Description

General program information and/or position overview. The qualified candidate will be responsible for supporting Leidos G&C's cybersecurity programs. In support of NSWC Dahlgren Division Combined Integrated Air and Missile Defense (CIAT) program, the candidate will assist in identifying and implementing security controls, performing risk assessments, and developing artifacts to obtain Authority to Operate (ATO) as part of the Risk Management Framework (RMF). Candidate will also perform duties in support of cybersecurity initiatives, such as, Independent Research and Development (IR&D), and operating cybersecurity testing environment.

Primary Responsibilities:

Assist in maintaining the CIAT system's cybersecurity posture in regard to availability, integrity, authentication, confidentiality, and non-repudiation.

Support the execution of all cyber management functions in strict compliance with applicable DoD, DoN, SECNAV, and OPNAV directives.

Contribute to the preparation and maintenance of the Risk Management Framework (RMF) package and other accreditation support documentation.

Help generate and maintain the Cyber Applicable Requirements Verification Matrix (RVM) and assist in documenting cyber-related risks.

Assist in the application of Security Technical Implementation Guides (STIGs), the hardening of Operating Systems, and the implementation of firewall rules.

Provide hands-on support for the system's cyber hardware and software suites.

Conduct cybersecurity testing under the direction of the lead engineer and assist in documenting results in Cyber Applicable Test Reports.

Support the development and updating of system security documentation, training materials, and user guides.

Basic Qualifications:

• DoD security clearance - Secret level
• A Bachelor’s degree in Cybersecurity, Computer Science, Information Technology, or a related technical field is preferred and 2-4 years of relevant experience.
• Foundational knowledge of the Risk Management Framework (RMF) and an understanding of DoD/DoN cybersecurity directives.
• Familiarity with vulnerability scanning tools (e.g., Nessus) and patch management.
• Basic understanding of OS hardening, networking concepts, and system security engineering principles.
• Strong organizational skills with the ability to contribute to clear technical documentation, procedures, and reports.
• Excellent teamwork and communication skills with the ability to effectively support a lead engineer in a government contracting environment.
• Must be willing and able to achieve DoD 8570/8140 compliance (e.g., CompTIA Security+) within 6 months of starting role

Preferred Qualifications:

• Experience with Security Information and Event Management (SIEM) tools.
• Familiarity with secure coding practices or experience with secure code analysis tools.
• Experience working in a DoD or government contracting environment.
• Current CompTIA Security+, Certified Ethical Hacker (CEH), or Certified Information Systems Security Professional (CISSP) certification.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Original Posting:
May 13, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:
Pay Range $69,550.00 - $125,725.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system - never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.