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Computer Network Defense Jobs in California (NOW HIRING)

KBR, Inc.

Network Engineer

El Segundo, CA · On-site

Your contributions will be pivotal in designing and optimizing defense systems that ensure national ... Master's degree in Engineering, Mathematics, Physics, Computer Science, or equivalent technical ...

Accelint

Senior Network Engineer

San Diego, CA · On-site

$110K - $151K/yr

This role is part of our Highbury Defense Group (HDG) division, which specializes in C2, systems ... Bachelor's Degree in Computer Science, Information Technology, Information Systems or related field ...

Marvin Group

NETWORK ADMINISTRATOR II

Inglewood, CA

$75K - $86K/yr

... Marvin Group, a leading defense contractor, plays a crucial role in the development and ... Being on call to ensure that the network and computer systems are always functioning properly.

Marvin Group

NETWORK ADMINISTRATOR II

Inglewood, CA · On-site

$75K - $86K/yr

... Marvin Group, a leading defense contractor, plays a crucial role in the development and ... Being on call to ensure that the network and computer systems are always functioning properly.

US Navy

Tech Support / SysAd

Turlock, CA · On-site

$50K - $150K/yr

Manage computer networks and information systems. * Operate satellite and radio communications equipment. * Support cybersecurity and network defense operations. * Troubleshoot hardware and software ...

anduril

Senior Network Automation Engineer

Costa Mesa, CA · On-site

$110K - $151K/yr

... the defense industry, Anduril is changing how military systems are designed, built and sold ... Bachelor's degree in Computer Science, Information Technology, or a related technical field, or ...

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All JobsComputer Network Defense JobsComputer Network Defense Jobs in California

Computer Network Defense information

See California salary details

$31

$48

$61

How much do computer network defense jobs pay per hour?

As of Jun 27, 2026, the average hourly pay for computer network defense in California is $48.10, according to ZipRecruiter salary data. Most workers in this role earn between $36.30 and $61.68 per hour, depending on experience, location, and employer.

Is 40 too old for cyber security?

Computer Network Defense professionals can enter the field at any age, as experience, problem-solving skills, and continuous learning are highly valued. Many employers prioritize skills, certifications, and practical knowledge over age, making it possible to start or transition into cybersecurity at 40 or older.

How much does a computer network defense analyst make?

A computer network defense analyst typically earns between $70,000 and $110,000 annually, depending on experience, certifications, and location. Entry-level positions may start lower, while experienced analysts with certifications like CISSP or CEH can earn higher salaries. The role often involves working with security tools and monitoring network activity to prevent cyber threats.

What are some common challenges faced by professionals in Computer Network Defense roles?

Professionals in Computer Network Defense often face the challenge of keeping up with rapidly evolving cyber threats and attack techniques. The role requires continuous learning and real-time problem-solving as new vulnerabilities and exploits emerge frequently. Team members must also balance proactive threat hunting with responding to immediate incidents, often collaborating closely with IT, security operations, and management to ensure a resilient defense posture. Adaptability, strong communication, and an analytical mindset are key to thriving in this dynamic environment.

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

To excel in Computer Network Defense, professionals need a strong understanding of network protocols, cybersecurity principles, and threat analysis, often supported by a degree in information security or computer science. Familiarity with intrusion detection systems (IDS), firewalls, SIEM platforms, and certifications such as CompTIA Security+ or CISSP are commonly required. Analytical thinking, attention to detail, and effective communication are valuable soft skills for this role. These competencies are crucial for proactively identifying vulnerabilities, responding to incidents, and safeguarding organizational networks from evolving cyber threats.

Is SOC an entry level job?

A Security Operations Center (SOC) analyst role can be entry-level, especially for positions labeled as SOC analyst I or junior SOC analyst. However, many SOC roles require some prior knowledge of networking, security tools, and certifications like CompTIA Security+ or Cisco CCNA, with higher-level positions demanding more experience. Entry-level SOC jobs often focus on monitoring security alerts and basic incident response.

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

AspectComputer Network DefenseCybersecurity Analyst
CertificationsCompTIA Security+, CISSP, CEHCompTIA Security+, CISSP, CEH
Work EnvironmentFocus on protecting network infrastructure, monitoring network traffic, and responding to network threatsBroader security analysis, including system vulnerabilities, incident response, and security policies
Employer & Industry UsagePrimarily in government, military, and large enterprise networksAcross various industries including finance, healthcare, and technology

Computer Network Defense and Cybersecurity Analyst roles share similar certifications and work environments, but Network Defense specializes in protecting network infrastructure specifically, while Cybersecurity Analysts handle a broader range of security tasks across systems and applications.

What is Computer Network Defense?

Computer Network Defense (CND) refers to the strategies, technologies, and processes used to protect computer networks and systems from unauthorized access, cyberattacks, and other security threats. CND professionals monitor network traffic, detect and respond to security incidents, and implement measures to prevent future attacks. Their work is critical for maintaining the confidentiality, integrity, and availability of information systems, especially in organizations that handle sensitive data. CND also involves regular vulnerability assessments, security policy enforcement, and incident response planning.

Can you make $500,000 a year in cyber security?

Computer Network Defense professionals can potentially earn $500,000 annually with advanced experience, specialized skills, and leadership roles such as security managers or consultants. Achieving this level often requires certifications like CISSP, extensive expertise, and working in high-demand or executive positions. Most cybersecurity roles have salaries below this threshold, but top-tier experts in certain sectors can reach or exceed this income level.
What are popular job titles related to Computer Network Defense jobs in California? For Computer Network Defense jobs in California, the most frequently searched job titles are:
What job categories do people searching Computer Network Defense jobs in California look for? The top searched job categories for Computer Network Defense jobs in California are:
Computer Network Defense jobs near you
Infographic showing various Computer Network Defense job openings in California as of June 2026, with employment types broken down into 1% Locum Tenens, 2% As Needed, 77% Full Time, 6% Part Time, 12% Contract, and 2% Nights. Highlights an 93% Physical, 3% Hybrid, and 4% Remote job distribution, with an average salary of $100,039 per year, or $48.1 per hour.
Space Network Systems Architect

Space Network Systems Architect

The Aerospace Corporation

El Segundo, CA • On-site

$69 - $92.50/hr

Full-time

Medical, Retirement, PTO

Posted 14 days ago

Job description

The Aerospace Corporation is the trusted partner to the nation's space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development center (FFRDC), we are broadly engaged across all aspects of space- delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you'll be part of a special collection of problem solvers, thought leaders, and innovators. Join us and take your place in space.

At the Mission Payloads Division (MPD), we are pioneers in remote sensing systems that guide our country's space enterprise. Our talented and dynamic people create and flourish in electronics, sensors, radar, artificial intelligence (AI), and advanced data network domains. We boldly advance technology through our research and development and then forward to demonstration and integration. With innovative laboratories and prototyping, MPD delivers groundbreaking results. We guide our Department of Defense, intelligence community, and civil clients to enhance national productivity and security and tackle the most critical missions. Bring your intelligence and creative spirit and join us at MPD!

MPD's Network Systems Department (NSD) is seeking an innovative Space Network Systems Architect with a strong background in networking architecture and design. You will be leading and supporting the development of future network concepts, architectures, requirements, prototyping, performing network trade studies, and technology demonstrations. You will also be expected to perform network analyses to optimize the overall performance of terrestrial, satellite, launch vehicle, and ground-based communication systems. The implementation of optical communication networking physical testbeds that require configuration of end-point appliances, switches, routers, and firewalls is also within scope. A qualified candidate willpossess an in-depth understanding of the latest networking and enterprise computing technologies, the ability to develop new concepts and solve the toughest problems for our customers.

Work Model: The selected candidate will be required to work full time on-site at our facility at El Segundo, CA

What You'll Be Doing

  • Lead and participate in multi-disciplinary engineering teams in the development and analysis of future network architectures, also assist in defining future requirements to achieve mission success

  • Direct development and implementation of advanced network protocols, routing, and QoS algorithms and architectures

  • Run various systems engineering tasks and projects through systems architecture definition, development, analysis, modeling & simulation, and prototype development/validation

  • Evaluate and develop novel communication engineering technologies

  • Analyze and simulate complex network architectures and protocols

  • Provide independent technical leadership, mentorship, and direction to less experienced staff

  • Coordinate tasks and participate in technical meetings for DoD, IC, and Civil & Commercial customers working closely with members of a diverse team comprising military officers and government civilians, prime contractors, SE&I contractors and other FFRDCs

  • Lead specialized technical studies and internal research and development projects to develop the next generation of Space and Ground network concepts, architectures, and technologies

  • Support sustainment and development of core network simulation, emulation, and modeling capabilities

  • Identify and develop new business opportunities with current and new customers

What You Need to be Successful - Engineering Specialist

Minimum Requirements:

  • Bachelor's degree in Computer Science, Computer Engineering, Electrical Engineering, or related discipline

  • Eight or more years of related experience with a strong capability of designing network topology/architecture for ground-based and satellite networks

  • Strong understanding of network layers, protocols, and routing algorithms

  • Experience in network design, analysis, and some modeling & simulation

  • Experience in virtualization and enterprise computing platforms

  • Familiar with the latest networking/computing trends and technologies

  • Capability to travel to support customers at various locations

  • Ability to obtain and maintain a US TS/SCI security clearance, which is issued by the US government. US citizenship is required

How You Can Stand Out

It would be impressive if you have one or more of these:

  • Advanced technical degree in Computer Science, Computer Engineering, Electrical Engineering, or anotherrelated discipline

  • Current CCIE or CCNP Cisco Certification

  • Experience utilizing Python, MATLAB, and/or C/C++

  • Strong expertise in Cloud Computing

  • Experience with military and commercial satellite communication systems and network engineering

  • Experience with inter-satellite cross-links and laser optical communication technologies

  • Project development experience and demonstrated ability to lead multi-disciplinary teams

  • In-depth understanding of emerging communication and network technologies (5G, IoT, IoST)

  • Current and active U.S. Government issued DOD - Secret Clearance or higher

We offer a competitive compensation package where you'll be rewarded based on your performance and recognized for the value you bring to our business. The grade-based pay range for this job is listed below. Individual salaries within that range are determined through a wide variety of factors including but not limited to education, experience, knowledge and skills.

(Min - Max)

$129,000.00 - $193,500.00Pay Basis: Annual

Leadership Competencies

Our leadership philosophy is simple: every employee, regardless of level and role, can demonstrate leadership. At Aerospace, our commitment is our people. To cultivate our talent and ensure that we have a strong pipeline of future leaders, we want individuals who:

  • Operate Strategically
  • Lead Change
  • Engage with Impact
  • Foster Innovation
  • Deliver Results

Ways We Reward Our Employees

During your interview process, our team will provide details of our industry-leading benefits.

Benefits vary and are applicable based on Job Type. A few highlights include:

  • Comprehensive health care and wellness plans

  • Paid holidays, sick time, and vacation

  • Standard and alternate work schedules, including telework options

  • 401(k) Plan - Employees receive a total company-paid benefit of 8%, 10%, or 12% of eligible compensation based on years of service and matching contributions; employees are immediately eligible and vested in the plan upon hire

  • Flexible spending accounts

  • Variable pay program for exceptional contributions

  • Relocation assistance

  • Professional growth and development programs to help advance your career

  • Education assistance programs

  • An inclusive work environment built on teamwork, flexibility, and respect

We are all unique, from various backgrounds and all walks of life, yet one thing bonds all of us to each other-the belief that we can make a difference. This core belief empowers us to do our best work at The Aerospace Corporation.

Equal Opportunity Commitment

The Aerospace Corporation is an equalopportunity employer. All qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, age, sex (including pregnancy, childbirth, and related medical conditions), sexual orientation, gender, gender identity or expression, color,religion,geneticinformation, marital status, ancestry, national origin, protected veteran status, physical disability, medical condition, mental disability, or disability status and any other characteristic protected by state or federal law. If you're an individual with a disability or a disabled veteran who needs assistance using our online job search and application tools or need reasonable accommodation to complete the job application process, please contact us by phone at 310.336.5432 or by emailatpeoplemangmnt.mailbox@aero.org .You can also reviewKnow Your Rights: Workplace Discrimination is Illegal.

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