ZipRecruiter

Log In

1

Freelance Open Source Intelligence Jobs in Rancho Cucamonga, CA

Esri

Sr. Application Security Engineer

Redlands, CA

$59 - $79/hr

... intellectual property and sensitive data against a variety of complex threats with support from all ... test, and open-source security findings * Demonstrated experience determining risk based on ...

Esri

Sr. Application Security Engineer

Redlands, CA · On-site

$59 - $79/hr

... open-source security findings • Demonstrated experience determining risk based on analysis ... intelligence, and mapping. Founded in 1969, the company is headquartered in Redlands, USA, with a ...

Esri

Contract Specialist

Redlands, CA · On-site

Experience with open-source software and open data licensing considerations * Knowledge of privacy, artificial intelligence and security * Work experience using Conga and Salesforce #LI-KH4 #LI ...

Esri

Sr. Application Security Engineer

Redlands, CA · On-site

$93K - $157K/yr

... intellectual property and sensitive data against a variety of complex threats with support from all ... test, and open-source security findings * Demonstrated experience determining risk based on ...

Esri

Contract Specialist

Redlands, CA · On-site

$70K - $106K/yr

Experience with open-source software and open data licensing considerations * Knowledge of privacy, artificial intelligence and security * Work experience using Conga and Salesforce #LI-KH4 #LI ...

VSolvit

JUNIOR FULL STACK DEVELOPER

Norco, CA · On-site

$25 - $41/hr

Personal, academic, or open-source development projects. Company Summary Join the VSolvit Team ... intelligence (BI) systems, data warehousing, engineering services, and custom database and ...

next page

Showing results 1-20

All JobsOpen Source Intelligence JobsFreelance Open Source Intelligence JobsFreelance Open Source Intelligence Jobs in Rancho Cucamonga, CA

Freelance Open Source Intelligence information

See Rancho Cucamonga, CA salary details

$9

$23

$70

How much do freelance open source intelligence jobs pay per hour?

As of Aug 30, 2026, the average hourly pay for freelance open source intelligence in Rancho Cucamonga, CA is $23.47, according to ZipRecruiter salary data. Most workers in this role earn between $19.18 and $19.18 per hour, depending on experience, location, and employer.

What is a freelance open source intelligence professional?

A Freelance Open Source Intelligence (OSINT) professional is an independent contractor who specializes in gathering, analyzing, and reporting publicly available information from online and offline sources. They use various tools and techniques to collect data from websites, social media, public records, and other open sources to support investigations, risk assessments, or research projects. Freelance OSINT experts often work with clients such as businesses, journalists, law enforcement agencies, or private individuals who need accurate and timely information for decision-making or security purposes.

What are the key skills and qualifications needed to thrive as a freelance open source intelligence analyst?

To thrive as a Freelance Open Source Intelligence Analyst, you need strong analytical skills, proficiency in internet research, and a solid understanding of information security and privacy principles. Familiarity with OSINT tools such as Maltego, Recon-ng, and advanced search techniques, as well as relevant certifications like GIAC Cyber Threat Intelligence (GCTI), is typically expected. Attention to detail, critical thinking, and effective communication are crucial soft skills for synthesizing findings and presenting actionable intelligence. These skills ensure the ability to collect, verify, and report accurate intelligence while maintaining ethical standards and meeting client needs.

What are some common challenges freelance open source intelligence professionals face when working independently?

Freelance OSINT professionals often encounter challenges such as managing multiple client expectations, staying updated with rapidly evolving tools and techniques, and ensuring the ethical and legal use of open-source data. Unlike those working within larger organizations, freelancers may have limited access to premium resources or collaborative support, making self-motivation and continuous learning essential. Building a strong professional network and maintaining high standards of data security are also critical for long-term success in this field.

What is the difference between Freelance Open Source Intelligence vs Freelance Cybersecurity Analyst?

AspectFreelance Open Source IntelligenceFreelance Cybersecurity Analyst
CredentialsRelevant certifications like OSINT certifications, cybersecurity basicsCertifications such as CISSP, CEH, or CompTIA Security+
Work EnvironmentRemote, project-based, research-focusedRemote or on-site, security monitoring and analysis
Industry UsageIntelligence agencies, private firms, consultingIT firms, corporations, government agencies
Search & Comparison IntentUnderstanding open source research skillsAssessing security vulnerabilities and threats

While both roles involve technical expertise, Freelance Open Source Intelligence focuses on gathering and analyzing publicly available information, whereas Freelance Cybersecurity Analysts specialize in protecting systems from threats. The two roles often overlap but serve different primary objectives in the security and intelligence landscape.

What are the most commonly searched types of Open Source Intelligence jobs in Rancho Cucamonga, CA?

The most popular types of Open Source Intelligence jobs in Rancho Cucamonga, CA are:

What are popular job titles related to Freelance Open Source Intelligence jobs in Rancho Cucamonga, CA?

For Freelance Open Source Intelligence jobs in Rancho Cucamonga, CA, the most frequently searched job titles are:

What job categories do people searching Freelance Open Source Intelligence jobs in Rancho Cucamonga, CA look for?

The top searched job categories for Freelance Open Source Intelligence jobs in Rancho Cucamonga, CA are:

What cities near Rancho Cucamonga, CA are hiring for Freelance Open Source Intelligence jobs?

Cities near Rancho Cucamonga, CA with the most Freelance Open Source Intelligence job openings:

Freelance Open Source Intelligence jobs near you

Sr. Application Security Engineer

Redlands, CA

Esri
Scientific Research and Development Services • 1 - 5K employees

9.6

Company rating: 9.6 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

7th of 246 rated software companies

Great coworkers

People enjoy working here

Good employer

Learn more about Esriexternal

$59 - $79/hr

Full-time

Re-posted 18 days ago

Job description

Overview

As someone experienced with securing a wide variety of applications, you are looking for an opportunity to use your skills in an innovative and technology-oriented environment. As an Application Security Engineer at Esri, you will fill a critical role in helping secure Esri's intellectual property and sensitive data against a variety of complex threats with support from all levels of leadership. Our Application Security team collaborates closely with the application development, DevSecOps, and information security departments to design security into our applications up front, perform application layer security testing, and assist developers with vulnerability remediation. We value collaboration, pragmatic security, and continuous improvement. We welcome you to join Esri, where you can make a real difference every day! 

Responsibilities

  • Design, operate, and continuously improve application security testing capabilities and pipelines 
  • Assess application risks and recommend mitigations 
  • Perform application layer security reviews of the code developed by our application teams, across multiple languages and frameworks used internally 
  • Assist with application layer penetration testing to identify potential issues 
  • Provide application security guidance and mentorship to development teams as needed 

Requirements

  • 5+ years of experience in application security, including manual and automated code reviews, manual penetration testing, dynamic application security testing, and false positive analysis of code, pen test, and open-source security findings 
  • Demonstrated experience determining risk based on analysis/findings using a consistent risk management framework 
  • Proven ability to develop automations/applications using Python, Typescript, Java, or PowerShell 
  • Experience creating and maintaining reusable GitHub Actions workflows, with expertise in all aspects of GitHub workflow management 
  • Hands-on experience working in a DevSecOps environment built on Kubernetes with a strong knowledge of Kubernetes security best practices 
  • Ability to read and analyze code for security and design vulnerabilities 
  • Solid understanding of common web application security standards (HTTP, OAuth, OIDC, REST, and more) 
  • Experience working with cloud platforms, specifically AWS and Azure 
  • Willingness to learn new skills and enhance workflows using various AI tools 
  • US citizenship and willingness and ability to maintain a US Security Clearance
  • Bachelor's degree in computer science or related field

Recommended Qualifications

  • Proficiency in any of the following languages: C#, Python, Bash/Shell, PowerShell, JavaScript, SQL, Java 
  • Familiarity with AI-assisted coding practices, including tools such as GitHub Copilot, and an understanding of the security implications and risks introduced by AI-generated code 
  • Practical experience interpreting findings from application pen testing, code scanning and open-source scanners to determine the risk and collaborate with developers to resolve them 
  • Understanding of layer 2-7 communication protocols, common encoding and encryption schemes, and algorithms 

#LI-TM1

#LI-onsite

ESRI logo

About ESRI

Sourced by ZipRecruiter

Our passion for improving quality of life through geography is at the heart of everything we do. Esri's geographic information system (GIS) technology inspires and enables governments, universities, and businesses worldwide to save money, lives, and our environment through a deeper understanding of the changing world around them.

Industry

Scientific research and development services

Company size

1,001 - 5,000 Employees

Headquarters location

Redlands, CA, US

Year founded

1969

View All ESRI Jobs

What Esri employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom

Apply