Network and Systems Administrator
Company: CACI
Location: Norco
Posted on: April 3, 2026
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Job Description:
Job Title: Network and Systems Administrator Job Category:
Information Technology Time Type: Full time Minimum Clearance
Required to Start: Secret Employee Type: Regular Percentage of
Travel Required: Up to 10% Type of Travel: Continental US * * * The
Opportunity: We are seeking a highly skilled Network and Systems
Administrator to join our IT team. The ideal candidate will have
extensive knowledge of computer networking, system administration,
and cybersecurity, with a strong background in both traditional and
cloud-based technologies. Responsibilities: • Design, implement,
and maintain secure network architectures. • Manage and optimize
server and client operating systems. • Implement and maintain
virtualization technologies. • Ensure network and system security
through various methodologies. • Troubleshoot complex network and
system issues. • Perform system upgrades and maintenance. • Monitor
and optimize system/server performance. • Manage Active Directory
and other directory services. Qualifications: Required: • In-depth
knowledge of computer networking concepts, protocols, and network
security methodologies. • Expertise in system administration,
network, and operating system hardening techniques. • Pro?ciency
with traditional and cloud-based virtualization technologies. •
Strong understanding of network security architecture concepts. •
Comprehensive knowledge of network protocols (TCP/IP, DHCP, DNS). •
Mastery of server and client operating systems (Windows Server, Red
Hat Enterprise Linux). • Familiarity with enterprise IT
architecture. • Solid understanding of IT security principles and
methods. • Excellent diagnostic and troubleshooting skills for
connectivity and system component issues. • Pro?ciency in
installing system and component upgrades (physical and virtual). •
Experience in maintaining and troubleshooting virtual computing
environments. • Ability to correct physical and technical problems
impacting system/server performance. • Skill in identifying and
anticipating system/server performance, availability, capacity, or
con?guration problems. • Advanced operating system administration
skills (e.g., Active Directory management, data backups, system
performance optimization, hardware/software installation and
con?guration). Desired: • Bachelor's degree in Computer Science,
Information Technology, or related ?eld. • Minimum of 5 years of
experience in network and systems administration. • Relevant
certi?cations (e.g., CCNA, MCSE, RHCE) are 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:
$82,700 - 173,900 USD 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.
Keywords: CACI, San Clemente , Network and Systems Administrator, IT / Software / Systems , Norco, California
