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Tier 3 IT Support Technician
Tier 3 IT Support Technician-March 2024
Washington
Mar 29, 2026
About Tier 3 IT Support Technician

Amentum is seeking a Tier 3 IT Support Technician to join our team and support our Washington, DC customer. We are looking for team members who are passionate about making a difference by working on critical efforts we manage as a premier government contractor.

You enjoy providing Tier 3 support while multitasking in a fast-paced environment and utilizing the ServiceNow ticketing system. One of your strong points is your eagerness to learn and how you are proactive in asking questions when you need more information. As a team player, you thrive in helping your colleagues and look forward to supporting our customers professionally.

Responsibilities:

Provide Tier 3 IT desk side and/or call center support to end users for complex software and hardware troubleshooting

Installs, modifies, and repairs computer hardware and software both in person and using remote access tools

Provide support for on-site and remote (via Citrix) technology integration including laptops, printer networks, and VOIP systems

Applies basic diagnostic techniques to identify problems, investigate causes, and recommend solutions

Utilize ServiceNow to create, update, and close incident and service requests

Assist with configuration and support for agency issued mobile devices

Help mentor and train colleagues and junior technicians with core IT principles and technologies

Provide excellent customer service, while serving as a technical expert and liaison to NIH clients and contract staff

Maintains current knowledge of relevant technology as assigned

Here at Amentum, we are purpose-driven with a fierce commitment to deliver on our promises. We create trailblazing solutions, have unwavering integrity, and embrace inclusion and collaboration. Our team is excited to help customers solve today’s and tomorrow’s problems, giving confidence and reassurance that together we’ll accomplish mission success.

Minimum Requirements:

At least 5 years of experience providing desk side and/or service desk IT support, specializing in troubleshooting end-user issues with hardware and software

CompTIA A+ certification may be substituted for 1 year of experience

ServiceNow ticketing system experience

Experience averaging about 10–12 tickets a day

Experience troubleshooting Microsoft 365, including Outlook and Teams

Multi-factor authentication (MFA) troubleshooting experience

Experience with hardware and memory installations, laptop/desktop imaging and backups, system updates, and software pushes

Understanding of enterprise-level IT environments

Working knowledge of computers, printers, and scanners, including how these pieces of technology interact with each other, including assembly, installation, configuration, testing, troubleshooting, and repairing hardware and peripherals

Must be able to obtain and maintain facility credentials/authorization. Note: US Citizenship is required for facility credentials/authorization at this work location.

Preferred Qualifications:

BigFix experience

Experience in a high-paced, customer-service focused environment

Excellent writing, communication, and organizational skills

Ability to work independently with initiative

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, religion, color, sex, gender, national origin, age, United States military veteran’s status, ancestry, sexual orientation, marital status, family structure, medical condition including genetic characteristics or information, veteran status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law.

Labor Law Posters (https://postings.govdocs.com/#/vxSkbztPuAwwxfs)

EEO including Disability/Protected Veterans

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