IT Support Specialist

Haystack

4+ years

United States

Full-time

$52,900-$108,000/yr

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Skills

Tier I/II/III support Windows-based systems Linux environments antivirus/anti-malware management desktop OS imaging cloud services VTC/VoIP administration LAN technologies (Layer 2 switching, Layer 3 routing)

About the role

Support secure environments, particularly those within the defense sector. Requires TS/SCI clearance, CompTIA Security+ certification, and 4+ years experience supporting secure DoD environments.

Requirements

4+ years experience supporting secure environments such as DoD
4+ years Tier I/II/III support for Windows-based systems
Experience supporting Windows and Linux in production
Bachelor degree required
CompTIA Security+ Certification
TS/SCI clearance required
Active TS/SCI security clearance

What you'll do

Provide in-depth support and lead problem-solving for technology products
Support secure environments within the defense sector
Offer Tier I, II, III support for Windows-based systems
Manage antivirus and anti-malware products

Where this was posted

linkedin.com
https://linkedin.com/jobs/view/445352395611d ago

Seen 11d ago · first found Aug 15, 2026