Top 58 Cybersecurity Jobs in Riverside Ca

Manager, Cyber Security Defense
TEKsystems —Irvine, CA
- $181,240 - $240,000 a year
- Full-time
- Computer science
- Computer Science
- English
1d
(HOD) Head Of Department Cyber Security Defense
TEKsystems —Irvine, CA
- $181,240 - $240,000 a year
- Full-time
- Computer science
- Computer Science
- English
1d
Junior Cybersecurity Administrator
T.M. Cobb Companies —Riverside, CA
- $30 - $45 an hour
- Computer science
- Computer Science
- Windows
- Dental insurance
- 401(k)
Quick Apply
Incident Response Security Consultant, Mandiant (English)
Google —Ontario, CA
- $134,000 - $137,000 a year
- Full-time
- Remote
- Computer Science
- English
- Mid-level
12d
Information Security Administrator
Inland Empire Utilities Agency —Chino, CA
- $132,809.04 - $161,812.14 a year
- Full-time
- Azure
- Pass drug screening
- Windows
- Profit sharing
- AD&D insurance
Engineer III - Cybersecurity Risk Analyst
Inland Empire Health Plan —Rancho Cucamonga, CA
- $135,200.00 - $179,129.60 a year
- Full-time
- Hybrid work
- Office
- Bachelor's degree
- Senior level
- Disability insurance
- Health insurance
CISSP-Cyber Security Analyst
TECHOAUTH SOLUTIONS LLC —Rancho Cucamonga, CA
- $65 an hour
- Full-time
- Bachelor's degree
- Continuous improvement
- Senior level
Quick Apply
Firewall / Network Architecture Reviewer
Xtreme Solutions Corporate —San Bernardino, CA
- Contract
- Remote
- IT
- Senior level
Quick Apply
13d
External Network Penetration Tester
Xtreme Solutions Corporate —San Bernardino, CA
- Contract
- Remote
- Senior level
Quick Apply
Special Agent: National Security, Criminal, & Intelligence Background
Federal Bureau of Investigation —California
- $103,236 - $133,200 a year
- Full-time
- Mid-level
- Bachelor's degree
- Travel
13d
Cybersecurity Technical Writer - AI Trainer
DataAnnotation —California
- $50 - $100 an hour
- Part-time
- Remote
- English
- Mid-level
- Bachelor's degree
- Flexible schedule
Quick Apply
Digital Forensics Examiner - AI Trainer
DataAnnotation —California
- $50 - $100 an hour
- Part-time
- Remote
- English
- Mid-level
- Bachelor's degree
- Flexible schedule
Quick Apply
Penetration Tester (Ethical Hacker) - AI Trainer
DataAnnotation —California
- $50 - $100 an hour
- Part-time
- Remote
- English
- Mid-level
- Bachelor's degree
- Flexible schedule
Quick Apply
Product Security Engineer - AI Trainer
DataAnnotation —California
- $50 - $100 an hour
- Part-time
- Remote
- English
- Mid-level
- Bachelor's degree
- Flexible schedule
Quick Apply
Internal Network Penetration Tester
Xtreme Solutions Corporate —San Bernardino, CA
- Contract
- Mid-level
- Office
- Travel
Quick Apply
Staff Security Engineer
Forward Financing —Ontario, CA
- $160,000 - $200,000 a year
- Full-time
- Computer science
- Azure
- Computer Science
- Paid parental leave
- Health insurance
ISSE
Bowhead —Corona, CA
- $110,000 - $120,000 a year
- Full-time
- Ability to walk for extended periods
- System design
- Master's degree
10d
Information Security Analyst Sr
Ventura Foods —Irvine, CA
- $99,800.00 - $128,891.70 a year
- Hybrid work
- 5 years
- Analysis skills
- Bachelor's degree
- Profit sharing
- Paid holidays
Wireless Penetration Tester
Xtreme Solutions Corporate —San Bernardino, CA
- Mid-level
- 3 years
- Travel
Quick Apply
Automation Specialist (IAM and Systems)
Pitzer College —Claremont, CA
- $33.65 - $40.87 an hour
- Online Application
- Computer science
- Computer Science
- Windows
- Paid holidays
- Health insurance

I want to receive the latest job alert for cybersecurity in riverside ca

By signing in to your account, you agree to SimplyHired's Terms of Service and consent to our Cookie and Privacy Policy.

Explore jobs in more locations

cybersecurity jobs near riverside ca

Manager, Cyber Security Defense

TEKsystems -
Irvine, CA

Apply Now

Job Details

Full-time
$181,240 - $240,000 a year
1 day ago

Qualifications

DevSecOps Practices
Stress testing simulations
Computer science
Test scanning software
Threat hunting activities
Strategic management
Program management
GSEC
Computer Science
Security team coordination
Incident management
Tooling
Team leadership
Operations coordination
Automation software
Master's degree in information technology
CISSP
Process design
English
Metrics Reporting
Improving operational efficiency
Crisis management (risk management strategy)
Master's degree in cybersecurity
Master's degree
Information & network security team management
CISM
GPEN
Korean
Key Performance Indicators
Continuous improvement

Full Job Description

Description

Role Overview:

The Cyber Security Defense Head of Department (HOD) will lead and mature our organization’s end-to-end defensive security capabilities. This leadership role oversees the Security Operations Center (SOC), Blue Team, Red Team, Penetration Testing, Incident Response, Threat & Vulnerability Management (TVM), Application Security, and Adversary Simulation functions. The ideal candidate is both a visionary leader and a seasoned technical expert capable of building high-performing teams, implementing modern security practices, and driving continuous improvement across all cyber defense operations functions. The key responsibilities of this role are as described below:

Strategic Leadership & Governance

Develop and execute the Cyber Defense strategy aligned with organizational goals, customer requirements and the evolving threat landscapes.
Establish frameworks, processes, and KPIs for SOC, Incident Response, TVM, AppSec, Red/Blue Teaming, and Adversary Simulation.
Serve as an advisor to the CISO and executive leadership on cyber risks, readiness, and emerging threats.

Security Operations & Blue Team Oversight

Oversee 24x7 SOC operations, ensuring effective monitoring, detection, and response to security events, across levels 1-3.
Drive continuous enhancement of detection engineering, threat hunting, and security analytics.
Implement best-in-class security tooling, automation, and operational processes.

Adversarial Security: Red Team & Penetration Testing

Lead internal Red Team and offensive security capabilities, including penetration testing.
Define testing methodologies, operational rules of engagement, and reporting standards.
Translate offensive findings into actionable improvements for defensive teams and architecture.

Incident Response & Crisis Management

Oversee the Incident Response program, ensuring rapid and effective handling of security incidents.
Lead tabletop exercises, simulation drills, and readiness assessments.
Facilitate and lead high/critical incident responses, when the Incident Response Manager is unavailable. Coordinate with legal, communications, and executive stakeholders during major incidents.

Threat & Vulnerability Management (TVM)

Own the enterprise-wide vulnerability management strategy, including prioritization, remediation, and reporting.
Drive continuous scanning, assessment, and metrics to reduce risk across infrastructure, applications, and cloud environments.
Collaborate with engineering and operations teams to ensure timely and effective remediation.
Facilitate and the zero-day vulnerability response process, when the Incident Response Manager is unavailable.

Application Security (AppSec)

Lead the organization’s AppSec program, including secure SDLC practices, code reviews, SAST/DAST tools, and developer enablement.
Partner with software engineering to embed security into product and platform design.

Adversary Simulation & Cyber Readiness

Develop and run adversary simulation programs that mimic real-world threat actors.
Use intelligence-led scenarios to evaluate detection capabilities, response effectiveness, and organizational resilience.

Skills

cybersecurity, SOC, incident response, tvm

Top Skills Details

cybersecurity,SOC,incident response,tvm

Additional Skills & Qualifications

Preferred Qualifications:

Education and Certifications: Masters degree in Cybersecurity, Information Technology, Computer Science or a related discipline is preferred. Industry-recognized credentials such as CISSP, CISM, OSCP/OSCE, GIAC (GSEC, GCIA, GCIH, GPEN, GXPN) are highly desirable.
Framework Experience: Familiarity with, and prior participation with FIRST (Forum of Incident Response and Security Teams) is preferred.
Language Skills: Bi-lingual in English and Korean language proficiency is preferred to support global coordination and communication.

Experience Level

Expert Level

Job Type & Location

This is a Permanent position based out of Irvine, CA.

Pay and Benefits

The pay range for this position is $181240.00 - $240000.00/yr.

Excellent medical and car allowance available.

Workplace Type

This is a fully onsite position in Irvine,CA.

Application Deadline

This position is anticipated to close on Aug 14, 2026.

About TEKsystems

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

About TEKsystems and TEKsystems Global Services

We’re a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We’re a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We’re strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We’re building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.

Apply Now

Refine Your Search

cybersecurity jobs in riverside ca

Manager, Cyber Security Defense

(HOD) Head Of Department Cyber Security Defense

Junior Cybersecurity Administrator

Incident Response Security Consultant, Mandiant (English)

Information Security Administrator

Engineer III - Cybersecurity Risk Analyst

CISSP-Cyber Security Analyst

Firewall / Network Architecture Reviewer

External Network Penetration Tester

Special Agent: National Security, Criminal, & Intelligence Background

Cybersecurity Technical Writer - AI Trainer

Digital Forensics Examiner - AI Trainer

Penetration Tester (Ethical Hacker) - AI Trainer

Product Security Engineer - AI Trainer

Internal Network Penetration Tester

Staff Security Engineer

ISSE

Information Security Analyst Sr

Wireless Penetration Tester

Automation Specialist (IAM and Systems)

I want to receive the latest job alert for cybersecurity in riverside ca

Explore jobs in more locations

About TEKsystems

About TEKsystems and TEKsystems Global Services

Job Seeker Tools

Employer Tools

Browse

Stay Connected