Threat System Engineering Technical Lead Security Clearance

Position: Threat System Engineering Technical Lead with Security Clearance
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- Description At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

Leidos’ Threat Simulation Branch, under the Intel Sector is seeking a threat weapon system modeling, simulation, and analysis (MS&A) engineer to serve as a technical lead and individual contributor to create unique solutions for our customers’ complex and challenging analytical needs. Leidos Intel Sector supports high-priority missions across ODNI, DIA, and DTRA, delivering capabilities in all-source analysis, collection enablement, counter proliferation and threat reduction, critical counter terrorism operations, identity intelligence, and secure enterprise modernization.

Primary Responsibilities.
* Provide direct technical support for activities including threat weapon system MS&A, characterization, analytical tool development, model and simulation operations and maintenance, model integration, hardware/software solutions, and verification and validation testing.

* Provide technical leadership on MS&A teams with other technical contributors.

* Provide technical oversight to include tracking of requirements, deliverables, cost, and staffing.

* Interface with customers to provide technical status and obtain technical direction. Basic Qualifications.
* BS degree from an ABET accredited college or university in Engineering, Mathematics, Computer Science, Physics, or related technical field.

* Candidate must have at least 8 years of relevant experience.

* Candidate must have an active TS clearance.

* Candidate must be a resident of the North Alabama area or willing to relocate to the Huntsville - North Alabama, AL area.

* Candidate must have experience with the IC and/or T&E communities.

* Candidate must have strong analytical and problem-solving skills.

* Candidate must have strong leadership credentials, good organizational skills, attention to detail, and a strong technical background

* Candidate should be willing to travel occasionally to support in-person engagements and events with customers.

Preferred Qualifications .
* Experience with S&TI Community customers, processes, and interests

* Experience with weapon system analysis

* Experience with model and simulation development of weapon systems

* Experience with software development using C/C++, Python, or other relevant languages

* Experience with Matlab and Simulink 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:
February 26, 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 $ - $ 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  . Pay and Benefits Pay and benefits are fundamental to any career decision.

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