Tier 2 Systems Administrator

Job Title: Tier 2 Systems Administrator

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI with Polygraph

Employee Type: Regular

Percentage of Travel Required: None

Type of Travel: None

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The Opportunity:

We are seeking a skilled and motivated Tier 2 System Administrator to join our growing IT team. In this role, you will serve as an escalation point for Tier 1 support and be responsible for maintaining and troubleshooting mission critical IT systems, supporting end users, and ensuring the security and performance of our infrastructure. This position is ideal for a tech-savvy professional with strong problem-solving skills and a passion for technology.

Responsibilities:

Provide advanced technical support for hardware, software, database, custom software and network-related issues escalated from Tier 1.

Administer and maintain servers (Windows, Linux, Solaris), desktops and applications, printers and peripheral equipment, Active Directory and virtual environments (VMware).

Perform system health checks, monitor system performance and ensure backups are running for restoration capability.

Assist in onboarding/offboarding of users, including account setup and access controls.

Document technical issues, solutions, and processes in ticketing systems and knowledge bases.

Qualifications:

Required:

Must have an active TS/SCI with Poly

Must have at least an IAT Level II Certification: Such as Security+

Must be willing to participate in weekly day support hours rotation - 7-3, 8-4, 9-5, 10-6 and an after-hours on-call support rotation

2-4 years of hands-on experience in a system or IT support role

Strong knowledge and experience with command line in a Unix Environment, Windows Server, Windows desktop, Active Directory, DNS, and Group Policy

Experience with virtualization technologies (VMware)

Proficiency in troubleshooting custom software, network connectivity and performance issues

Strong understanding of security best practices and data protection

Excellent communication and interpersonal skills

Desired:

Scripting knowledge (PowerShell, Python, Bash, etc.)

Experience with ticketing systems (e.g., ServiceNow, HelpNow, Jira, Confluence)

Exposure to ITIL practices or formal change management best practices

Prior experience supporting real-time operations/Mission Critical infrastructure

Familiarity with CISCO switches and firewalls

Familiarity and experience with infrastructure monitoring tools (SCOM preferred)

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:
$86,600 - $181,800

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.