Information Security Intern Jobs in Missouri

Information Security Intern jobs in Missouri concentrate in financial services, healthcare IT, defense contracting, and higher education, with steady hiring across Kansas City, St. Louis, and Columbia. Major employers with a lasting presence include Cerner (now Oracle Health), Edward Jones, and the Federal Reserve Bank of St. Louis, all of which run structured internship programs in information security. The most in-demand sub-areas are network security monitoring, vulnerability assessment, and security operations center support. Find a role that fits below and apply directly.

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Overview

Open roles16
Top employerSegra
Top citySt. Louis, MO
Cities hiring8
Work type50% On-site
Top industryTechnology

Showing 5 of 16+ Information Security Intern jobs

U
Supervisory IT Specialist (Information Security)
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U
Added 1d ago
Supervisory IT Specialist (Information Security)
US Military Treatment Facilities under DHA
Fort Leonard Wood, Missouri
Compliance & Legal
Compliance & Risk
Human Resources
$90k - $116k/yr
On-Site

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City of Kansas City, MO
Chief Information Security Officer (Operations Officer)
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City of Kansas City, MO
Added 1d ago
Chief Information Security Officer (Operations Officer)
City of Kansas City, MO
Kansas City, Missouri
Business Operations
Program Management
Project Management
$8,650 - $14k/yr
Bachelor's degree in information technology
1,001-5,000

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CACI International
Information Systems Security Officer
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CACI International
Added 2d ago
Information Systems Security Officer
CACI International
St. Louis, Missouri
Compliance & Legal
Compliance & Risk
Human Resources
$75k - $158k/yr
AWS Certification
10,000+

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H&R Block
Executive Assistant, Information Security
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H&R Block
Added 6d ago
Executive Assistant, Information Security
H&R Block
Kansas City, Missouri
Executive Leadership & C-Suite
Program Management
Project Management
Hybrid
High school diploma or GED
10,000+

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National Information Solutions Cooperative (NISC)
Intern - Information Security (Cybersecurity)
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National Information Solutions Cooperative (NISC)
Added 1w ago
Intern - Information Security (Cybersecurity)
National Information Solutions Cooperative (NISC)
Lake Saint Louis, Missouri
Executive Leadership & C-Suite
Program Management
Project Management
High school diploma or GED
1,001-5,000

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See All 16 Information Security Intern Jobs in Missouri

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Information Security Intern Jobs by City in Missouri

Where Missouri roles are concentrated, by current openings.

St. Louis
7 jobs
Kansas City
3 jobs
Oak Grove
1 job
Springfield
1 job
Jefferson City
1 job
Lake Saint Louis
1 job
Fort Leonard Wood
1 job
North Kansas City
1 job

Information Security Intern Job Market in Missouri

A snapshot from current Missouri openings, updated as new roles post.

Who's Hiring

Segra
Segra1 open role
Collabera
Collabera1 open role
H&R Block
H&R Block1 open role

Top Industries Hiring

  • Technology & Software
  • Healthcare & Medical Services

What Missouri Employers Look For

The qualifications that appear most often in information security intern jobs across Missouri.

  • Enrollment in a bachelor's or master's program in cybersecurity, computer science, or information systems
  • Foundational knowledge of networking protocols, firewalls, and intrusion detection concepts
  • Familiarity with security tools such as SIEM platforms, Wireshark, or Nessus
  • CompTIA Security+ certification completed or actively in progress preferred by many Missouri employers
  • Understanding of risk assessment frameworks including NIST, ISO 27001, or CIS Controls
  • Strong written communication skills for drafting incident reports and security documentation

Information Security Intern Jobs in Missouri: Frequently Asked Questions

How do you become a information security intern in Missouri?

Becoming an information security intern in Missouri typically starts with enrollment in a cybersecurity, computer science, or information systems program at a Missouri university such as Mizzou, Missouri S&T, or Washington University in St. Louis. No state-issued license is required for the intern role itself, but pursuing CompTIA Security+ before applying gives candidates a concrete, employer-recognized credential. Most Missouri employers post internships through their campus recruiting programs during fall and spring recruiting seasons.

Which companies hire information security interns in Missouri?

Missouri information security intern roles are posted by Segra, Collabera, and H&R Block and others right now, based on current listings on Migrate Mate as of September 2026. Missouri's mix of large financial institutions, health technology companies, and federal government contractors creates a particularly broad range of internship environments in the state.

Which Missouri cities have the most information security intern jobs?

St. Louis, Kansas City, and Oak Grove account for the most information security intern openings in Missouri. Kansas City and St. Louis drive the bulk of demand through their concentrations of financial services firms, healthcare IT companies, and defense contractors, while Columbia's openings are largely tied to the University of Missouri system and affiliated research and technology organizations.

Are there remote information security intern jobs in Missouri?

Yes, and more than many technical internships, since a meaningful share of information security work involves analysis, documentation, and monitoring tasks that can be done off-site. About 50% of information security intern openings tied to Missouri are remote or hybrid as of September 2026, reflecting broader flexibility in the field. Security operations center rotations and hands-on lab work typically remain in-person even when the rest of the internship is remote.

How can I get hired as a information security intern in Missouri with little or no experience?

The most realistic entry path is applying through university career fairs at Missouri S&T, Mizzou, or UMKC, where Missouri employers including Oracle Health and Edward Jones actively recruit students with no prior professional experience. Building a home lab, earning CompTIA Security+, or completing a capture-the-flag competition gives your application a concrete edge. Adjacent roles like IT help desk or network support at Missouri companies are also a common lateral move into a security internship track.

Where can I find and apply to information security intern jobs in Missouri?

You can find and apply to information security intern jobs in Missouri on Migrate Mate, which lists current Missouri openings. Find a role that fits and apply directly to the employer through the listing.

See All 16 Information Security Intern Jobs in Missouri

Find roles in Missouri that match your experience and apply in just a few clicks.

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