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Tier 3 Systems Engineer Jobs in Washington (NOW HIRING)

VTG

SME - Systems Engineer

Chantilly, VA · On-site

The Systems Engineer will work with a large team of developers, software engineers and data ... Excellent customer support and attention to detail - Tier 3 and Tier 4 level support to team and ...

InterImage

Tier 3 Network Engineer

Chantilly, VA · On-site

Tier 3 Network Engineer Company: InterImage InterImage is actively seeking an energetic, curious ... systems • Monitor the network to ensure network availability to all system users and perform ...

VTG

SME - Systems Engineer

Chantilly, VA · On-site

Overview VTG is seeking a Systems Engineer for a technical development program supporting the ... Excellent customer support and attention to detail - Tier 3 and Tier 4 level support to team and ...

Emergent Technologies Inc

Senior Systems Engineer

Herndon, VA · On-site

$107K - $146K/yr

POS - 424 Emergent Technologies Inc. is seeking a highly skilled Senior Systems Engineer with deep ... This role requires strong Tier 3 and Tier 4 troubleshooting skills, experience with Windows Server ...

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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 Washington?

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

What job categories do people searching Tier 3 Systems Engineer jobs in Washington look for?

The top searched job categories for Tier 3 Systems Engineer jobs in Washington are:

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

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

Tier 3 Systems Engineer jobs near you
Infographic showing various Tier 3 Systems Engineer job openings in Washington as of August 2026, with employment types broken down into 84% Full Time, 10% Part Time, 5% Contract, and 1% Nights. Highlights an 86% Physical, 2% Hybrid, and 12% Remote job distribution.

Senior Systems Engineer

Fort George G Meade, MD • On-site

Cubic Corporation
See more jobs at Cubic Corporationexternal

$123K - $160K/yr

Full-time

Posted 16 days ago

Job description

Business Unit:
Cubic Defense
Company Details:
When you join Cubic, you become part of a company that creates and delivers technology solutions in transportation to make people's lives easier by simplifying their daily journeys, and defense capabilities to help promote mission success and safety for those who serve their nation. Led by our talented teams around the world, Cubic is committed to solving global issues through innovation and service to our customers and partners.
We have a top-tier portfolio of businesses, including Cubic Transportation Systems (CTS) and Cubic Defense (CD). Explore more on Cubic.com.
Job Details:
The Senior Systems Engineer - Technical Operations provides advanced systems engineering, technical operations, and cybersecurity sustainment support for a globally distributed Department of Defense (DoD) Intelligence, Surveillance, and Reconnaissance (ISR) program supporting 24x7 worldwide operations.
Reporting to the Systems Engineering Operation Manager, the incumbent serves as a senior technical contributor responsible for Tier III engineering support, enterprise troubleshooting, systems integration, lifecycle sustainment, and security patch management across multiple production environments. This position works closely with engineering, cybersecurity, operations, and Government stakeholders to maintain mission-critical infrastructure while ensuring system availability, security compliance, and operational readiness.
Key Responsibilities
  • Provide Tier III engineering support for enterprise systems, applications, networking, virtualization, and storage environments.
  • Plan, test, and implement operating system, application, firmware, and security patches across development, test, and production environments.
  • Perform vulnerability remediation in accordance with DISA STIGs, RMF requirements, and customer-directed timelines.
  • Troubleshoot complex Linux, Windows, network, storage, and application issues.
  • Support systems integration, technology refresh, upgrades, and lifecycle sustainment activities.
  • Analyze ACAS/Tenable vulnerability findings and validate remediation efforts.
  • Support change management, configuration management, and engineering documentation.
  • Perform root cause analysis and develop corrective actions for operational issues.
  • Provide engineering support to worldwide operations and Field Service Representatives.
  • Support technical proposals, engineering estimates, and modernization initiatives as required.

Minimum Qualifications
  • Bachelor's degree in Engineering, Computer Science, Information Systems, or related technical field (or equivalent experience).
  • Active DoD Secret Clearance with the ability to obtain a Top Secret clearance.
  • 6+ years supporting enterprise DoD or Intelligence Community systems.
  • 4+ years providing Tier III systems engineering or technical operations support.
  • Demonstrated experience planning and executing enterprise security patching across multiple environments.
  • Strong experience with Linux and Windows administration, virtualization, enterprise networking, and storage technologies.
  • Experience implementing DISA STIGs, RMF controls, and vulnerability remediation using ACAS/Tenable or similar tools.
  • Strong analytical, troubleshooting, and communication skills.

Preferred Qualifications
  • Security+, CISSP, CASP+, RHCSA/RHCE, VMware VCP, CCNP, or similar certification.
  • Experience supporting DISA, NGA, SOCOM, or Combatant Command programs.
  • Experience with Cross Domain Solutions (CDS), Kubernetes, VMware, cloud infrastructure, and automation scripting (PowerShell, Bash, or Python).
  • Familiarity with ISR architectures and mission-critical operational environments.

The description provided above is not intended to be an exhaustive list of all job duties, responsibilities and requirements. Duties, responsibilities and requirements may change over time and according to business need.
Cubic Pay Range:
$123,000.00 - $160,000.00 + benefits.
The Cubic pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Worker Type:
Employee
We are committed to creating an inclusive workplace and welcome applications from people of all backgrounds. We do not discriminate based on any protected characteristic under applicable law.

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