Top 6 Helpdesk technician tier iii Jobs in Washington Dc

Help Desk Technician Tier III - TS/SCI with Polygraph
General Dynamics Information Technology —Washington, DC
- $30.65 - $41.47 an hour
- Weekends as needed
- Mid-level
- 3 years
- High school diploma or GED
- Paid time off
- 401(k) matching
Helpdesk Technician - Tier II
CELESTIAL INNOVATIONS GROUP LLC —Washington, DC
- $70,000 a year
- Full-time
- Hybrid work
- Microsoft Outlook
- Mid-level
- 3 years
- Health insurance
- Dental insurance
Quick Apply
Helpdesk Technician - Tier III
CELESTIAL INNOVATIONS GROUP LLC —Washington, DC
- $90,000 a year
- Full-time
- Hybrid work
- Microsoft Outlook
- 5 years
- Senior level
- Health insurance
- Dental insurance
Quick Apply
Helpdesk Technician - Tier I
CELESTIAL INNOVATIONS GROUP LLC —Washington, DC
- $50,000 a year
- Full-time
- Hybrid work
- Microsoft Outlook
- Writing skills
- Windows
- Health insurance
- Dental insurance
Quick Apply
4d
Helpdesk Support (Senior) - Tysons
Agil3 Technology Solutions (A3T) —Tysons, VA
- Full-time
- Computer science
- Computer Science
- Engineering
- Travel reimbursement
- Paid holidays

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Help Desk Technician Tier III - TS/SCI with Polygraph

General Dynamics Information Technology -
Washington, DC

Apply Now

Job Details

$30.65 - $41.47 an hour

Benefits

Internal mobility program
Paid time off
401(k) matching

Qualifications

Customer communication
High school diploma or GED
Customer support ticket management
DoD 8570
TS/SCI with Polygraph
IAT
IAT Level II
Ticketing system technical support

Full Job Description

Your Impact

Own your opportunity to serve as a critical component of our nation’s safety and security. Make an impact by using your expertise to protect our country from threats.

Job Description

Transform technology into opportunity as a Helpdesk Technician with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you’ll be at the forefront of innovation and play a meaningful part in improving how agencies operate. At GDIT, people are our differentiator. As a Computer Operator/Analyst you will help ensure today is safe and tomorrow is smarter.

HOW A HELPDESK TECHNICIAN WILL MAKE AN IMPACT:

Provides network monitoring during customer core hours with 24/7 on-call support (on-call support includes weekends and holidays).

Ensures all problems reported by end users have been adequately documented and controls exist so only authorized staff can archive the end users' entries, as well as determine if there are sufficient controls to escalate issues according to priority.

Performs user account management per the Account Management Plan.

Performs advanced software installations and upgrades to operating systems and layered software packages.

Supports developing unique applications training lesson plans, for initial user and follow-on educational or refresher training distributing copies (hardcopy/electronic) of training materials and conducting training either on-site or over-the-phone.

Provides technical assistance and support related to computer systems, hardware, and software; respond to queries, run diagnostic programs, isolate problems, and determine and implement solutions.

Provides system updates and statuses to Government leadership with PowerPoint slides and Analysis of Alternatives PowerPoint briefings as needed.

Operates and maintains the necessary procedures, hardware, network connections, and software required to monitor all systems and trouble tickets from users.

Walk customers through problem-solving and follow up with customers to ensure issues are resolved.

Collects and evaluates incident reporting practices and operations.

Manages IT incidents and problems in general accordance with IT service management principles such as ITIL (IT Infrastructure Library).

Knowledge of Network connectivity troubleshooting, cable management, and fiber termination technologies.��

Will be responsible to assist in managing and modernizing LAN cabling.

Maintaining and updating records and tracking databases.

Alerting management to recurring problems and patterns of problems.

WHAT YOU’LL NEED TO SUCCEED:

Required Education and Experience: HS/GED + 3+ years

Certifications: DoD Manual 8570.01-M at the Information Assurance Technical (IAT) Level II role.

Security Clearance Level: Active TS/SCI clearance with Polygraph

Experience in working with a ticketing system, such as Remedy, SCSM, ServiceNow

Strong written and verbal communication skills along with a strong customer service focus and ability to work well as part of a team

Ability to resolve technical and other types of issues with little oversight

Location: On Customer Site

GDIT IS YOUR PLACE
At GDIT, the mission is our purpose, and our people are at the center of everything we do.

Growth: AI-powered career tool that identifies career steps and learning opportunities
Support: An internal mobility team focused on helping you achieve your career goals
Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
Community: Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY
Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.

#GDITCareers

#WeAreGDIT

#MD_Alumni2026

#VA_2026Alumni

#JET

Work Requirements

Years of Experience

3 + years of related experience

may vary based on technical training, certification(s), or degree

Certification

Travel Required

None

Citizenship

U.S. Citizenship Required

Salary and Benefit Information

The likely hourly rate for this position is between $30.65 - $41.47. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.
View information about benefits and our total rewards program.

Our Identity Verification Process

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.

Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Apply Now

Refine Your Search

helpdesk technician tier iii jobs in washington dc

Help Desk Technician Tier III - TS/SCI with Polygraph

Helpdesk Technician - Tier II

Helpdesk Technician - Tier III

Helpdesk Technician - Tier I

Helpdesk Support (Senior) - Tysons

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