Information Assurance Engineer

Description

The Leidos Digital Modernization Sector, within the Chief Information Security Office, is seeking an experienced Information Assurance Engineer to support the Program Executive Office Integrated Warfare Systems (PEO IWS 5B) program. In this role, you will collaborate with the Information System Security Manager and the broader security team to ensure compliance with NIST 800-53 controls and maintain the integrity of critical information systems. You'll play a key role in conducting security assessments, implementing security controls, and supporting the authorization process within the Enterprise Mission Assurance Support Service (eMASS).

Must currently hold an active DoD Secret Clearance.

What You'll Do

Perform risk assessments and vulnerability analyses to identify and mitigate security risks.

Support security authorization activities, including Assessment & Authorization (A&A) and Authority to Operate (ATO) processes.

Conduct weekly audits and maintain comprehensive security documentation (SSPs, POA&Ms, Security Assessment Reports).

Monitor and maintain security controls through continuous monitoring practices.

Operate and manage security tools such as SIEM, IDS/IPS, and vulnerability scanners.

Respond to security incidents and coordinate remediation efforts.

Conduct compliance audits and reviews to ensure adherence to security policies.

Stay informed on emerging cybersecurity threats, vulnerabilities, and industry best practices.

Required Qualifications:

Associate's degree in Computer Science, Information Systems, Cybersecurity, or a related field (or equivalent experience) with 4+ years of related experience. Additional experience, training, and/or certifications may substitute education requirement.

Minimum of 4 years of relevant experience in cybersecurity or information assurance.

Certifications: IAT II Certifications to meet DoD 8140 compliance: (i.e., CompTIA Security+ )

Strong ability to research, learn, and collaborate effectively.

Preferred Qualifications:

Additional certifications such as MCP or Linux+.

In-depth knowledge of DAAG, NISPOM CFR Part 32 117.18, and NIST 800-53.

Experience with Risk Management Framework (RMF), eMASS, and A&A processes.

Proficiency in scripting or programming within Unix/Linux environments.

Hands-on experience with vulnerability assessment tools such as SCAP, ACAS/Nessus, and DISA STIGs.

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:

September 14, 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 onlyand 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 .

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 .

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 View email address on click.appcast.io .

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.

REQNUMBER: R-00187410

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.