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Computer Network Defense Analyst Jobs in California

Addman Engineering

Network Analyst

Irvine, CA · On-site

$85K - $105K/yr

As a Network Analyst located at our Irvine, CA site, your primary duties are to install and ... Bachelor's degree in computer science or a related field. * 5-8+ years of experience designing ...

Sigma Defense

1699 - Network Engineer IV

San Diego, CA

$125K - $145K/yr

Sigma Defense is seeking a Network Engineer IV to support our team in San Diego, CA. The Network ... CCNA/CCNP Computer Programs/Software: * Linux (RHEL) * Windows Server * Cisco IOS/NX-OS * Juniper ...

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All JobsComputer Network Defense Analyst JobsComputer Network Defense Analyst Jobs in California

Computer Network Defense Analyst information

See California salary details

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$39

$61

How much do computer network defense analyst jobs pay per hour?

As of Jul 4, 2026, the average hourly pay for computer network defense analyst in California is $39.90, according to ZipRecruiter salary data. Most workers in this role earn between $31.30 and $47.45 per hour, depending on experience, location, and employer.

What does a Computer Network Defense Analyst do?

A Computer Network Defense Analyst is responsible for protecting an organization’s digital infrastructure from cyber threats. They monitor network traffic for suspicious activity, analyze security breaches, and implement measures to prevent future attacks. Their work involves using specialized tools to detect, investigate, and respond to security incidents, as well as ensuring compliance with cybersecurity policies. They also collaborate with other IT professionals to strengthen the organization's overall security posture.

What is the difference between Computer Network Defense Analyst vs Cybersecurity Analyst?

AspectComputer Network Defense AnalystCybersecurity Analyst
CertificationsCompTIA Security+, CISSP, CEHCompTIA Security+, CISSP, CEH
Work EnvironmentGovernment agencies, military, defense contractorsPrivate sector, corporations, consulting firms
Primary FocusMonitoring, defending, and responding to network threatsBroader security measures including risk assessment and policy development

Computer Network Defense Analysts primarily focus on protecting networks from cyber threats through monitoring and incident response, often within government or defense sectors. Cybersecurity Analysts have a broader scope, including risk management and security policy, working across various industries. Both roles require similar certifications and skills but differ in their specific responsibilities and work environments.

What are the key skills and qualifications needed to thrive as a Computer Network Defense Analyst, and why are they important?

To thrive as a Computer Network Defense Analyst, you need a strong background in cybersecurity principles, network protocols, intrusion detection, and typically a degree in computer science or related field. Familiarity with security information and event management (SIEM) tools, firewalls, and industry certifications such as CompTIA Security+, CEH, or CISSP is highly valued. Analytical thinking, attention to detail, and effective communication are crucial soft skills that set top analysts apart. These competencies enable timely threat detection, incident response, and effective protection of organizational networks from cyber threats.

What are common challenges Computer Network Defense Analysts face when responding to security incidents?

Computer Network Defense Analysts often encounter challenges such as rapidly identifying and containing threats in complex network environments and distinguishing between false positives and genuine security incidents. They must stay vigilant as cyber threats constantly evolve, requiring continuous learning and adaptation. Additionally, analysts frequently collaborate with IT teams, management, and sometimes law enforcement, making clear communication and quick decision-making essential during high-pressure situations.
What are popular job titles related to Computer Network Defense Analyst jobs in California? For Computer Network Defense Analyst jobs in California, the most frequently searched job titles are:
What job categories do people searching Computer Network Defense Analyst jobs in California look for? The top searched job categories for Computer Network Defense Analyst jobs in California are:
Computer Network Defense Analyst jobs near you
Network Analyst

Network Analyst

Addman Engineering

Irvine, CA • On-site

$85K - $105K/yr

Full-time

Posted 10 days ago

Job description

POSITION SUMMARY: This position is 100% on-site at our Irvine, CA location.
As a Network Analyst located at our Irvine, CA site, your primary duties are to install and maintain
hardware and software based on our business needs. You also test all firewalls across the company and
oversee user access to the system, as the security of the data transmitted over VPNs is essential. This role
will also provide on-site IT support for the Irvine site in conjunction with the rest of the IT team. Building
and maintaining the network infrastructure across all ADDMAN sites will be important to this role.
This position is subject to the International Traffic in Arms Regulations (ITAR) which requires U.S. citizen
status.
Requirements
ESSENTIAL JOB FUNCTIONS:
  • Technical support: Providing technical support for network components, including hardware and software.
  • Network performance: Monitoring network performance and integrity and suggesting improvements. Identify network requirements and assist with upgrades.
  • Design, configure, and maintain Fortinet firewalls across all sites. Develop and maintain security policies, NAT policies, VPNs, SD-WAN, and segmentation strategies.
  • Lead firewall upgrades, migrations, and disaster recovery testing.
  • Troubleshoot complex firewall, routing, and security-related issues.
  • Analyze logs and security events in coordination with cybersecurity teams.
  • Troubleshoot IT issues with hardware, including switches, computers, and other devices in the company.
  • Leads the development, implementation and maintenance of network infrastructure.
  • Uses knowledge of networking systems to help plan and install internal and external networks.
  • Configure and troubleshoot Layer 2 and Layer 3 switching.
  • Configure and troubleshoot routing protocols and WAN technologies.
  • Creates and/or updates network systems and cable plant documentation in various systems per established processes and standard
  • Independently analyze, isolate and diagnose complex problems, recommend remedial actions and implement resolution.
  • Works with cyber security to implement system security measures, assists with computer security plans and documentation and provides technical guidance and training.
  • Resolves cyber security issues by implementing and maintaining innovative technical solutions.

SKILL REQUIREMENTS:
  • Technical knowledge: An advanced understanding of network architecture, topologies, protocols, and programming applications.
  • Problem-solving skills: The ability to use diagnostic techniques and protocols to solve network related problems.
  • Communication skills: The ability to follow technical instructions and communicate effectively verbally and in writing.
  • IT Support Experience: Experience with managing and resolving IT support tickets.
  • Demonstrated experience with troubleshooting and diagnosing advanced network issues including configuration issues, routing issues, performance concerns, software bugs, ISP connectivity, ISP routing and hardware failures.

QUALIFICATIONS:
  • Bachelor's degree in computer science or a related field.
  • 5-8+ years of experience designing, implementing, and supporting enterprise network infrastructure, including firewalls, routing, switching, VPNs, wireless networks, and multi-site WAN environments.
  • Fortinet NSE / FCF / FCSS certifications
  • CCNA or CCNP
  • Network+
  • Security+
  • Analytical and communication skills.

WORK ENVIRONMENT:
  • The performance of this position will require exposure to the manufacturing areas where all areas require the use of personal protective equipment such as safety glasses, hearing protection, and other mandatory safety equipment.
  • For the most part, ambient temperatures with typical plant lighting and manufacturing equipment are present throughout the facility.

PHYSICAL DEMANDS:
  • Sit and stand as needed. Walking primarily on a level surface for periodic periods throughout the day.
  • Reaching above shoulder height, below the waist, or lifting as required to reach documents or store materials throughout the workday. Proper lifting techniques required.
  • Ability and comfortability to work in small confine spaces while following proper safety protocol.

SAFETY AND POLICY PRACTICES:
Each employee must be knowledgeable of standard safety policies and procedures and adhere to the
same while supporting the goals and objectives of the organization and recognizing the Company's need
to achieve its business objectives. Each employee is responsible for complying with company hazardous
waste disposal procedures.
AFFIRMATIVE ACTION:
ADDMAN Engineering is proud to be an Equal Opportunity Employer of Minorities, Women, Protected
Veterans, and Individuals with Disabilities. All terms and conditions of employment will be administered
without regard to an individual's sex, gender identity, sexual orientation, race, color, religious creed,
national origin, physical or mental disability, protected veteran status, or any other characteristic
protected by applicable law.
NOTE: This job description is intended to describe the general level of work being performed.
This job description is not intended to be all-inclusive. The duties of this position may change from
time to time, and the employee may perform other related duties to meet the ongoing needs of
the organization. ADDMAN Engineering reserves the right to add, delete or modify these duties
and responsibilities at its discretion. Reasonable accommodations may be made to enable
individuals with disabilities to perform the essential functions of this position. Employment is at
will, and nothing in this job description is intended to create or imply a contractual relationship
or alter the at-will status of the employee.
Salary Description
$85,000 to $105,000

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