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It System Security Intern Jobs (NOW HIRING)

inteplast

IT SYSTEM ADMINISTRATOR

Lolita, TX · On-site

The IT System Administrator provides technical assistance and support to end users and is ... Monitor system performance, availability, backups, security, and storage capacity. * Troubleshoot ...

CACI International Inc.

You will work in a dynamic environment, collaborating with IT system owners, stakeholders, and cybersecurity professionals to implement and maintain robust security controls. Your efforts will ...

DTCC

... Management Information Systems (MIS), Technology Management, or a related field. * Expected ... or security governance. Preferred * Coursework, projects, prior work, internship, student ...

Inteplast Group

WI · On-site

The IT System Administrator provides technical assistance and support to end users and is ... Monitor system performance, availability, backups, security, and storage capacity. * Troubleshoot ...

Inteplast Group

The IT System Administrator provides technical assistance and support to end users and is ... Monitor system performance, availability, backups, security, and storage capacity. * Troubleshoot ...

CONTROL VISION

IT system support Engineer

Tucson, AZ · On-site

IT system support Engineer This is a full-time on-site position located in Tucson, AZ. Join the ... Facilitate regular meetings with security, management, engineering and IT * Ensure project ...

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It System Security Intern information

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How much do it system security intern jobs pay per hour?

As of Sep 11, 2026, the average hourly pay for it system security intern in the United States is $20.34, according to ZipRecruiter salary data. Most workers in this role earn between $16.11 and $22.36 per hour, depending on experience, location, and employer.

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For It System Security Intern jobs, the most frequently searched job titles are:

Information System Security Officer

Stafford, VA • On-site

ManTech International
IT Services • 5 - 10K employees
Learn more about ManTech Internationalexternal

$114K - $190K/yr

Full-time

Medical, Life, Retirement, PTO

Re-posted 20 hours ago

ManTech rating

8.8

Company rating: 8.8 out of 10

Based on 15 frontline employees who took The Breakroom Quiz

Job description

General information
Requisition #
R70553
Locations
USA-VA-Stafford
Posting Date
09/03/2026
Security Clearance Required
TS/SCI
Remote Type
Onsite
Time Type
Full time
Description & Requirements
Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we've been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now-protect and innovate with MANTECH!
MANTECH seeks a motivated, career and customer-oriented Information System Security Officer to support our contract under Marine Corps Systems Command (MCSC) out of Stafford, VA.
The successful candidate will support the security compliance, and ongoing authorization of United Stated Marine Corps Systems.
Responsibilities include but are not limited to:
  • Provide cybersecurity information assurance support for Marine Corps information, intelligence, and cybersecurity programs.
  • Support and assist in the development of Risk Management Framework (RMF) security authorization packages based on current doctrine.
  • Assist government programs with generating and maintaining security documentation such as System Security Plans , Backup and Recovery Plans, Contingency Plans, and System Security Plan of Action and Milestones (POA&Ms) to ensure compliance with government security policies and procedures.
  • Perform vulnerability/risk analyses of assigned information systems during all phases of the System Development Life Cycle; analyze vulnerability scan results / DISA STIGs, and generate and maintain system security POA&Ms.
  • Interpret cybersecurity requirements into technical solutions and analyze system configurations to determine, maintain, and improve security posture.
  • Recommend proper system configuration and administration control procedures to enhance system security, performance, and to ensure assigned Marine Corps information systems are compliant with applicable laws and policies and meet cybersecurity requirements outlined in the Defense Acquisition System guidance as well as all applicable Department of Defense (DoD), Department of the Navy (DoN), and Marine Corps cybersecurity directives and instructions.
  • Provide cybersecurity support for information systems to address policymaking, programmatic and technical assistance, and all aspects of planning, documentation, engineering, and operating in secure environments.

Minimum Qualifications:
  • Bachelor's Degree and at least 5 years of related ISSO experience (additional 2 years of experience may be substituted in lieu of degree.
  • Must be compliant and certified at the DoW 8140 intermediate level, thus will need a CASP, Security+, CISSP, or CISM certification.
  • Experience working with RMF, NIST, and other federal guidelines.
  • Experience utilizing assessment tools (e.g., ACAS, SCAP, HBSS) and RMF process tools (e.g., MCCAST, eMASS, eArcher, etc.).
  • Security Testing and Evaluation Experience.
  • Experience with Assured Compliance Assessment Solution (ACAS), STIGs, and SCC.

Preferred Qualifications:
  • Marine Corps ISSO experience
  • DoD Information Technology Portfolio Repository, Department of the Navy experience preferred.
  • Knowledge of information security systems and applications for DoD projects (Marine Corps programs preferred).
  • Knowledge of DoDI 8510.01; NIST 800 series publications; Intelligence Community Directive (ICD) 503; DoD Intelligence Information System (DoDIIS)-Joint Security Implementation Guide (DJSIG); Intelligence Community Information Technology Systems Security Risk Management; emerging cybersecurity policies; and all other policies, orders, and directives pertaining to the role.

Clearance Requirements:
  • Must have a current / active Top Secret / SCI clearance.

Physical Requirements:
  • Sedentary work

The projected compensation range for this position is $114,600.00-$190,200.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, MANTECH invests in its employees beyond just compensation. MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.
MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.
If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.

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