IT Customer Service

L3Harris Technologies

End User Desktop Support position requiring Windows knowledge at L3Harris. Focused on providing desktop support and troubleshooting in a classified environment.

Posted 4/14/2026full-timeRochester • New York • 🇺🇸 United StatesJuniorMid-Level💰 $52,500 - $97,500 per yearWebsite

Tech Stack

Tools & technologies

ServiceNow

About the role

Key responsibilities & impact

Responsible for day-to-day support of desktop Microsoft Windows in a closed environment, virtual, or physical
Manage assigned tickets in ServiceNow at required SLA levels and escalate tickets to higher-level support as required
Provide direct front end support to users, first level support for desktop-related items such as application issues and other IT-related issues including application, voice (phone), and data access issues
Deliver new systems to employees and remove equipment as required following the processes dictated by the security team
Support ongoing projects to replace or upgrade existing IT equipment as required
Assist with RMF and ICD 503 compliance as required by security
Utilize excellent written and verbal communication skills at all levels of the organization
Ability to travel between L3Harris facilities within the Rochester area

Requirements

What you’ll need

Active Top Secret/SCI security clearance and willingness to submit to a CI Poly
Security+ CE or any DoD 8570 IAT Level I or higher approved certification
Bachelor’s Degree and a minimum of 2 years of prior related experience;
Or, Graduate Degree or equivalent with 0 to 2 years of prior related experience;
Or, in lieu of a degree, a minimum of 6 years of prior related experience

Benefits

Comp & perks

health and disability insurance
401(k) match
flexible spending accounts
EAP
education assistance
parental leave
paid time off
company-paid holidays

ATS Keywords

✓ Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

Microsoft WindowsServiceNowIT supportapplication issuesvoice supportdata accessequipment upgradeRMF complianceICD 503 compliance

Soft Skills

written communicationverbal communication

Certifications

Top Secret/SCI security clearanceSecurity+ CEDoD 8570 IAT Level I