Senior Information Systems Security Engineer

Description

This position is eligible for a 15k sign on bonus!

Job Summary:

Are you ready to take on a mission-critical role supporting complex programs for the Warfighter? This is an exciting opportunity to contribute to national security efforts with lasting impact. As an ISSE, you'll help shape secure systems and architectures that protect sensitive data across multiple environments.

Primary Responsibilities

• Participate as the primary security engineering representative on teams designing, developing, implementing, and integrating secure networking, computing, and enclave systems.
• Conduct technical security assessments to identify vulnerabilities, ensure compliance with IA regulations, and recommend mitigation strategies.
• Apply knowledge of IA policies and RMF processes to support security planning, risk analysis, and authorization activities.
• Support the enforcement of trusted relationships across external systems and architectures, ensuring consistent application of agency security policies.
• Develop and validate system security requirements, contributing to secure system design and implementation across multiple enclaves and classification levels.
• Review certification and accreditation (C&A) documentation for completeness and compliance, providing expert feedback to stakeholders.
• Recommend system-level security solutions and contribute to the development of enterprise-wide security architectures.

Basic Qualifications

• 14+ years of Information Security experience with a Bachelors Degree in Computer Science, Information Assurance, or related field OR 18+ years of directly related information security experience without a degree
• DoD 8570 compliance with IAM Level I or IAT Level II (i.e., CAP, or Security + CE)
• Clearance Requirement: Top Secret/SCI with Polygraph is required

Preferred Qualifications

• Experience with AWS environments and cloud security integration

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At Leidos, we don't want someone who "fits the mold"-we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, "what's next?" before the dust settles on "what's now."

If you're already scheming step 20 while everyone else is still debating step 2... good. You'll fit right in.

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.

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 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-Descrimination

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.