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Freelance Offensive Security Engineer Jobs (NOW HIRING)

CoreWeave

Offensive Security Engineer

Bellevue, WA · On-site

As an Offensive Security Engineer, you will lead efforts to identify and mitigate security risks, perform penetration testing, and guide engineering teams on secure practices while developing ...

Praetorian

Offensive Security Engineer

Austin, TX · On-site

Who We Are Looking For We are looking for an Offensive Security Engineer who operates with clear ownership. You're not just filling a seat. You're setting the standard. You believe great execution ...

Astranis

Senior Offensive Security Engineer

San Francisco, CA · On-site

$134K - $185K/yr

Senior Offensive Security Engineer As a Senior Offensive Security Engineer, you will lead penetration testing and adversarial simulation efforts targeting our applications, cloud infrastructure, and ...

CoreWeave

Offensive Security Engineer

Livingston, NJ · On-site

As an Offensive Security Engineer, you will lead efforts to identify and mitigate security risks, perform penetration testing, conduct threat modeling, and develop security tooling to enhance the ...

CoreWeave

Offensive Security Engineer

San Francisco, CA · On-site

As an Offensive Security Engineer, you will lead efforts to identify and mitigate security risks, perform penetration testing, and provide guidance on secure design practices. Responsibilities : • ...

CoreWeave

Offensive Security Engineer

Sunnyvale, CA · On-site

As an Offensive Security Engineer, you will lead efforts to identify and mitigate security risks, perform penetration testing, and develop security tooling to enhance the company's overall security ...

HP IQ

Senior Offensive Security Engineer

San Francisco, CA · On-site

$134K - $185K/yr

The Senior Offensive Security Engineer will work closely with engineering teams to identify and mitigate security risks throughout the product lifecycle, leading penetration tests and advising on ...

Hp

Senior Offensive Security Engineer

San Francisco, CA · On-site

$180K - $250K/yr

Senior Offensive Security Engineer Description - Who We Are HP IQ is HP's new AI innovation lab. Combining startup agility with HP's global scale, we're building intelligent technologies that ...

CoreWeave

Offensive Security Engineer

Manhattan, NY · On-site

As an Offensive Security Engineer, you will lead efforts to identify and mitigate security risks, perform penetration testing, and develop security tooling to enhance the overall security posture of ...

Staris AI

Offensive Security Engineer

Seattle, WA · Remote

$150K - $200K/yr

As an Offensive Security Engineer at Staris AI, you'll be at the vanguard of the application security profession. This role goes beyond conventional application security and penetration testing; you ...

HP IQ

Senior Offensive Security Engineer

San Francisco, CA · On-site

$180K - $250K/yr

About The Role As an Offensive Security Engineer within HP IQ's Product Security team, you will partner closely with engineering teams to identify, validate, and mitigate security risks across the ...

CoreWeave

Offensive Security Engineer

Livingston, NJ · On-site

$165K - $242K/yr

As an Offensive Security Engineer at CoreWeave, you will lead efforts to identify and mitigate security risks across internal and external systems. You'll perform penetration testing, conduct threat ...

eBay, Inc.

AI Offensive Security Engineer

Austin, TX · On-site

$136K - $228K/yr

Role Overview eBay seeks an AI Offensive Security Engineer to proactively identify and exploit vulnerabilities in AI/ML systems before adversaries do. This is a hands-on technical role focused on ...

Replit

Offensive Security Engineer

Foster City, CA · On-site

$188K - $313K/yr

About the role We are looking for a senior-level Offensive Security Engineer to serve as a high-impact "adversary-in-residence" for Replit's cloud-native platform. At Replit, security isn't just ...

CoreWeave

Offensive Security Engineer

Sunnyvale, CA

$165K - $242K/yr

As an Offensive Security Engineer at CoreWeave, you will lead efforts to identify and mitigate security risks across internal and external systems. You'll perform penetration testing, conduct threat ...

Ivanti

Senior Offensive Security Engineer

OR · On-site +1

$114K - $156K/yr

Are you an experienced Senior Offensive Security Engineer that wants to work with cutting-edge cybersecurity technologies and contribute to enhancing our overall security posture? At Ivanti, we work ...

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Freelance Offensive Security Engineer information

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$14

$47

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How much do freelance offensive security engineer jobs pay per hour?

As of Jun 9, 2026, the average hourly pay for freelance offensive security engineer in the United States is $47.71, according to ZipRecruiter salary data. Most workers in this role earn between $24.28 and $61.78 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Freelance Offensive Security Engineer, and why are they important?

To thrive as a Freelance Offensive Security Engineer, you need deep expertise in penetration testing, vulnerability assessment, and cybersecurity best practices, often backed by certifications like OSCP or CEH. Familiarity with tools such as Metasploit, Burp Suite, Nmap, and scripting languages like Python is typically required. Strong problem-solving skills, self-motivation, and effective client communication set standout professionals apart in this field. These competencies are crucial for identifying and mitigating security risks while maintaining client trust and delivering high-value security assessments.

What are some common challenges faced by Freelance Offensive Security Engineers when working with multiple clients?

Freelance Offensive Security Engineers often juggle multiple projects for different clients, which can make time management and prioritization challenging. Each client may have unique security requirements, varying network environments, and distinct expectations for deliverables. Additionally, staying updated on the latest vulnerabilities and attack techniques is crucial, as clients rely on your expertise for thorough assessments. Clear communication and diligent documentation are essential to ensure that findings and recommendations are understood and actionable for each client.

What are Freelance Offensive Security Engineers?

Freelance Offensive Security Engineers are independent cybersecurity professionals who specialize in identifying and exploiting vulnerabilities within computer systems, networks, and applications. They are hired by organizations on a contract basis to conduct penetration testing, red teaming, and security assessments to help improve the organization's defenses. Unlike in-house employees, freelancers work for multiple clients and often bring a diverse range of experience from different industries. Their primary goal is to simulate real-world attacks and provide detailed reports with recommendations to enhance security posture.

What is the difference between Freelance Offensive Security Engineer vs Penetration Tester?

AspectFreelance Offensive Security EngineerPenetration Tester
CertificationsOSCP, CEH, OSWEOSCP, CEH, GPEN
Work EnvironmentProject-based, remote or on-site, client-specificTypically consulting, testing environments, often on-site or remote
Employer/Industry UsageFreelance, cybersecurity firms, consultingSecurity firms, internal security teams, consulting

Freelance Offensive Security Engineers and Penetration Testers both focus on identifying security vulnerabilities. However, Freelance Offensive Security Engineers often work on broader offensive security projects, including red teaming and security architecture, while Penetration Testers primarily conduct targeted vulnerability assessments. The roles overlap but differ in scope and depth of engagement.

More about Freelance Offensive Security Engineer jobs
What cities are hiring for Freelance Offensive Security Engineer jobs? Cities with the most Freelance Offensive Security Engineer job openings:
What are the most commonly searched types of Offensive Security Engineer jobs? The most popular types of Offensive Security Engineer jobs are:
What states have the most Freelance Offensive Security Engineer jobs? States with the most job openings for Freelance Offensive Security Engineer jobs include:
What job categories do people searching Freelance Offensive Security Engineer jobs look for? The top searched job categories for Freelance Offensive Security Engineer jobs are:
Freelance Offensive Security Engineer jobs near you
Infographic showing various Freelance Offensive Security Engineer job openings in the United States as of May 2026, with employment types broken down into 60% Full Time, 20% Part Time, and 20% Contract. Highlights an 70% In-person, and 30% Remote job distribution, with an average salary of $99,230 per year, or $47.7 per hour.
Offensive Security Engineer

Offensive Security Engineer

CoreWeave

Bellevue, WA • On-site

Full-time

Posted 21 days ago

Job description

Job Summary:
CoreWeave is The Essential Cloud for AI™, providing technology and expertise to accelerate AI innovation. As an Offensive Security Engineer, you will lead efforts to identify and mitigate security risks, perform penetration testing, and guide engineering teams on secure practices while developing security tooling and researching emerging threats.
Responsibilities:
• Perform penetration testing as well as purple and red team exercises.
• Conduct threat modeling, code reviews, and design reviews for development teams.
• Research new attack techniques and develop strategies to counter them.
• Develop and enforce security best practices and standards, maintaining internal compliance.
• Provide solutions to complex security issues, manage multiple tasks, and prioritize effectively in a fast-paced environment.
• Present technical security information to both technical and non-technical audiences.
• Maintain technical documentation, reports, and security tooling with attention to detail.
• Participate in other security-related initiatives as assigned.
Qualifications:
Required:
• 5+ years of experience in offensive information security roles.
• Proficiency in at least one programming or scripting language (e.g., Go, Python, C/C++) for automation, code reviews, and tooling.
• Bachelor’s degree in Computer Science or related field.
• Hands-on penetration testing experience and familiarity with offensive security tools.
• Strong technical knowledge of Linux operating systems and containerized environments.
• Experience securing Kubernetes and understanding related security practices.
• Able to navigate ambiguity, identify root causes, and solve complex security problems.
• Excellent written and verbal communication skills with strong technical documentation abilities.
• Capable of working independently while managing multiple priorities in a fast-paced environment.
• Strong desire to continuously learn and adopt new technologies and security techniques.
Preferred:
• Experience with firmware reverse engineering, analyzing binaries, bootloaders, and embedded systems for vulnerabilities.
• Relevant certifications such as Sec+, Net+, OSCP, or equivalent.
• Experience with EDR tuning, detections-as-code, or threat hunting as part of a Blue Team.
• Deep understanding of business-wide security best practices and implementation strategies.
Company:
CoreWeave provides cloud infrastructure services designed to support artificial intelligence and high-performance computing workloads. Founded in 2017, the company is headquartered in Livingston, USA, with a team of 1001-5000 employees. The company is currently Late Stage.

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