- Highmark Health (Jefferson City, MO)
- …including security monitoring, vulnerability management, incident response, and security engineering . The intern will work closely with experienced security ... in a technical role, even if not directly security related. + Cybersecurity Certifications (eg, CompTIA Security+): While not required, these demonstrate a… more
- Mastercard (O'Fallon, MO)
- …and governments realize their greatest potential._ **Title and Summary** Product Management Intern, Summer 2026 - O'Fallon, MO Who is Mastercard? At Mastercard, ... solutions that address complex global challenges-ranging from digital currency and cybersecurity to financial inclusion. They develop strategies that not only meet… more
- World Wide Technology (St. Louis, MO)
- …and collaborative culture that highlights career opportunities and advancement. We are now hiring for Summer 2026 . The program will begin in May 2026 . This ... Title:** **Cyber Security Intern** **Job Summary** The internship opportunities for Cybersecurity Engineering and Governance, Risk, and Compliance (GRC) offer… more
- Lumen (Jefferson City, MO)
- …will focus on Advanced Cyber Investigations, Cyber Threat Hunting and Research, Summer 2026 Internship: Cybersecurity Investigations & Threat Research: ... will be made. **The Main Responsibilities** Join a high-impact cybersecurity team focused on , threat hunting, and investigative...Interview panel with work team + **December** - All Summer 2026 offers will be extended by… more
- Lumen (Jefferson City, MO)
- …student to join the Global Security organization for a full-time, 10 week engagement during the Summer 2026 . In this role, you will be a part of a team that ... cybersecurity and motivation to own the junior level engineering responsibilities of the Lumen Technologies security solutions. +...Interview panel with work team + **December** - All Summer 2026 offers will be extended by… more
- Lumen (Jefferson City, MO)
- …exciting journey with Lumen today! Lumen offers a fully immersive, 10-week summer internship program. Our interns demonstrate curiosity, innovation, and a passion ... long-term success of both Lumen and our customers.Program dates: June 1 - August 6, 2026 . Hear from previous interns on the impact this program has had on their… more
- CACI International (St. Louis, MO)
- Cyber Security Intern - Summer 2026 Job Category: Intern/Co-op Time Type: Part time Minimum Clearance Required to Start: TS/SCI Employee Type: Part-Time On-Call ... or knowledge of Cisco, Juniper, Aruba is a strong plus. + Engineering , Computer Science, Cybersecurity , or related degree is preferred + Must have an active… more