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Cyber Security System Administrator Jobs (NOW HIRING)

Kros-Wise

System Administrator

San Diego, CA

This role is responsible for maintaining servers, networks, and cybersecurity compliance across classified and unclassified systems. You'll work closely with senior administrators and cybersecurity ...

TIER4 GROUP

System Administrator

Atlanta, GA

The System Administrator is responsible for managing, configuring, and implementing systems while ... Implement and adhere to cybersecurity principles for enterprise applications. * Follow ...

STraffic

System Administrator

Vienna, VA · On-site

Job Title: System Administrator Department: Management Reports To: Head of Corporate Services ... Cybersecurity & Compliance * Monitor and respond to security incidents, alerts, and vulnerabilities.

Kros-Wise

System Administrator

San Diego, CA · On-site

$100K - $135K/yr

This role is responsible for maintaining servers, networks, and cybersecurity compliance across classified and unclassified systems. You'll work closely with senior administrators and cybersecurity ...

InterSources Inc

System Administrator

Manhattan, NY · On-site

... Cybersecurity, IT and Business groups as well as provide technical advice and guidance to ... Network Administrator, System/Network Engineer or similar capacity. • Proficient with ...

Cymertek

Network System Administrator

Aurora, CO · On-site

$71K - $96K/yr

Network System Administrator LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this ... Cybersecurity, Systems Administration, Information Systems, Electrical Engineering ...

Cymertek

Network System Administrator

Reston, VA · On-site

$73K - $98K/yr

Network System Administrator LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this ... Cybersecurity, Systems Administration, Information Systems, Electrical Engineering ...

Cymertek

Network System Administrator

Honolulu, HI · On-site

$69K - $93K/yr

Network System Administrator LOCATION Honolulu, HI 96815 CLEARANCE TS/SCI Full Poly (Please note ... Cybersecurity, Systems Administration, Information Systems, Electrical Engineering ...

Entarian

System Administrator

Honolulu, HI · On-site

$65K - $120K/yr

The C2 System Administrator will provide technical expertise, implementation, maintenance ... Enforce cybersecurity compliance by applying DoD STIGs and ensuring successful weekly vulnerability ...

Kraken Kinetics

System Administrator

Pinehurst, NC · On-site

$125K - $145K/yr

It is not responsible for cybersecurity strategy or CMMC/NIST compliance ownership (that sits with ... Own and administer company IT hardware, network systems, and (soon) on-premises server ...

Entarian

$65K - $120K/yr

The C2 System Administrator will provide technical expertise, implementation, maintenance ... Enforce cybersecurity compliance by applying DoD STIGs and ensuring successful weekly vulnerability ...

Cymertek

Network System Administrator

San Antonio, TX · On-site

$63K - $85K/yr

Network System Administrator LOCATION San Antonio, TX 78208 CLEARANCE TS/SCI Full Poly (Please note ... Cybersecurity, Systems Administration, Information Systems, Electrical Engineering ...

Cymertek

Network System Administrator

Tysons, VA · On-site

$70K - $94K/yr

Network System Administrator LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this ... Cybersecurity, Systems Administration, Information Systems, Electrical Engineering ...

Cymertek

Network System Administrator

Chantilly, VA · On-site

$72K - $97K/yr

Network System Administrator LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note ... Cybersecurity, Systems Administration, Information Systems, Electrical Engineering ...

Entarian

System Administrator

Honolulu, HI

$65K - $120K/yr

The C2 System Administrator will provide technical expertise, implementation, maintenance ... Enforce cybersecurity compliance by applying DoD STIGs and ensuring successful weekly vulnerability ...

Kraken Kinetics

System Administrator

Pinehurst, NC · On-site

$125K - $145K/yr

It is not responsible for cybersecurity strategy or CMMC/NIST compliance ownership (that sits with ... Own and administer company IT hardware, network systems, and (soon) on-premises server ...

Kros-Wise

System Administrator

San Diego, CA · On-site

$100K - $135K/yr

This role is responsible for maintaining servers, networks, and cybersecurity compliance across classified and unclassified systems. You'll work closely with senior administrators and cybersecurity ...

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Cyber Security System Administrator information

See salary details

$65.5K

$90.9K

$116K

How much do cyber security system administrator jobs pay per year?

As of Aug 17, 2026, the average yearly pay for cyber security system administrator in the United States is $90,944.00, according to ZipRecruiter salary data. Most workers in this role earn between $85,000.00 and $94,500.00 per year, depending on experience, location, and employer.

What does a Cyber Security System Administrator do?

A Cyber Security System Administrator is responsible for managing, maintaining, and protecting an organization's computer systems and networks. They ensure that security protocols are in place, monitor for threats, respond to security breaches, and regularly update software to safeguard sensitive information. Their role often includes configuring firewalls, managing user permissions, and conducting audits to identify potential vulnerabilities. By implementing best practices and staying updated on emerging threats, they help prevent unauthorized access and data loss.

What are the key skills and qualifications needed to thrive as a Cyber Security System Administrator?

To thrive as a Cyber Security System Administrator, you need a strong understanding of network security, system administration, and risk management, typically supported by a degree in computer science or a related field. Familiarity with firewalls, intrusion detection systems, SIEM tools, and certifications like CompTIA Security+, CISSP, or CEH is highly valuable. Attention to detail, critical thinking, and strong problem-solving abilities are essential soft skills in this role. These skills ensure the integrity, confidentiality, and availability of organizational systems, protecting them from evolving cyber threats.

What are some common challenges faced by Cyber Security System Administrators, and how can they prepare for them?

Cyber Security System Administrators often face challenges such as staying updated with rapidly evolving threats, managing complex security configurations, and responding to potential security incidents. They must balance maintaining robust security protocols while ensuring system usability and minimal downtime. To prepare, administrators should engage in continuous learning, leverage automation tools, and collaborate closely with IT and security teams to implement best practices and coordinate incident response effectively.

What is the difference between Cyber Security System Administrator vs Network Security Engineer?

AspectCyber Security System AdministratorNetwork Security Engineer
CertificationsCompTIA Security+, CISSP, CISACCNP Security, CISSP, CEH
Work EnvironmentIT departments, data centers, enterprise networksNetwork infrastructure, security operations centers, cloud environments
Employer & Industry UsageBusinesses, government agencies, healthcareTelecommunications, finance, tech firms
Primary FocusManaging security systems, access controls, and policiesDesigning and implementing secure network architectures

While both roles focus on cybersecurity, the Cyber Security System Administrator primarily manages security systems and policies within an organization, whereas the Network Security Engineer designs and implements secure network solutions. Both roles require similar certifications and often work in overlapping environments, but their core responsibilities differ in scope and focus.

More about Cyber Security System Administrator jobs

What cities are hiring for Cyber Security System Administrator jobs?

Cities with the most Cyber Security System Administrator job openings:

What states have the most Cyber Security System Administrator jobs?

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What job categories do people searching Cyber Security System Administrator jobs look for?

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Cyber Security System Administrator jobs near you
Infographic showing various Cyber Security System Administrator job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 12% Part Time, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $90,944 per year, or $43.7 per hour.

System Administrator

Kros-Wise

San Diego, CA

Full-time

Re-posted 5 days ago

Job description

Overview

We are seeking a mission-focused Systems Administrator to support Navy enterprise IT environments. This role is responsible for maintaining servers, networks, and cybersecurity compliance across classified and unclassified systems. You'll work closely with senior administrators and cybersecurity personnel to ensure system availability, security posture, and performance in support of Fleet operations and depot modernization initiatives.

Key Responsibilities

  • Administer and support Windows and/or Linux-based systems, ensuring consistent uptime and secure configuration
  • Configure and troubleshoot Active Directory, DNS, DHCP, and GPOs
  • Perform routine maintenance: patching, backups, log reviews, and system health checks
  • Support virtualization environments (e.g., VMware, Hyper-V) and hybrid cloud deployments (e.g., Azure)
  • Assist in implementing and maintaining RMF controls, DISA STIGs, and security baselines
  • Monitor and respond to incidents, alerts, and user support requests
  • Document network/system configurations and standard operating procedures
  • Coordinate with cybersecurity, software, and helpdesk teams to ensure operational continuity

Minimum Qualifications

  • Bachelor's degree in Information Technology, Computer Science, or related field (or equivalent experience)
  • 4-6 years of hands-on experience in network and systems administration, preferably in a DoD environment
  • CompTIA Security+ Certification
  • Working knowledge of Windows Server, Active Directory, and basic networking principles
  • Familiarity with virtualization technologies (VMware, Hyper-V) and system hardening practices
  • Strong troubleshooting skills and the ability to work independently and as part of a team

Preferred Qualifications

  • Experience supporting DoD IT environments
  • Familiarity with RMF, STIGs, and vulnerability management tools (e.g., ACAS, Tenable, Nessus)
  • Experience with enterprise tools such as SCCM, WSUS, or SolarWinds
  • Knowledge of PowerShell scripting or automation tools

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