CrawlJobs Logo

Cyber Security Defense Head of Department

United States, Irvine 181240.00 - 259160.00 USD / Year · Job Posted January 06, 2026
Apply Position
Job Link Share

Job Description

The Cyber Security Defense Head of Department (HOD) will lead and mature our organization’s end-to-end defensive security capabilities. This senior 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.

Job Responsibility

  • 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 a senior advisor to the CISO and executive leadership on cyber risks, readiness, and emerging threats
  • 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
  • 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
  • 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
  • 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
  • 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
  • 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

Requirements

  • 15–20 years of progressive experience across the various cyber defense disciplines (SOC, Incident Response, Red/Blue teams, or similar defensive/offensive functions)
  • Proven experience leading cyber defense teams
  • Demonstrated ability to hire, mentor, and lead high-performing technical teams
  • Bachelor’s degree in Cybersecurity, Information Technology, Computer Science or a related discipline
  • Strong knowledge of threat detection, incident response, adversary tactics (MITRE ATT&CK), vulnerability management, and secure software development
  • Excellent incident management, communication, and executive reporting skills
  • Proficient in English for effective communication and coordination
  • In the absence of IR team members, utilize a flexible work schedule to facilitate the security incident response process for high/critical incidents

Nice to have

  • 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
  • Familiarity with, and prior participation with FIRST (Forum of Incident Response and Security Teams) is preferred
  • Bi-lingual in English and Korean language proficiency is preferred to support global coordination and communication

Looking for more opportunities?

Search for other job offers that match your skills and interests.

Similar Jobs for

Cyber Security Defense Head of Department

8 matching positions

Cyber Defense Head of Department

The Cyber Security Defense Head of Department (HOD) will lead and mature our org...
Location
Location
United States , Irvine
Salary
Salary:
181240.00 - 259160.00 USD / Year
haeaus.com Logo
Hyundai AutoEver America
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 15–20 years of progressive experience across the various cyber defense disciplines (SOC, Incident Response, Red/Blue teams, or similar defensive/offensive functions)
  • Proven experience leading cyber defense teams
  • Demonstrated ability to hire, mentor, and lead high-performing technical teams
  • Bachelor’s degree in Cybersecurity, Information Technology, Computer Science or a related discipline
  • Strong knowledge of threat detection, incident response, adversary tactics (MITRE ATT&CK), vulnerability management, and secure software development
  • Excellent incident management, communication, and executive reporting skills
  • Proficient in English for effective communication and coordination
  • In the absence of IR team members, utilize a flexible work schedule to facilitate the security incident response process for high/critical incidents
Job Responsibility
Job Responsibility
  • 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 a senior advisor to the CISO and executive leadership on cyber risks, readiness, and emerging threats
  • 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
  • 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
  • Oversee the Incident Response program, ensuring rapid and effective handling of security incidents
  • Fulltime
Read More
Arrow Right

Engage Life Program Instructor

Location
Location
United States , Andover
Salary
Salary:
17.00 - 20.40 USD / Hour
atriaseniorliving.com Logo
Atria Senior Living
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • High school diploma or general education degree (GED)
  • three (3) to six (6) months related experience and/or training
  • or equivalent combination of education or experience acceptable
  • Able to write simple correspondence
  • Able to effectively present information in one-on-one and small group situations to customers, clients, and other employees of the organization
Job Responsibility
Job Responsibility
  • Leads assigned programs that are of interest and meaning to our residents in order to enhance their lives and exceed their active aging lifestyle expectations
  • Leads assigned Engage Life programs
  • Offers adequate and diversified recreational activities to residents with sufficient supervision for each activity
  • Develops programs for residents including, if applicable, programs designed for residents confined to their rooms
  • Engages and motivates residents resulting in program participation
  • Informs residents of upcoming activities and maintains a current schedule of events on the bulletin board
  • Greets new residents making a special effort to include and engage them in activities and introduce them to others in the community with similar interests and backgrounds
  • Assists in planning parties and activities as well as decorating the community according to the season and/or holiday throughout the years as well as planning monthly birthday parties to honor residents
  • Assists in Bright Beginnings including housewarmings
  • Supports and actively participates in the community’s census building initiatives
What we offer
What we offer
  • Competitive Pay
  • Paid Holidays & PTO
  • Comprehensive Health Plans
  • Career Advancement Opportunities
  • Tuition Reimbursement
  • Employee Loyalty Rewards Program
  • Retirement Savings Plan with Employer Match
  • Rewards & Recognition
  • Health & Safety
  • Fulltime
Read More
Arrow Right

Operative - General

Location
Location
United Kingdom , Guildford
Salary
Salary:
Not provided
ringway.co.uk Logo
Ringway
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Banksman
  • Manual Handling
  • Abrasive Wheels
  • Emergency First Aid
  • Safe Dig
  • Current Driving License
  • CSCS card if client requirement
  • Minimum level of every day behaviour as set out in the company behaviours matrix
  • To have and be able to apply a wide range of generalist skills
  • To understand risk assessments and to assess according to safe systems of work
Job Responsibility
Job Responsibility
  • To carry out general maintenance works and operations, working with a Chargehand, undertaking a wide range of routine and cyclical works
  • To respond to emergencies and call outs during or out of hours on rotas as required and assist with winter maintenance activities as a second man or driver’s mate
What we offer
What we offer
  • Flexible working arrangements which include working from home
  • Fulltime
Read More
Arrow Right

Driver

Location
Location
United States , Walnut Creek
Salary
Salary:
22.00 - 26.40 USD / Hour
atriaseniorliving.com Logo
Atria Senior Living
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • High school diploma or general education degree (GED)
  • or one (1) to three (3) months of related experience and/or training
  • or equivalent combination of education and experience
  • Five (5) or more years of driving experience and knowledge of vehicle preventative maintenance programs
  • Commercial driver’s license required to operate commercial size vehicles
  • Able to operate a seven (7) to sixteen (16) passenger bus, unless otherwise required by Atria or state law
  • Able to operate a limousine or car, tire changing equipment, First Aid Kit, wheelchair lift, and dollies/hand trucks
  • Experienced with vehicle emergency repairs, able to change automobile tires and handle minor on-road maintenance
  • Knowledgeable of all streets within an 8-mile radius of the community
  • Position requires driving responsibilities (may use Company provided vehicle and/or personal vehicle)
Job Responsibility
Job Responsibility
  • Responsible for providing safe, courteous transportation service and serve as support staff for the Engage Life Director or Maintenance Director
  • Coordinates vehicle pre-maintenance, maintenance, and repair to ensure vehicle longevity
  • Drive vehicle from community to social and other various destinations according to assigned schedule
  • Assist residents into and out of vehicle in a safe manner
  • Secure passengers’ wheelchairs to restraining devices to stabilize wheelchairs during trip
  • Practice safe driving techniques at all times
  • Clean and service vehicle with fuel, lubricants, and accessories and report and coordinate vehicle maintenance repairs
  • Establish and monitor daily and weekly trip inspection and preventative maintenance programs, as well as maintain records regarding the maintenance of all vehicles
  • Deliver groceries and other belongings to resident’s apartments
  • Assist the Engage Life Department in activities and programs as needed
What we offer
What we offer
  • Competitive Pay
  • Paid Holidays & PTO
  • Comprehensive Health Plans
  • Career Advancement Opportunities
  • Tuition Reimbursement
  • Employee Loyalty Rewards Program
  • Retirement Savings Plan with Employer Match
  • Rewards & Recognition
  • Health & Safety
  • Fulltime
Read More
Arrow Right

Operative - General

Location
Location
United Kingdom , Guildford
Salary
Salary:
Not provided
ringway.co.uk Logo
Ringway
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Banksman
  • Manual Handling
  • Abrasive Wheels
  • Emergency First Aid
  • Safe Dig
  • Current Driving License
  • CSCS card if client requirement
  • Minimum level of every day behaviour as set out in the company behaviours matrix
  • To have and be able to apply a wide range of generalist skills
  • To understand risk assessments and to assess according to safe systems of work
Job Responsibility
Job Responsibility
  • To carry out general maintenance works and operations, working with a Chargehand, undertaking a wide range of routine and cyclical works
  • To respond to emergencies and call outs during or out of hours on rotas as required and assist with winter maintenance activities as a second man or driver’s mate
  • Includes apprentices who have fully completed training
  • Fulltime
Read More
Arrow Right

Experienced Software Developer – Java

At Boeing, we innovate and collaborate to make the world a better place. We’re c...
Location
Location
India , Bengaluru
Salary
Salary:
Not provided
boeing.com Logo
Boeing
Expiration Date
June 05, 2026
Flip Icon
Requirements
Requirements
  • Hands on knowledge in the Designing and Developing full stack modules and components for various applications
  • Must have experience with Spring Boot Framework, REST based Web Services and SOA
  • Experience in Object Oriented Analysis and Design using Java and UML
  • Experience using Software Design Patterns, Standards and Best Practices within the industry
  • Experience with Azure Cloud is highly preferrable
  • Experience in automated test environments/TDD/JUNIT is essential
  • Desire to learn and conduct hands-on experimentation, product evaluations and proof of concepts in various diverse array of technologies
  • Good knowledge of database concepts with knowledge on writing SQL Queries
  • Experience with HTML, CSS, Jquery, Bootstrap, JavaScript
  • Experience with frontend Javascript frameworks, Angular, React JS, Backbone JS, Node JS
Job Responsibility
Job Responsibility
  • Demonstrated leadership skills with the ability to clearly communicate with other team members
  • Demonstrated ability to create positive impact on customer by developing polished, cohesive, effective, and user-friendly applications for large and complex aviation related systems
  • Candidate must be a self-starter with a positive attitude, high ethics, and strong analytical and creative problem-Solving skills and a track record of working successfully under pressure in a time-constrained environment
  • Able to communicate with others on the team virtually
  • Experience in understanding and interacting with multiple data formats
  • Ability to rapidly learn and understand software from source code
  • Knowledge and/or experience of SAFe projects and processes desirable
  • Organization skills to manage a workload of various tasks, which may be interrupted by high priority system issues or requests
  • Estimate user stories/features (story point estimation) and tasks in hours with the required level of accuracy and commit them as part of Sprint Planning
  • Contributes to the Backlog refinement meetings by promptly asking relevant questions to ensure requirements achieve the right level of DOR
What we offer
What we offer
  • Competitive base pay and incentive programs
  • Industry-leading tuition assistance program pays your institution directly
  • Resources and opportunities to grow your career
  • Up to $10,000 match when you support your favorite nonprofit organizations
  • Fulltime
Read More
Arrow Right

Operative General

Location
Location
United Kingdom , Guildford
Salary
Salary:
Not provided
ringway.co.uk Logo
Ringway
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Banksman
  • Manual Handling
  • Abrasive Wheels
  • Emergency First Aid
  • Safe Dig
  • Current Driving License
  • CSCS card if client requirement
  • Minimum level of every day behaviour as set out in the company behaviours matrix
  • To have and be able to apply a wide range of generalist skills
  • To understand risk assessments and to assess according to safe systems of work
Job Responsibility
Job Responsibility
  • To carry out general maintenance works and operations, working with a Chargehand, undertaking a wide range of routine and cyclical works
  • To respond to emergencies and call outs during or out of hours on rotas as required and assist with winter maintenance activities as a second man or driver’s mate
  • Fulltime
Read More
Arrow Right

Memory Care Caregiver

What you will do as a Caregiver: Enhance the lives of older adults by assisting ...
Location
Location
United States , Philadelphia
Salary
Salary:
17.00 - 20.40 USD / Hour
atriaseniorliving.com Logo
Atria Senior Living
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • No experience needed. We will provide you with all the training you need!
Job Responsibility
Job Responsibility
  • Enhance the lives of older adults by assisting them with mobility needs and daily living activities, including housekeeping, bathing, grooming, and routine personal tasks
  • Work cooperatively with other talented team members to support and care for residents
  • Receive on-the-job training and have opportunities for career growth and advancement
  • Solve problems and exhibit ethical behavior
What we offer
What we offer
  • Competitive Pay
  • Paid Holidays & PTO
  • Comprehensive Health Plans
  • Career Advancement Opportunities
  • Tuition Reimbursement
  • Employee Loyalty Rewards Program
  • Retirement Savings Plan with Employer Match
  • Rewards & Recognition
  • Health & Safety
  • Fulltime
Read More
Arrow Right