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Manager Linux Security Jobs in California (NOW HIRING)

Next Step Systems

Information Technology Manager

San Diego, CA · On-site

$100K - $123K/yr

... security of the company's networks and data systems. Information Technology Manager Qualifications: - 4+ years of Linux and Windows Administration experience. - 3+ years Amazon Web Services (AWS ...

Next Step Systems

IT Manager

San Diego, CA · On-site

$100K - $123K/yr

... security of the company's networks and data systems. IT Manager Qualifications: - 4+ years of Linux and Windows Administration experience. - 3+ years Amazon Web Services (AWS) cloud experience. - 1+ ...

SAIC

Information System Security Engineer

San Diego, CA · On-site

$120K - $160K/yr

Manage ATO packages, ensuring timely renewals, POA&M tracking, and alignment with DoD cybersecurity ... Ensure compliance of Red Hat Linux systems, including STIG application and patch governance.

Bloom Energy

Linux Systems Administrator

San Jose, CA · On-site

We are looking for a Linux Systems Administrator to join our team in one of today's most exciting ... Advanced knowledge of security trends and best practices, experience managing hardening high-value ...

SAIC

Information System Security Engineer

San Diego, CA · On-site

$120K - $160K/yr

Manage ATO packages, ensuring timely renewals, POA&M tracking, and alignment with DoD cybersecurity ... Ensure compliance of Red Hat Linux systems, including STIG application and patch governance.

Bloom Energy

Server Administrator Linux

San Jose, CA · On-site

We are looking for a Senior Linux Systems Administrator to join our team in one of today's most ... Advanced knowledge of security trends and best practices, experience managing hardening high-value ...

SAIC

Information System Security Engineer

San Diego, CA · Hybrid

$120K - $160K/yr

Manage ATO packages, ensuring timely renewals, POA&M tracking, and alignment with DoD cybersecurity ... Ensure compliance of Red Hat Linux systems, including STIG application and patch governance.

Beth Page tech

Linux Administrator

Sunnyvale, CA · On-site

... to manage and optimize our Linux-based infrastructure in Sunnyvale. This hands-on role requires deep expertise in Linux systems administration, security, and automation to support our mission ...

Bloom Energy

Server Administrator Linux

San Jose, CA

We are looking for a Senior Linux Systems Administrator to join our team in one of today's most ... Advanced knowledge of security trends and best practices, experience managing hardening high-value ...

Bloom Energy

Linux Systems Administrator

San Jose, CA · On-site

We are looking for a Linux Systems Administrator to join our team in one of today's most exciting ... Advanced knowledge of security trends and best practices, experience managing hardening high-value ...

Axos Bank

Sr. Systems Engineer - Linux

San Diego, CA · On-site

$120K - $145K/yr

Manage Linux/Unix systems (build, patching, performance tuning) * Ensure system stability, security hardening, and uptime * Support application teams with OS and middleware dependencies * Participate ...

Bowhead

Linux SME

Corona, CA · On-site

... management, registry integration, role-based access control (RBAC), and namespace management ... Participate in security assessments, audits, inspections, and Authority to Operate (ATO) activities.

Axos Bank

Sr. Systems Engineer - Linux

San Diego, CA

$120K - $145K/yr

Manage Linux/Unix systems (build, patching, performance tuning) * Ensure system stability, security hardening, and uptime * Support application teams with OS and middleware dependencies * Participate ...

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Manager Linux Security information

Can you make $200,000 in cyber security?

A Manager in Linux Security can potentially earn $200,000 or more annually, especially with extensive experience, advanced certifications like CISSP or CISM, and working in high-demand industries or senior roles. Salary varies based on location, company size, and individual expertise. Developing strong skills in security protocols, threat management, and Linux systems can help achieve higher compensation levels.

What is the difference between Manager Linux Security vs Linux Security Engineer?

AspectManager Linux SecurityLinux Security Engineer
CertificationsSecurity+, CISSP, CISMSecurity+, CEH, CISSP (preferred)
Work EnvironmentLeadership, strategic planning, team managementHands-on security implementation, system analysis
ResponsibilitiesOversees security policies, manages teams, coordinates security projectsDevelops security solutions, monitors systems, responds to threats

The Manager Linux Security focuses on overseeing security teams and strategic planning, while the Linux Security Engineer handles technical security tasks and system protection. Both roles require similar certifications but differ in scope and daily responsibilities, with the manager role emphasizing leadership and the engineer role emphasizing technical expertise.

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

A Manager Linux Security role can potentially reach a $500,000 annual salary with extensive experience, advanced certifications, and leadership responsibilities in high-demand industries. Such compensation is typically achieved through senior positions, bonuses, and stock options in large organizations or specialized consulting firms. Entry-level or mid-tier roles usually offer lower salaries, and reaching this level requires significant expertise in security tools, threat management, and team management.

What is Linux' salary?

A Linux Security Manager typically earns between $90,000 and $150,000 annually, depending on experience, certifications, and location. Salaries can vary based on the complexity of security responsibilities and the size of the organization, with higher pay often associated with advanced skills in cybersecurity tools and Linux system administration.

Is 40 too old for cyber security?

Age is not a barrier to becoming a Manager in Linux Security or any cybersecurity role. Many professionals successfully transition into cybersecurity later in their careers by gaining relevant skills, certifications like CISSP or CompTIA Security+, and hands-on experience. Employers value skills and knowledge over age, and continuous learning is common in the field.
What are the most commonly searched types of Linux Security jobs in California? The most popular types of Linux Security jobs in California are:
What are popular job titles related to Manager Linux Security jobs in California? For Manager Linux Security jobs in California, the most frequently searched job titles are:
What job categories do people searching Manager Linux Security jobs in California look for? The top searched job categories for Manager Linux Security jobs in California are:
What cities in California are hiring for Manager Linux Security jobs? Cities in California with the most Manager Linux Security job openings:
Manager Linux Security jobs near you
Information System Security Engineer

Information System Security Engineer

Science Applications International Corporation

San Diego, CA • On-site

Full-time

Posted 22 days ago

SAIC rating

7.9

Company rating: 7.9 out of 10

Based on 79 frontline employees who took The Breakroom Quiz

69th of 210 rated it services

Job description


SAIC is seeking an Information System Security Engineer to provide cybersecurity leadership and governance across DoD IL5 and IL6 cloud platforms, ensuring secure design, continuous monitoring, and compliance across multiple cloud brokers. This role oversees RMF lifecycle execution, ATO sustainment, and security engineering alignment for cloud based development and production environments-while partnering closely with engineering, operations, and mission stakeholders to maintain a resilient, audit-ready security posture.
In this role, you'll contribute to Naval Operational Architecture (NOA), working alongside engineers and operators to deliver resilient, forward-leaning solutions in support of national defense.
Job Duties:
  • Lead RMF lifecycle execution for IL5/IL6 cloud systems, including control inheritance, evidence generation, and continuous monitoring.
  • Manage ATO packages, ensuring timely renewals, POA&M tracking, and alignment with DoD cybersecurity requirements.
  • Oversee cloud security posture across AWS GovCloud (primary) and Azure (future), ensuring compliance with DoD and organizational standards.
  • Coordinate with cloud brokers to validate boundary protections, shared responsibility models, and service configurations.
  • Provide ISSM oversight for engineering teams, including secure architecture reviews and change-control participation.
  • Support containerized architectures including EKS, Kubernetes, and microservices security controls.
  • Guide implementation of IaC security for Terraform/CloudFormation-based deployments.
  • Ensure compliance of Red Hat Linux systems, including STIG application and patch governance.
  • Advise on network security fundamentals including VPC design, routing, segmentation, and boundary defense.

Qualifications
Requirements:
  • Bachelor's degree in Cybersecurity, Computer Science, Information Systems, or related field.
  • IAT II certification required (e.g., Security+ CE).
  • 9 years of cybersecurity experience supporting DoD or federal systems.
  • Hands-on RMF and ATO experience for IL5/IL6 or similar classified environments.
  • Prior ISSE or ISSM experience supporting cloud or hybrid architectures.
  • AWS GovCloud experience with security services, boundary controls, and compliance frameworks.
  • Familiarity with Azure security (preferred, not required).
  • Proficiency with Linux security, especially Red Hat Enterprise Linux.
  • Experience with container security including EKS and Kubernetes.
  • Active SECRET clearance required with the ability to obtain a TS/SCI; TS/SCI strongly preferred.

Desired Skills:
  • Master's degree in Cybersecurity, Computer Science, Information Systems, or related field.
  • CISSP or CySA+ certification.
  • IaC tooling experience (Terraform, CloudFormation) with secure automation pipelines.
  • Cloud-native security tooling such as GuardDuty, Inspector, Security Hub, or Azure Defender.
  • Network architecture understanding including cross-domain solutions and enclave segmentation.
  • Strong documentation skills for audits, assessments, and engineering artifacts.
  • Experience with SSO/IdP integrations (Azure AD, Okta, Ping).
  • Knowledge of container orchestration and secure CI/CD pipeline.

About Us
SAIC® is a premier mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust portfolio of offerings across the defense, space, intelligence, and civilian markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services. We integrate emerging technology, rapidly and securely, into mission critical operations that modernize and enable critical national imperatives.
We are approximately 23,000 strong; driven by mission, united by purpose, and inspired by opportunities. SAIC is an Equal Opportunity Employer. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.3 billion. For more information, visit saic.com. For ongoing news, please visit our newsroom.

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