Intern - Cyber Defense Advanced Investigations - Summer 2026

About Lumen

Lumen connects the world. We are igniting business growth by connecting people, data and applications - quickly, securely, and effortlessly. Together, we are building a culture and company from the people up - committed to teamwork, trust and transparency. People power progress.

We're looking for top-tier talent and offer the flexibility you need to thrive and deliver lasting impact. Join us as we digitally connect the world and shape the future.

About Lumen's Internship Program

Lumen offers students a unique opportunity to gain hands-on experience in digital innovation through a 10-week summer internship. Interns learn, network, and advance their careers while helping drive technology forward - embark on your exciting journey with Lumen today!

Come join Lumen's fully immersive, 10-week summer internship program. Our interns demonstrate curiosity, innovation, and a passion for advancing technology. We believe that empowering our people and helping them reach their full potential is essential for the long-term success of both Lumen and our customers.

Hear from previous interns on the impact this program has had on their career. CLICK HERE!

The Role

Intern must be available to work full time (40 hours / week) during the 10-week program.

Program Dates : May 29 - August 7, 2026.

Location : This position is fully remote / work from home in the continental US.

Work Authorization : US Work Authorization required for this role.

Program eligibility is contingent on the candidate's commitment to the entire 10-week program. No exceptions will be made.

The Main Responsibilities

Join a high-impact cybersecurity team focused on , threat hunting, and investigative research and digital forensics As a summer intern, you'll gain hands-on experience supporting real-world investigations, analyzing threat data, and contributing to the development of security tools and processes.

This intern will focus on Advanced Cyber Investigations, Cyber Threat Hunting and Research, Summer 2026 Internship : Cybersecurity Investigations & Threat Research : Forensics and eDiscovery, Advanced Cyber Investigations, Cyber Threat Hunting and Research.

Project tasks may include :

• Explore emerging threats, malware behavior, and reverse engineering.
• Learn to contribute to tool tuning, use case development, and threat taxonomy updates.
• Participate in threat hunting using behavioral IOCs, Jupyter Notebooks, and SIEM tools.
• Contribute to research on emerging threats, malware behavior, and reverse engineering.
• Document findings and collaborate with cross-functional teams.

What We Look For in a Candidate

Required qualifications

Proficiency and understanding of :

Compensation

Internship compensation ranges depend on each individual's level of education, geographic location, and experience / qualifications aligned to the role.

Hourly Based Pay Range :

Min : $ 31 / hour

Max : $ 46 / hour

What to Expect Next

Once you complete and submit your application, you will be invited to take part in a virtual assessment. This on-demand assessment allows Lumen to better understand how your skills and experiences align to the internship role. You will receive a separate email invitation (please check your spam folder) within 6 hours of applying. To remain eligible for the summer internship program, be sure to finish the video interview within 5 business days of your application.

Application & Interview Timeline

Requisition # : 340200

Background Screening

If you are selected for a position, there will be a background screen, which may include checks for criminal records and / or motor vehicle reports and / or drug screening, depending on the position requirements. For more information on these checks, please refer to the Post Offer section of our FAQ page . Job-related concerns identified during the background screening may disqualify you from the new position or your current role. Background results will be evaluated on a case-by-case basis.

Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.

Equal Employment Opportunities

We are committed to providing equal employment opportunities to all persons regardless of race, color, ancestry, citizenship, national origin, religion, veteran status, disability, genetic characteristic or information, age, gender, sexual orientation, gender identity, gender expression, marital status, family status, pregnancy, or other legally protected status (collectively, "protected statuses"). We do not tolerate unlawful discrimination in any employment decisions, including recruiting, hiring, compensation, promotion, benefits, discipline, termination, job assignments or training.

Disclaimer

The job responsibilities described above indicate the general nature and level of work performed by employees within this classification. It is not intended to include a comprehensive inventory of all duties and responsibilities for this job. Job duties and responsibilities are subject to change based on evolving business needs and conditions.

In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.

Please be advised that Lumen does not require any form of payment from job applicants during the recruitment process. All legitimate job openings will be posted on our official website or communicated through official company email addresses. If you encounter any job offers that request payment in exchange for employment at Lumen, they are not for employment with us, but may relate to another company with a similar name.

Application Deadline

10 / 21 / 2025