Lead Systems Engineer

Description

Leidos is seeking a Lead Systems Engineer who will be a member of a dynamic team who will be working on the United Kingdom's National Air Traffic Services (NATS) NAS Replacement (NAS-R) program. NAS-R is a system that will modernize and enhance the Flight Data Processing system to increase efficiency and performance of the UK National Airspace System (NAS). This system will seamlessly integrate into the NATS ecosystem, serving as a robust and reliable replacement for the current operational NAS.

Location: Gaithersburg Hybrid 50% Remote

Responsibilities:

• Supporting the NAS-R program as a Leidos System Engineer (SE). Providing technical leadership and guidance for development of SE work products across the NAS-R program the successful candidate will be:
• Modernizing the air traffic control equipment by improving the exchange of electronic flight data.
• Serving as a prime SE technical interface for internal and external customers.
• Leading and facilitating Requirements Reviews and Working Group meetings with customers.
• Identifying risks, opportunities and dependencies and coordinating plans to resolve the risks and dependencies.
• Demonstrate understanding of engineering issues and the ability to develop cost effective solutions.
• Developing A-Level System/Subsystem Specification (SSS) requirements, B-Level Software Requirements Specification (SRS), Systems Engineering Modeling and Design, and Computer Human Interface design and mock-up development for the NAS-R system.
• Interfacing with the customer to address/answer questions relating to the developed requirements, use cases describing human interactions and design decisions.
• Providing support needed for software development, integration and test, and other functional areas
• Articulating user needs and requirements from high level user stories.
• Developing the design for the user interface framework including client and server-side components; analyzing and designing databases within an application.
• Applicants selected may be subject to a government security investigation and must meet eligibility requirements for access to classified information.

Required Qualifications:

• Bachelor's degree from an accredited college in a related discipline, with 5 yeas of professional experience or equivalent experience/combined education, with m; or 3 years of professional experience with a related Master's degree.
• Systems Engineering experience, including proven experience working in complex projects gathering user requirements and converting them into system requirements
• Excellent verbal and written communication skills, including experience:
  • working directly with customers to discuss their requirements and objectives
  • interfacing with other functional areas (e.g. Software, Hardware)
• Demonstrated ability to work effectively with others in a team environment
• Strong analytical and problem-solving skills

Desired Skills:

• Experience with IBM Doors
• Familiarity with SysML and System Engineering modeling and design approach
• Familiarity with the Atlassian Tool Suite and JIRA
• Experience supporting Requirements Reviews and Working Group meetings with customer

ATMC

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:

March 20, 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 $87,100.00 - $157,450.00

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.

Client-provided location(s): Gaithersburg, MD

Job ID: Leidos-R-00178889

Employment Type: FULL_TIME

Posted: 2026-03-20T19:06:11