Principal Security Engineer Jobs in Los Angeles, CA

21 - 40 of 327 Jobs

Principal Security ResearcherJob Title - Principal Security Researcher

Request Technology, LLCCompany Name - Request Technology, LLC

•

Remote

Full-time

We are unable to sponsor as this is a permanent full-time role A prestigious company is looking for a Principal Security Researcher. This principal will reverse engineer malicious binaries to find ransomware samples. The principal must have experience with languages such as Python, Ruby, C++, Rust, and cryptographic algorithms. Responsibilities: Reverse engineer malicious or unknown binaries to find insights and intelligence in ransomware samples and threat actor toolkitsUse and develop tools

Red Team Security Test EngineerJob Title - Red Team Security Test Engineer

Request Technology, LLCCompany Name - Request Technology, LLC

•

Remote or Chicago, Illinois, USA

Contract

We are unable to sponsor for this 6+ month contract role Prestigious Financial Company is currently seeking a Red Team Security Test Engineer. Candidate will help plan, design and execute security red team related activities (e.g., Intelligence Gathering, Network/Operating System/Application Penetration Testing, Web Application Penetration Testing, Mobile Application Testing, Social Engineering, Basic Emissions/Signals Testing, Physical Security Testing, Command and Control (C2) Infrastructure

Security EngineerJob Title - Security Engineer

Oxford Global ResourcesCompany Name - Oxford Global Resources

•

Remote

Contract

Security Engineer (Operational) Location: Remote (Eastern time zone hours) Duration: 6 months+ Job Description: Our client in retail needs a highly skilled and motivated Security Engineer with a strong operational background is needed to join their dynamic security team. This role is pivotal in safeguarding critical systems and data, ensuring the integrity, confidentiality, and availability of infrastructure and applications. The role requires hands-on experience with security tools and platform

Firewall Security Engineer - Remote / TelecommuteJob Title - Firewall Security Engineer - Remote / Telecommute

Cynet SystemsCompany Name - Cynet Systems

•

Remote

Contract

Job Description: Candidate must have experience in Azure cloud. Minimum experience required - 10 years. Expertise level on cloud knowledge should be 40% and Firewall knowledge should be 60%. Expertise on PALO ALTO Firewall. Expertise on load balancer (WAF). Responsibilities: Cloud network expertise: virtual networks, hybrid connectivity, firewalls, DNS, and network threat management. Cloud security along with the ability to support compliance with industry security standards. Research and archit

Sr. Application Security EngineerJob Title - Sr. Application Security Engineer

SpaceXCompany Name - SpaceX

•

Hawthorne, California, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SR. APPLICATION SECURITY ENGINEER (STARLINK) At SpaceX we're leveraging our experience in building rockets and spacecraft to deploy Starlink, the world's most advanced broadband internet system. Starlink is the world'

Information Security EngineerJob Title - Information Security Engineer

Protingent, Inc.Company Name - Protingent, Inc.

•

Remote

Full-time

Position Title: Information Security Engineer Position Description: Protingent Staffing has an exciting direct hire opportunity for a Information Security Engineer with our client located in Great Neck, New York Job Description: We are seeking an Information Security Engineer working remotely from the Eastern Time Zone.This position provides leadership and in-depth expertise in all security aspects surrounding the implementation and operation of Information Technology solutions to improve the

Network Security Engineer - Remote / TelecommuteJob Title - Network Security Engineer - Remote / Telecommute

Cynet SystemsCompany Name - Cynet Systems

•

Remote or Cary, North Carolina, USA

Contract

Job Description: Client Configuration and troubleshooting of IPSEC site-to-site VPNs. Client Ability to read, understand and troubleshoot complex routing issues. Client Strong understanding of networking in a multi-data center environment. Client Works with minimal guidance; seeks guidance on only the most complex tasks. Client Communicate effectively with leadership, peers, project managers, clients, and stakeholders. Client Flexible work schedule with ability to make after-hours changes. Clie

IT Security Engineer - With (Genetec) ExperianceJob Title - IT Security Engineer - With (Genetec) Experiance

Pull Skill TechnologiesCompany Name - Pull Skill Technologies

•

Remote

Contract

Job Title: IT Security Engineer - Senior Start Date: 2025-07-23 Location: 2 are 100% remote and 1 onsite in Framingham, Massachusetts Duration: 6 to 12 Months Job Summary: We have an immediate opening for a technical engineer to join our Loss Prevention IT team, with key focus on Genetec applications. Using knowledge of industry best practices skills you will help to analyze, configure and deploy leading solutions to our rapidly growing Client global banners.The Loss Prevention IT Security Engin

Security Software Engineer (Starlink)Job Title - Security Software Engineer (Starlink)

SpaceXCompany Name - SpaceX

•

Hawthorne, California, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SECURITY SOFTWARE ENGINEER (STARLINK) At SpaceX we're leveraging our experience in building rockets and spacecraft to deploy Starlink, the world's most advanced broadband internet system. Starlink is the world's large

Sr. Security Software Engineer (Starlink)Job Title - Sr. Security Software Engineer (Starlink)

SpaceXCompany Name - SpaceX

•

Hawthorne, California, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SR. SECURITY SOFTWARE ENGINEER (STARLINK) At SpaceX we're leveraging our experience in building rockets and spacecraft to deploy Starlink, the world's most advanced broadband internet system. Starlink is the world's l

(USA) Principal, Systems and Infrastructure Engineer, Information SecurityJob Title - (USA) Principal, Systems and Infrastructure Engineer, Information Security

Walmart Inc.Company Name - Walmart Inc.

•

Remote or Denver, Colorado, USA

Full-time

Position Summary Are you ready to lead the charge in transforming our infrastructure? As a Principal, Systems and Infrastructure Engineer at Walmart/VIZIO, you will play a pivotal role in designing, building, and maintaining scalable and secure infrastructure. This is a unique opportunity to drive the migration and modernization of critical applications and systems, ensuring seamless transitions and minimal downtime. What you'll do About the Team: The Walmart/VIZIO Team is dedicated to levera

Snowflake Security / EngineerJob Title - Snowflake Security / Engineer

NTT DATA Americas, IncCompany Name - NTT DATA Americas, Inc

•

Remote or Plano, Texas, USA

Contract

NTT DATA's Client is currently seeking a Snowflake Security / Engineer to join their team in Plano, Texas!Job Description: The Snowflake Security and Automation Admin will be responsible for ensuring the security, integrity, and efficient operation of our Snowflake data warehouse environment. This role involves implementing and managing security measures, automating workflows, and collaborating with various teams to optimize data processes. The ideal candidate will have a strong background in Sn

DevOps Security EngineerJob Title - DevOps Security Engineer

Serenity Info Tech, Inc.Company Name - Serenity Info Tech, Inc.

•

Remote

Third Party, Contract

Title: DevOps Security Engineer Location: Remote Duration: 12 months Job Description: DevOps / Platform / Security Engineer with strong automation and scripting skillsBackend developers with deep PHP, JavaScript, and C# experience focused on secure legacy code remediationProven track record in securing and modernizing CI/CD pipelinesSkilled in cloud-native security and identity management, especially within AzurePrimary Skills GitHub Enterprise Cloud Deep experience managing repos, migrations,

Network Security EngineerJob Title - Network Security Engineer

SpaceXCompany Name - SpaceX

•

Hawthorne, California, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. NETWORK SECURITY ENGINEER SpaceX is looking for a Network Security Engineer with expertise of network security technologies (firewalls, VPNs, IDS/IPS, etc.). This employee will be a member of the Security Engineering

Platform Security EngineerJob Title - Platform Security Engineer

NTT DATA Americas, IncCompany Name - NTT DATA Americas, Inc

•

Remote or Plano, Texas, USA

Contract

Company Overview: Req ID: 330434 NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now. We are currently seeking a Platform Security Engineer to join our team in Remote, Texas (US-TX), United States (US).Who We Are: At NTT DATA America's, we are committed to hiring innovative and passionate individuals eager to contribute and grow with us.How You'll Hel

Principal Security ResearcherJob Title - Principal Security Researcher

Request Technology, LLCCompany Name - Request Technology, LLC

•

Remote

Full-time

Principal, Security Researcher Salary: Open + Bonus + Stock Options Location: Remote *We are unable to provide sponsorship for this role* Qualifications Strong capabilities in reverse-engineering Windows binaries and applications.Strong familiarity with Windows development practices, low level operating system concepts, and networking.Proficiency with development in scripting languages such as Python or Ruby.Proficiency with development in compiled languages such as C, C++ and/or Rust.Experience

Application Security EngineerJob Title - Application Security Engineer

Vaco by HighspringCompany Name - Vaco by Highspring

•

Remote

Full-time

Application Security Engineer Remote (U.S.-based)Vaco is partnering with a high-growth SaaS company focused on modernizing the customer payments experience across industries. Their platform is built for scale, powering secure, API-driven payment flows that touch millions of users monthly. Following a recent funding round and continued growth, theyre looking to backfill a key AppSec position supporting secure code delivery across a fast-moving engineering org. This role is remote and reports dir

Sr. Cloud Security EngineerJob Title - Sr. Cloud Security Engineer

First American Financial CorporationCompany Name - First American Financial Corporation

•

Remote or Santa Ana, California, USA

Full-time

Who We Are Join a team that puts its People First! Since 1889, First American (NYSE: FAF) has held an unwavering belief in its people. They are passionate about what they do, and we are equally passionate about fostering an environment where all feel welcome, supported, and empowered to be innovative and reach their full potential. Our inclusive, people-first culture has earned our company numerous accolades, including being named to the Fortune 100 Best Companies to Work For list for ten conse

Principal Business Information Security & Solutions Architect (BISSA)Job Title - Principal Business Information Security & Solutions Architect (BISSA)

ServiceNow, Inc.Company Name - ServiceNow, Inc.

•

Remote or Atlanta, Georgia, USA

Full-time

Company Description It all started in sunny San Diego, California in 2004 when a visionary engineer, Fred Luddy, saw the potential to transform how we work. Fast forward to today - ServiceNow stands as a global market leader, bringing innovative AI-enhanced technology to over 8,100 customers, including 85% of the Fortune 500 . Our intelligent cloud-based platform seamlessly connects people, systems, and processes to empower organizations to find smarter, faster, and better ways to work. But thi

Principal Business Information Security & Solutions Architect (BISSA)Job Title - Principal Business Information Security & Solutions Architect (BISSA)

ServiceNow, Inc.Company Name - ServiceNow, Inc.

•

Remote or Milwaukee, Wisconsin, USA

Full-time