IT Operations Specialist, Tier 3 — TS/SCI Clearance

CACI International Inc; Washington (District of Columbia); On-site; USD 103,800 - 218,100; Full time

Job summary

CACI International Inc in Washington, DC, is seeking an IT Operations Specialist - Tier 3 to support the DIA mission. The role focuses on 24/7 infrastructure operations, incident analysis, and advanced troubleshooting across Windows, Linux, storage, and network domains.

You will coordinate with engineering, perform patching and maintenance, develop test cases, and contribute to continual service improvement while working in a security-cleared environment.

Qualifications

• Must hold a current TS/SCI clearance with the ability to obtain poly before start.
• DOD 8140 Certification applicable to role (minimum Security+).
• AA/BS/MS/PhD with the corresponding years of experience.
• Vendor, professional or OEM certification is required.
• Minimum of 6 years hands-on IT hardware/software experience.
• Ability to coordinate with engineering resources and work with writers/peers.
• Willingness to learn new skills and technologies.

Responsibilities

• Support 24/7 operations across infrastructure, devices, products, and solutions.
• Provide Tier 3 incident analysis, troubleshooting, and hands-on maintenance.
• Coordinate with Engineering for advanced troubleshooting.
• Perform maintenance, updates, and upgrades per schedules.
• Patch management across workstations/servers and security domains.
• Monitor capacity, performance, and SLAs to prevent incidents.
• Contribute to CSI by researching new technologies.
• Develop test cases and scripts for beta/acceptance testing.
• Collaborate with Government stakeholders to refine requirements.

Skills

Incident analysis

Troubleshooting

Coordination with engineering

Continual Service Improvement

Learn new skills

Education

AA + 14+ years experience

BS/BA + 12+ years experience

MS/MA + 10+ years experience

PhD + 8+ years experience

DOD 8140 Certification

Tools

Windows Server

RHEL

Active Directory

VMware vSphere/ESXi

NetApp ONTAP

Dell Storage Data Domain

SAN/NAS

Commvault

Veeam

Veritas Backup

InfoBlox

Microsoft SCCM/MECM

WSUS

Red Hat Satellite

Nessus/ACAS

Microsoft SQL Server

Oracle Database basics

SolarWinds/Splunk/MSCOM

T-SQL querying

Job description

CACI International Inc in Washington, DC, is seeking an IT Operations Specialist - Tier 3 to support the DIA mission. The role focuses on 24/7 infrastructure operations, incident analysis, and advanced troubleshooting across Windows, Linux, storage, and network domains.

You will coordinate with engineering, perform patching and maintenance, develop test cases, and contribute to continual service improvement while working in a security-cleared environment.