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Tier 3 Support Jobs in Reston, VA (NOW HIRING)

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NOC Technician Tier 3

Washington, DC · Hybrid

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Koniag Technology Solutions, Inc, a Koniag Government Services company , is seeking a NOC Technician Tier 3 to support KTS and our government customer in Washington, DC. This position requires the ...

AAC

End User Tier 3

Washington, DC · On-site

$90K - $110K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Provide Tier 3 end user system administration support via telephone, deskside, or remote to users related to their hardware, network connectivity, operating systems, email, end user and business ...

AT&T

Tier III Network Engineer - Senior (Government)

Mclean, VA · On-site

$89K - $175K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Provide Tier 3 support to the Network Operations Center (NOC). * Supports an organization's local area network (LAN), wide area network (WAN), customer networks, Intranet and Internet and other data ...

JFL Consulting LLC

SOC Analyst Tier 3

Springfield, VA

$140K - $180K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We support your growth through certification reimbursement, dedicated professional development ... Tier 3/IR analysts are activated for severe incidents and are the primary interface to the Tier 4 ...

JFL Consulting, LLC

SOC Analyst Tier 3

Springfield, VA · On-site

$140K - $180K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We support your growth through certification reimbursement, dedicated professional development ... Tier 3/IR analysts are activated for severe incidents and are the primary interface to the Tier 4 ...

JFL Consulting LLC

SOC Analyst Tier 3

Springfield, VA · On-site

$140K - $180K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We support your growth through certification reimbursement, dedicated professional development ... Tier 3/IR analysts are activated for severe incidents and are the primary interface to the Tier 4 ...

PlanIT Group, LLC

CIOCC Tier 3 Analyst

Rockville, MD · On-site

PlanIT Group, LLC is looking for a CIOCC Tier 3 Analyst who will be responsible for analyzing and ... Government support experience preferred but not required Company : PlanIT Group is an IT and ...

ActioNet, Inc.

Tier 3 Cybersecurity Analyst

Rockville, MD · On-site

$130K - $170K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Description Tier 3 Cybersecurity Analyst Location: Rockville, MD Position Overview The Tier 3 ... Support information risk management and information systems risk assessment activities by ...

AT&T

Tier III Network Engineer - Expert (Government)

Mclean, VA · On-site

$89K - $198K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Provide Tier 3 support to the Network Operations Center (NOC). * Supports an organization's local area network (LAN), wide area network (WAN), customer networks, Intranet and Internet and other data ...

ActioNet, Inc.

Tier 3 Cybersecurity Analyst

Rockville, MD · On-site

$130K - $170K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Description Tier 3 Cybersecurity Analyst Location: Rockville, MD Position Overview The Tier 3 ... Support information risk management and information systems risk assessment activities by ...

ActioNet, Inc.

Tier 3 Cybersecurity Analyst

Rockville, MD

$130K - $170K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Description Tier 3 Cybersecurity Analyst Location: Rockville, MD Position Overview The Tier 3 ... Support information risk management and information systems risk assessment activities by ...

ActioNet

Tier 3 Cybersecurity Analyst

Rockville, MD

$130K - $170K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Description Tier 3 Cybersecurity Analyst Location: Rockville, MD Position Overview The Tier 3 ... Support information risk management and information systems risk assessment activities by ...

ActioNet

Tier 3 Cybersecurity Analyst

Rockville, MD

$130K - $170K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Tier 3 Cybersecurity Analyst Location: Rockville, MD Position Overview The Tier 3 Cybersecurity ... Support information risk management and information systems risk assessment activities by ...

ActioNet

Tier 3 Cybersecurity Analyst

Rockville, MD

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Tier 3 Cybersecurity Analyst Location: Rockville, MD Position Overview The Tier 3 Cybersecurity ... Support information risk management and information systems risk assessment activities by ...

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Showing results 41-60

All JobsTier 3 Support JobsTier 3 Support Jobs in Reston, VA

Tier 3 Support information

See Reston, VA salary details

$15

$27

$46

How much do tier 3 support jobs pay per hour?

As of Aug 14, 2026, the average hourly pay for tier 3 support in Reston, VA is $27.10, according to ZipRecruiter salary data. Most workers in this role earn between $20.00 and $29.52 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 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 a Tier 3 Support?

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.

What are popular job titles related to Tier 3 Support jobs in Reston, VA?

For Tier 3 Support jobs in Reston, VA, the most frequently searched job titles are:

What job categories do people searching Tier 3 Support jobs in Reston, VA look for?

The top searched job categories for Tier 3 Support jobs in Reston, VA are:

Tier 3 Support jobs near you
Infographic showing various Tier 3 Support job openings in Reston, VA as of August 2026, with employment types broken down into 1% As Needed, 71% Full Time, 23% Part Time, and 5% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $56,366 per year, or $27.1 per hour.

Helpdesk Technician - Tier III

CELESTIAL INNOVATIONS GROUP LLC

Washington, DC • On-site

$90K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 5 days ago

Job description

Benefits:
  • 401(k)
  • Dental insurance
  • Health insurance
  • Paid time off
  • Training & development
  • Vision insurance

Location: Washington, DC
Clearance: Public Trust
Employment Type: Full-Time
Must be located in the DC Metro Area as this role requires onsite and remote support.
Company Description
Celestial Innovations Group (CIG) is a fast-moving, mission driven technology firm working at the intersection of innovation, national security, and digital transformation. We support forward-thinking government agencies with cutting edge capabilities in cybersecurity, cloud, AI/ML, and IT modernization. At CIG, we don’t just check boxes. We solve real-world problems that matter.
We’re building a culture where smart, curious, and driven people thrive. This is a place where your voice matters, your work has impact, and your growth is part of the mission. If you're looking for a team that values trust, clarity, and the power of innovation, this is where you want to be.
Overview
The Tier III Systems Administrator provides expert-level technical support, system administration, and problem resolution for enterprise IT environments supporting government missions. This role handles high-complexity issues, system maintenance, and infrastructure-level support.
Key Responsibilities
  • Serve as the Tier III escalation point for issues elevated from Tier II Help Desk personnel.
  • Provide Tier III technical support to PC technicians, including troubleshooting, repairing, installing, and configuring printers, scanners, cameras, and all workstation-related hardware.
  • Maintain and administer enterprise print servers, including configuration changes required during printer refreshes or infrastructure updates.
  • Remotely deploy monthly system patches and security vulnerability updates to workstations using government-provided tools, including Microsoft SCCM and Windows SUS Services.
  • Provide intermediate to advanced troubleshooting support across Microsoft Office products, Active Directory, Exchange, patch management tools, and workstation environments.
  • Develop, maintain, test, and update approved workstation images for all authorized USCP workstation configurations across the enterprise, ensuring monthly updates and compliance.
  • Administer Windows Server environments, Active Directory, DNS, DHCP, and Group Policies, ensuring stability, security, and performance.
  • Support configuration, monitoring, and optimization of infrastructure components across servers, workstations, and enterprise systems.
  • Conduct vulnerability remediation efforts, including scanning, analysis, remediation tracking, and reporting in coordination with cybersecurity teams.
  • Manage and maintain service accounts, system utilities, and administrative tools for servers and workstation environments.
  • Develop, update, and maintain PowerShell scripts for automation, configuration management, and administrative tasks.
  • Troubleshoot escalated multi-system issues and perform root-cause analysis, recommending long-term solutions to prevent recurrence.
  • Maintain documentation, configuration baselines, deployment procedures, and operational processes.
  • Coordinate the development, testing, and on-schedule releases of customized images in collaboration with contractors and technical teams.
  • Implement system improvements, migrations, and upgrades while ensuring alignment with federal security requirements, STIGs, and configuration standards.
  • Work closely with cybersecurity, engineering, and program teams to support mission-critical systems and enterprise operations.
Required Qualifications
  • Must possess an industry-recognized certification such as CompTIA A+, MCSE, or equivalent.
  • Minimum 5 years of experience administering Windows 10/11 in enterprise environments.
  • Minimum 5 years of experience with SCCM (intermediate level or above) for managing servers, deploying patches, and maintaining workstation environments.
  • Minimum 5 years of experience developing, testing, and deploying workstation images for government or private-sector organizations.
  • Expert-level experience with Microsoft Windows 10/11, Office 365 (Email, Teams, OneDrive), and Exchange/Outlook support.
  • Expert-level experience creating, maintaining, and updating PowerShell scripts for automation and administrative tasks.
  • Experience troubleshooting and maintaining print servers, enterprise printing systems, and printer configurations.
  • Ability to diagnose and resolve complex Tier III issues including patch management, security vulnerabilities, and multi-system failures.
  • Ability to provide clients with security vulnerability remediation guidance, tracking, and reporting, including collaboration with other IT teams.
  • Experience maintaining and managing service accounts, system utilities, and server-based software components.
  • Experience conducting ad-hoc vulnerability scans and executing remediation activities across workstations.
  • Strong understanding of Active Directory, GPO management, security hardening, and enterprise infrastructure services.
  • Ability to obtain and maintain required government clearance.

Flexible work from home options available.