2026 Internship - Application Security (GR15) Apply now »
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Date: Jan 22, 2026
Location: Renton, WA, US, 98057
Company: PACCAR
About PACCAR
PACCAR is a Global Fortune 500 company established in 1905. PACCAR Inc is recognized as a global leader in the commercial vehicle, financial, and customer service fields with internationally recognized brands such as Kenworth, Peterbilt, and DAF trucks. PACCAR is a global technology leader in the design, manufacture, and customer support of high-quality light-, medium- and heavy-duty trucks under the Kenworth, Peterbilt and DAF nameplates. PACCAR designs and manufactures advanced diesel engines and provides customized financial services, information technology and truck parts related to its principal business.?
Whether you want to design the transportation technology of tomorrow, support the staff functions of a dynamic, international leader, or build our excellent products and services - you can develop the career you desire with PACCAR. Get started!?
Division Information
PACCAR's Information Division (ITD), located in Renton, WA, utilizes cutting-edge technology to provide systems development, consulting, voice and data communications services to the entire corporation, which has high visibility in the technology sector.
The Role
This position is responsible for implementing security testing throughout the software-development lifecycle and will serve as the bridge between security and development, ensuring that applications are designed, developed, and deployed in a secure manner. An AppSec Engineer intern plays a role on the global security team that is responsible for the safeguard of PACCAR's systems and applications from potential threats and breaches.
About the Team
As an Application Security intern, you will have the opportunity to gain hands-on experience working alongside the Sr. Application Security Engineer. Together, you will be part of the Global Security group within the IT Division at PACCAR, spearheading initiatives and activities defined by PACCAR's Application Security program. This team plays a crucial role in ensuring the protection of its systems and applications against potential cyber threats.
Joining this team will provide you with the unique opportunity to contribute to the pioneering efforts in Application Security. You will have the chance to work on industry-leading security practices, use enterprise-grade security tools and platforms, gaining valuable experience into the field of application security!
Job Responsibilities & Projects
Execute web security assessments on websites, web applications, web services and APIs using Dynamic Application Security Testing (DAST) tools.
Execute specific tasks within the scope of web application penetration testing
Provides application vulnerability remediation guidance, and recommendations to developers and software engineers.
Promote and evangelize AppSec initiatives by delivering brown bags and developer outreach activities such as secure coding tournaments.
Required Experience & Skills
Familiarity in the usage of Dynamic Application Security Testing (DAST) tools such as OWASP ZAP and Burp Suite
Strong analytical skills and ability to communicate complex systems or solutions effectively (i.e. explain what HTTP is to a non-technical associate)
Communication Skills- Good verbal and written communication skills to document findings and report on security assessments.
Attention to Detail - Keen eye for detail to identify potential security issues.
Passion for Cybersecurity - Demonstrated interest in cybersecurity through coursework, personal projects, or participation in cybersecurity competitions (e.g., CTFs)
Willingness to Learn - Eagerness to learn and adapt to new technologies and methodologies in cybersecurity
Problem-Solving Skills - Ability to think critically and solve problems independently and as part of a team.
Education
Undergraduate degree in Computer Science, Cybersecurity, Information Technology, or a related field desired - in progress or recently completed.
Benefits of working at PACCAR
As a U.S. PACCAR intern, you have a full range of benefit options including:
401k with up to a 5% company match
Sick Leave
Medical, dental, and vision plans for you and your family
Flexible spending accounts (FSA) and health savings account (HSA)
Life and accidental death and dismemberment insurance
EAP services including wellness plans, estate planning, financial counseling and more
Global Fortune 500 company with a wide array of growth, training, and development opportunities
Work alongside experienced goal-oriented colleagues recognized as experts in their field
Diversity & Inclusion
PACCAR has success with diverse teams of employees working together to achieve excellent results. Having a diverse and inclusive work environment ensures PACCAR has the talent needed to conduct business today and in the future by leveraging different backgrounds, skills, and viewpoints. We believe diversity in the workplace increases innovation, results in better decisions, and increases employee engagement.
PACCAR increases awareness through the efforts of global company-wide Diversity Councils and various employee resource groups that support initiatives & activities including multi-cultural events, outreach, mentorship programs, and more. PACCAR has been awarded the Top Company for Women to Work for in Transportation since 2018 by the Women in Trucking Association and Newsweek 2023 America's Greatest Workplaces for Women.
For more information, please visit our Diversity and Inclusion Commitment page: Diversity and Inclusion (paccar.com) (https://jobs.paccar.com/content/Diversity-and-Inclusion/?locale=en_US)
Additional Information
PACCAR is an Equal Opportunity Employer/Protected Veteran/Disability. At PACCAR, we value talent and promote growth and development. We carefully consider numerous compensation factors including your education, training, or experience. If hired, you will be required to provide proof of authorization to work in the United States. Applicants and employees for this position will not be sponsored for work authorization, including, but not limited to H-1B visas, now or in the future.
The salaries for intern positions are as follows:
Undergraduate Enrollment - $25 / hour
Graduate Enrollment - $30 / hour
