Infrastructure/Systems Administration

CACI International Inc; Sarasota (FL); On-site; USD 60,000 - 123,000; Full time

Job summary

CACI International Inc in Sarasota, FL is seeking an Infrastructure/Systems Administration professional to support both unclassified and classified environments. You will image, configure, and deploy desktops and laptops, manage OS, encryption, and data protection, and troubleshoot end-user issues.

This role requires TS/SCI with polygraph, a related technical degree or equivalent experience, at least three years in IT, and a current Security+ certification.

Qualifications

• Active TS/SCI clearance with polygraph.
• Bachelor’s degree in a related technical field, or equivalent experience.
• Minimum of three years in a related IT role.
• Proficiency with Windows desktop operating systems and Dell hardware.
• Strong skills in Microsoft Outlook and end‑user support.
• Solid understanding of networking fundamentals and troubleshooting.
• Excellent written and verbal communication skills with a strong customer‑service mindset.
• Ability to work independently with minimal supervision.
• Strong time‑management and prioritization abilities.
• Current Security+ certification.
• Linux training or hands‑on Linux experience.

Responsibilities

• Image, configure, and deploy physical and virtual desktops. Troubleshoot and repair hardware including desktops, laptops, zero clients, monitors, and docking stations.
• Manage operating systems, BIOS settings, disk encryption, and data protection.
• Install, update, and troubleshoot end‑user applications and certificates.
• Restore and migrate user data, apply and troubleshoot file permissions, and decrypt inaccessible files as needed.
• Document work clearly in ticketing systems while meeting established SLAs.
• Patch network ports, trace cabling, and assist with network switch installations.
• Apply patches to Linux systems and troubleshoot Linux‑based issues.
• Work with remote teams to resolve complex hardware and software problems.
• Perform Nessus vulnerability scans and remediate findings.
• Configure multifunction print/scan/fax devices, coordinate vendor replacements, and troubleshoot connectivity.
• Support user moves, including computers, phones, and network connectivity.
• Collaborate with other IT teams to support broader organizational initiatives.
• Provide support across both unclassified and classified systems.

Skills

Active TS/SCI clearance with polygraph

Windows desktop OS

Dell hardware

Microsoft Outlook

Networking fundamentals

Customer-service mindset

Time management

Independent work

Education

Bachelor’s degree or equivalent

Job description

Job Title: Infrastructure/Systems Administration

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI with Polygraph

Employee Type: Regular

Percentage of Travel Required: Up to 25%

Type of Travel: Outside Continental US

The Opportunity

Join a dynamic, mission‑driven IT team supporting both unclassified and classified environments. In this role, you’ll work hands‑on with modern infrastructure, solve complex technical challenges, collaborate with talented professionals, and play a key part in ensuring users have reliable, secure systems. If you enjoy variety in your work, continuous learning, and making a meaningful impact, this opportunity is for you.

Responsibilities

• Image, configure, and deploy physical and virtual desktops. Troubleshoot and repair hardware including desktops, laptops, zero clients, monitors, and docking stations.
• Manage operating systems, BIOS settings, disk encryption, and data protection.
• Install, update, and troubleshoot end‑user applications and certificates.
• Restore and migrate user data, apply and troubleshoot file permissions, and decrypt inaccessible files as needed.
• Document work clearly in ticketing systems while meeting established SLAs.
• Patch network ports, trace cabling, and assist with network switch installations.
• Apply patches to Linux systems and troubleshoot Linux‑based issues.
• Work with remote teams to resolve complex hardware and software problems.
• Perform Nessus vulnerability scans and remediate findings.
• Configure multifunction print/scan/fax devices, coordinate vendor replacements, and troubleshoot connectivity.
• Support user moves, including computers, phones, and network connectivity.
• Collaborate with other IT teams to support broader organizational initiatives.
• Provide support across both unclassified and classified systems.

Qualifications

Required:

• Active TS/SCI clearance with polygraph.
• Bachelor’s degree in a related technical field, or equivalent experience in lieu of a degree
• Minimum of three years in a related IT role.
• Proficiency with Windows desktop operating systems and Dell hardware.
• Strong skills in Microsoft Outlook and general end‑user support.
• Solid understanding of networking fundamentals and troubleshooting.
• Excellent written and verbal communication skills with a strong customer‑service mindset.
• Ability to work independently with minimal supervision.
• Strong time‑management and prioritization abilities.
• Current Security+ certification.

Desired

• Linux training or hands‑on Linux experience.

What You Can Expect

A culture of integrity.

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high‑performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.

An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.

Pay Range

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

The Proposed Salary Range For This Position Is

$60,100 - $123,200

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.