Hands-On Summer Infrastructure Security Intern (Onsite)

Mansfield Oil Company; Gainesville (GA); On-site; USD 24,000 - 34,000; Full time

Benefits offered by this job

Mentorship from security professionals

Hands-on enterprise security exposure

Potential for future opportunities

Job summary

Mansfield Oil Company in Gainesville, GA is seeking a Summer Intern in Infrastructure Cybersecurity. This onsite, paid internship offers hands-on experience collaborating with a team of network, systems, and security engineers on vulnerability management, incident response, and compliance.

You will gain exposure to cloud, on-prem resources, and security best practices while supporting real-world projects and documentation.

Qualifications

• Currently pursuing a degree in Cybersecurity, Computer Science, Information Technology, or related field.
• Understanding of networking fundamentals and operating systems.
• Familiar with core security concepts and confidential information handling.

Responsibilities

• Assist with vulnerability scanning, triage, and remediation tracking with system owners.
• Review alerts from security tools and document security events under supervision.
• Support firewall reviews, network segmentation validation, and secure server configurations.
• Assist with user access reviews and MFA coverage reporting.
• Help gather evidence for internal security assessments and update runbooks and diagrams.
• Collaborate with infrastructure, cloud, and applications teams to promote secure practices.

Skills

Networking fundamentals

Windows & Linux familiarity

Core security concepts

Analytical & communication skills

Confidential information handling

Education

Pursuing degree in Cybersecurity/CS/IT

Tools

PowerShell

Python

Job description

Mansfield Oil Company in Gainesville, GA is seeking a Summer Intern in Infrastructure Cybersecurity. This onsite, paid internship offers hands-on experience collaborating with a team of network, systems, and security engineers on vulnerability management, incident response, and compliance.

You will gain exposure to cloud, on-prem resources, and security best practices while supporting real-world projects and documentation.