaborative environment, with growth potential. For more information, visit our website at www.magna5.com.Â