Hardening jobs in Irvine, CA

Expert Vulnerability & Baseline Hardening Engineer

Remote

•

Today

Title: Expert Vulnerability & Baseline Hardening EngineerLocation: Oakland, CA (Remote considered)Duration: 12 MonthsJob SummaryThe Expert Vulnerability & Baseline Hardening Engineer will manage enterprise vulnerability scanning tools and implement security hardening baselines and CSPM solutions. The role is split 50% between vulnerability scanning operations and 50% baseline hardening & cloud security posture management. Key ResponsibilitiesVulnerability Scanning OperationsManage and operate vu

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Full-time

Depends on Experience

Expert Vulnerability & Baseline Hardening Engineer

Remote

•

7d ago

Title- Expert Vulnerability & Baseline Hardening Engineer Location- Oakland, CA / Remote Job Information Job Taxonomy: Cyber Risk Management Engineer Job Title: Expert Vulnerability & Baseline Hardening Engineer Job Category: Job Description: Job Description: Expert Vulnerability & Baseline Hardening Engineer The Expert Vulnerability & Baseline Hardening Engineer will support the Secure Technology Solutions Sustainability (STS) service by operating core vulnerability scanning platforms and impl

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Contract

Depends on Experience

Senior Perforce Engineer

Irvine, California

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Today

A client of Innova Solutions is immediately hiring Senior Perforce Engineer in Irvine, CA As a Senior Perforce Engineer you will: Architect and deploy Perforce Helix Core environments using commit and edge server topology, including standby and edge-to-edge chaining configurations.Design and implement secure, scalable infrastructure on Ubuntu, including TLS/SSL hardening, SSO integration, and MFA enablement.Optimize performance by configuring edge servers for local operations (e.g., sync, edit,

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Contract

$80 - $85

Specialist Systems Engineering - Cybersecurity

Yorba Linda, California

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Today

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologie

Full-time

Specialist, Systems Engineering

Yorba Linda, California

•

Today

Full-time

USD 83,000.00 - 154,000.00 per year

Linux System Administrator

Seal Beach, California

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Today

Linux System Administrator Company: The Boeing Company Boeing Defense, Space & Security (BDS), Space and Launch Organization seeks an early career Linux System Administrator to support Proprietary Programs in Seal Beach, CA. You will assist in installations, perform environment set-up, and help maintain operational readiness with various operating systems and hardware interfaces. Position Responsibilities: Assist with installation, configuration, and management of Red Hat Enterprise Linux (RH

Full-time

USD 76,500.00 - 130,500.00 per year

Principal Systems Cyber Engineer - P4 (Onsite-Fullerton, CA)

Fullerton, California

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Today

Date Posted: 2025-12-09 Country: United States of America Location: CA550: Fullerton, CA Bldg 675 1801 West Hughes Drive Building 675, Fullerton, CA, 92834 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: Secret - Current At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our natio

Full-time

USD 112,000.00 per year

Software Engineer, Platform Security

Costa Mesa, California

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Today

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c

Full-time

USD 166,000.00 - 220,000.00 per year

Staff Systems Engineer, Applied Intelligence

Costa Mesa, California

•

Today

Full-time

USD 166,000.00 - 220,000.00 per year

Quest Migration Engineer

Remote or Houston, Texas

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Today

RESPONSIBILITIES: Kforce has a client in Houston, TX that is seeking a highly skilled Quest Migration Engineer to lead and execute enterprise-scale Active Directory and Exchange migrations using Quest migration tools. This role requires deep technical expertise, strong troubleshooting skills, and the ability to manage complex migration projects across multiple domains and environments. Key Responsibilities: * Plan, configure, and execute migrations using Quest Migration Manager and related Ques

Third Party, Contract

$90 - $110 hourly

Project Manager - Identity Access Management (IAM), Active Directory, CMDB

Remote or Almont, Colorado

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Today

Description: Fortune 100 sized pharmaceutical organization Due to client requirements, applicants must be willing and able to work on a w2 basis. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance. Rate: $60 - $70 / hr. w2 Responsibilities: Lead and manage IAM projects with a strong emphasis on AD hardening and cyber infrastructure. Run daily standup meetings and provide monthly stakehol

Contract

USD 60.00 - 70.00 per hour

Linux on Z Engineer - 100% remote

Remote

•

Today

Overview A Linux on Z Engineer to support system administration, configuration, and compliance remediation across mainframe environment. The role focuses on Linux on Z, z/VM, and KVM hypervisor management, as well as integration with storage and SAN components. Responsibilities Administer and maintain Linux on Z, z/VM, and KVM environments running within IBM Z mainframes (z15, z16). Excellent collaboration and communication skills. Strong troubleshooting and scripting skills (Bash, Python, Ansib

Contract

75-90/hr

AI Security Engineer

Remote or Millburn, New Jersey

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Today

RESPONSIBILITIES: Kforce has a client in Short Hills, NJ that is looking for an AI Security Engineer. Duties: * Build secure AI access layers (Python) for internal use and service to service scenarios: request/response inspectors, output redaction, rate limiting, and audit logging. Integrate with sensitivity labels/DLP and identity controls where applicable * Develop agent safety patterns (for orchestration frameworks) including tool use allow lists, function sandboxing, constrained retrieval,

Contract, Third Party

$59.50 - $80.50 hourly

Staff IT Engineer

Remote or San Francisco, California

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Today

Circle is a financial technology company at the epicenter of the emerging internet of money, where value can finally travel like other digital data - globally, nearly instantly and less expensively than legacy settlement systems. This ground-breaking new internet layer opens up previously unimaginable possibilities for payments, commerce and markets that can help raise global economic prosperity and enhance inclusion. Our infrastructure - including USDC, a blockchain-based dollar - helps busines

Full-time

USD 130,000.00 - 170,000.00 per year

Linux Systems and Network Engineer

Remote or Sterling, Virginia

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Today

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Full-time

Senior OT Cybersecurity Engineer

Remote or Imperial, Pennsylvania

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Today

Job Description Summary GE Vernova's Power Conversion and Storage Solutions business provides the technology and systems that enable the electrification and decarbonization of the world's most critical infrastructure, including Marine propulsion, industrial processes, and grid stabilization and storage. We deliver high-power, reliable, and efficient solutions that help our customers transition to a more sustainable energy future. The Senior OT Cyber Security Engineer will be a key leader in ens

Full-time

USD 111,200.00 - 185,400.00 per year

Senior Product Security Engineer

Remote or Mayfield Heights, Ohio

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Today

Rockwell Automation is a global technology leader focused on helping the world's manufacturers be more productive, sustainable, and agile. With more than 28,000 employees who make the world better every day, we know we have something special. Behind our customers - amazing companies that help feed the world, provide life-saving medicine on a global scale, and focus on clean water and green mobility - our people are energized problem solvers that take pride in how the work we do changes the world

Full-time

AWS Security Manager

Remote or Almont, Colorado

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Today

Description: The AWS Security Manager is responsible for ensuring the security, compliance and protection of our cloud-based infrastructure. The ideal candidate will have hands-on experience with AWS security services, cloud risk assessments, incident response and continuous security monitoring. This role partners with Cloud Engineering, DevOps and Application teams to maintain a secure and resilient cloud environment. The manager partners with Security, Cloud Engineering, DevOps, GRC, Audit an

Contract

Windows Server Lead

Remote

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13d ago

NexGen Data Systems is seeking a Windows Server Lead with substantial Windows Server Administration knowledge and experience supporting IT systems in a professional environment. The ideal candidate will be experienced in working independently to install, operate, maintain, configure, troubleshoot, and repair IT systems devices with experience in the development of management of project plans, task performance reviews with emphasis on product correctness, user requirements and schedule satisfacti

Full-time

Depends on Experience

Vulnerability Analyst - North Central region

Remote

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Today

GuidePoint Security provides trusted cybersecurity expertise, solutions and services that help organizations make better decisions and minimize risk. By taking a three-tiered, holistic approach for evaluating security posture and ecosystems, GuidePoint enables some of the nation's top organizations, such as Fortune 500 companies and U.S. government agencies, to identify threats, optimize resources and integrate best-fit solutions that mitigate risk. Vulnerability Analysts who work for GuidePoin

Full-time

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Hardening jobs in Irvine, CA, USA