Security Engineer Intern

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CoStar Group

5,001-10,000 employeesArlington, VirginiaReal Estate
Actively hiringPaidSummer 2027Real Estate
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Best applied by Nov 16

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About the role#

We are looking for a Security Engineer Intern to join our team for a 10-week summer program. You will gain hands-on experience in a large enterprise cybersecurity program, working alongside experienced team members. Each intern is paired with a dedicated mentor to support technical development and career growth throughout the summer.

What you'll do#

  • Develop a working prototype to solve a specific cybersecurity challenge.
  • Perform cybersecurity operations, including responding to alerts, analyzing findings, and tuning controls.
  • Assist with ongoing cybersecurity projects.
  • Explore a variety of technical areas, including vulnerability management, endpoint security, incident response, and identity and access management.
  • Gain exposure to cloud and infrastructure security, as well as emerging technologies like AI security.
  • Practice scripting and automation using Python, PowerShell, or Bash.

What you'll need#

  • Currently pursuing a bachelor's degree in Cybersecurity, Computer Science, Information Technology, Software Engineering, or a comparable field at an accredited, not-for-profit institution.
  • Expected graduation date between December 2027 and June 2028, with plans to return to school after the internship.
  • A minimum cumulative GPA of 3.0.
  • Demonstrated interest in cybersecurity through personal endeavors, clubs, competitions, or research.
  • Coursework or experience related to networking, operating systems, cloud computing, or system administration.
  • Strong analytical, troubleshooting, and problem-solving skills with the ability to communicate technical information clearly.
  • Familiarity with Windows, Linux, or cloud environments.
  • Experience collaborating on team-based academic or project work.
  • Security certifications or relevant training, such as Security+, Network+, or CySA+, are a plus.

Location & details#

  • This is a full-time, 40-hour per week internship for Summer 2027.
  • The role is based in Richmond, Virginia.
  • The work modality is hybrid, with an expectation to be in the office Monday through Thursday and an option to work from home on Friday.
  • We are unable to provide visa sponsorship for this position.
Relevant fieldsCybersecurity

About CoStar Group

CoStar Group provides information, analytics, and online marketplaces for the commercial and residential real estate sectors. The company operates digital platforms including Apartments.com, LoopNet, and Homes.com. It also offers spatial data technology and hospitality benchmarking services. Based in Arlington, Virginia, the firm employs between 5,001 and 10,000 people.

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