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Tier 3 Systems Engineer Jobs (NOW HIRING)

Position : Intermediate System Administrator, Tier-3 Location : San Antonio, TX (On-Site ... MA/MS degree in Information Technology, Computer Science, Engineering Management or related ...

Responsibilities : • Provides Tier III support to the Proven IT Tier II Engineers, serving as an ... systems, including platforms such as AWS and Azure • Installs and administers server ...

Escalate complex or unresolved issues to Tier III engineering teams with complete technical documentation and troubleshooting results. * Monitor operational systems, alerts, and dashboards to ...

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Escalate complex or unresolved issues to Tier III engineering teams with complete technical documentation and troubleshooting results. * Monitor operational systems, alerts, and dashboards to ...

New

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Tier 3 Systems Engineer information

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$53.5K

$127.2K

$167K

How much do tier 3 systems engineer jobs pay per year?

As of Aug 16, 2026, the average yearly pay for tier 3 systems engineer in the United States is $127,215.00, according to ZipRecruiter salary data. Most workers in this role earn between $98,000.00 and $157,000.00 per year, depending on experience, location, and employer.

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.

More about Tier 3 Systems Engineer jobs

What cities are hiring for Tier 3 Systems Engineer jobs?

Cities with the most Tier 3 Systems Engineer job openings:

What states have the most Tier 3 Systems Engineer jobs?

States with the most job openings for Tier 3 Systems Engineer jobs include:

Infographic showing various Tier 3 Systems Engineer job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 85% Full Time, 9% Part Time, 4% Contract, and 1% Nights. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution, with an average salary of $127,215 per year, or $61.2 per hour.

SITEC - Cloud Systems Engineer - MacDill AFB with Security Clearance

Peraton

Tampa, FL • On-site

$52.75 - $70.50/hr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 10 days ago


Peraton rating

8.3

Company rating: 8.3 out of 10

Based on 56 frontline employees who took The Breakroom Quiz

51st of 224 rated it services


Job description

About Peraton Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees solve the most daunting challenges that our customers face. Visit peraton.com to learn how we're keeping people around the world safe and secure. Program Overview Peraton provides USSOCOM, its Component Commands, Theater Special Operations Commands (TSOCs), deployed forces, CIO/J6, and end-users with high-quality IT platform and network services over an eight-year period. About The Role Peraton requires Cloud Systems Engineers to support the Special Operation Command Information Technology Enterprise Contract (SITEC) - 3 EOM. This position is located at MacDill AFB in Florida. The purpose of the Special Operations Forces Information Technology Enterprise Contract (SITEC) 3 Enterprise Operations and Maintenance (EOM) Task Order (TO) is to provide USSOCOM, its Component Commands, its Theater Special Operations Commands (TSOCs), and its deployed forces with Operations and Maintenance (O&M) services to maintain Network Operations (NetOps); maintain systems and network infrastructure; provide end user and common device support; provide configuration, change, license, and asset management; conduct training, and perform Install, Move, Add, Change (IMACs) services. The responsibilities and tasks associated with each requirement play a pivotal role to USSOCOM, the CIO/J6 organization, and ultimately the end-user who operate around the globe 24x7x365. The Cloud Systems Engineer will be tasked with the provision of Global Enterprise IT services, specifically focusing the design and management of the core cloud infrastructure. With a deep understanding of AWS & Azure service such as EC2/Azure Virtual Machines, VPC/Virtual Networks and S3/Storage accounts. In addition to these responsibilities, the Cloud Engineer create and maintain the foundational elements that support cloud applications and services. The Engineer is expected to deliver Tier 3 level support to SITEC 3 EOM mission partners. This critical support role involves the diagnosis, troubleshooting, and resolution of system outages, all while guaranteeing optimal service uptime and mission operational capabilities. The Cloud Systems Engineer is a pivotal role within our IT infrastructure team, providing tier three systems support in line with the SIE OPORD. This position demands a comprehensive understanding of government PAAS, SAAS coupled with advanced skills in analysis, troubleshooting, and system design. Effective communication with both technical and non-technical stakeholders is a critical component of this role. The engineer will be integral to the systems engineering process, leveraging data for performance enhancement, and participating actively in working groups, design reviews, and system testing. Key Responsibilities: * Manage and administer the AWS & Microsoft Azure cloud environment, including provisioning, configuration, performance monitoring, policy governance and security.
* Design, develop, and implement highly available, multi-region solutions within Microsoft Azure.
* Analyze existing operational standards, processes, and/or governance to identify and implement improvements.
* Migrate existing infrastructure services to cloud-based solutions.
* Manage security and access controls of cloud-based solutions.
* Develop infrastructure as code (IaC) leveraging cloud native tooling to ensure automated and consistent platform deployments.
* Develop and implement policy driven data protection best practices to ensure cloud solutions are protected from data loss.
* Support cloud adoption of applications as they are being transformed and/or modernized.
* Ensure all resources components meet proper performance and capacity standards.
* Provide training and mentorship to Cloud Administrators, enhancing their understanding of Cloud capabilities and standard configurations.
* Innovate and implement new technologies to advance mission readiness.
Qualifications Required Qualifications: * Min 9 years with HS degree, 7 years with AS/AA degree, 5 years with BS/BA, 3 years with MS/MA
* DoD 8570 IAT II Certification * DoD TS/SCI clearance * Minimum of 3+ years of AWS/Microsoft Azure experience involving design, deployment, configuration, and optimization.
* Proven track record in managing production Windows Servers and implementing top-tier security practices within an enterprise environment.
* Proficiency in Microsoft operating platforms and office applications.
* At least 3 years of relevant IT experience.
* Demonstrated ability in performance optimization and system engineering processes.Desired Qualifications: * Must be DoW 8140 compliant under the Work Role Code 462- Control Systems Security Specialist - Intermediate level or higher by 1 Oct 26.
* Microsoft Certified Expert in the Azure product line OR
* AWS Solutions Architect Professional OR * Microsoft Certified Azure DevOps Engineer Expert OR * Microsoft Certified: Azure Solutions Architect Expert
Details Target Salary Range: $104,000 - $166,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual's experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Benefits Statement: Peraton offers eligible employees a variety of benefits including medical, dental, vision, life, health savings account, short/long term disability, EAP, parental leave, 401(k), paid time off (PTO) for vacation, and company paid holidays. A full listing of available benefits can be viewed at https://www.careers.peraton.com/benefits. Application Statements: The application period for the job is estimated to be 30 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates. By applying to this job, you are expressing interest in the role and the Company. During the review of your application, you may be required to participate in an on-camera interview, as well as participate in a process to verify your identity. EEO:Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.

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About Peraton

Sourced by ZipRecruiter

At Peraton, we re at the forefront of delivering the next big thing every day. We re the partner of choice to help solve some of the world s most daunting challenges, delivering bold, new solutions to keep people around the world safer and more secure.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Herndon, VA, US

Year founded

2017