To our valued Leidos candidates:

Coronavirus is on everyone's mind with the effects being felt around the world. The markets are volatile, and we're all concerned for the health and safety of our families, friends, and colleagues. Please know that we're taking all necessary measures to safeguard our employees, customers and the communities in which we live, including following all recommended best practices around social distancing.

With that in mind, in an abundance of caution, we are canceling all face to face career events, such as job fairs and open house events. In the coming days and weeks, we will be hosting career events virtually, using our online chat tools so that we may continue our hiring practice safely and securely. You can find available virtual career events at

We are using telephone meetings and online chats via Brazen to conduct interviews and hiring discussions, and we are offering options for video interviews so that you can have a virtual face to face meeting with your potential new leader. We do not conduct interviews or extend offers via text or chat based social media, such as WhatsApp or MySpace.

Leidos will never ask you to provide payment-related information at any part of the employment application process, nor will Leidos ever advance money as part of the hiring process. And Leidos will communicate with you only through emails that are generated by automated system. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to Chris Scalia, Leidos’ Senior Vice President of Talent Acquisition, at [email protected].

As a company, as a country, as a world, we have confronted challenging moments before. We are confident that, guided by our values and the strength of our community as well as the commitment we have to the important work we do each day, we will find our way through this time together. We will do this with the care and concern for one another and the common good that defines. Please keep those impacted by the virus in your thoughts.

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Job #: R-00052577
Location: Orlando, FL
Category: Systems Engineering
Schedule (FT/PT): Full Time
Travel Required: Yes, 10% of the time
Shift: Day
Potential for Telework: No
Clearance: Secret
Referral Eligibility: Ineligible
Group: Defense

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Job Description:

Leidos is seeking a Senior System Engineer to support a modeling and simulation development effort.  The job will be tightly integrated into a larger development and fielding team, with an emphasis on providing technical advice/input that impacts strategic development in an Agile environment.  Frequent customer interaction is expected and the need to react and adjust quickly is an absolute necessity.  This position will play a critical role in bridging the gap between the system architect, the overall program development roadmap and strategy, and the underlying system engineering team to incorporate areas such as software engineering and product support. As the environment is large and complex, the position is expected to require active efforts in team building, and staff development.

The successful candidate must possess mastery of distributed computing and data access, computer virtualization, network implementation and addressing issues such as latency in displays/system responses.  The position should expect to confront highly complex and multi-dimensional problems integrating computer simulations, virtual 3D displays, multi-tiered control interfaces, distributed computing environments, cloud based data storage, and delivery of services/solutions to a widely dispersed user community.  The expectation from this position is the support and deployment of technologies in the field of simulation based training in an Agile and DevSecOps development environment.

Basic Qualifications:

  • 10 years of demonstrated experience with DOD Systems Engineering

  • Possess a Master's degree in a relevant technical field

  • Proven ability to interact with engineering teams to accomplish requirements creation, analysis, tracking and administration

  • Proven track record with DOORS or similar requirements management tools

  • Possess a Secret clearance

  • Experience defining requirements and manage technical planning, system hardware-software-network design, development and integration, verification and validation, and fielding.

  • Experience in system engineering activities.

  • Experience performing systems requirements analysis and traceability, functional analysis, timeline analysis, trade studies, requirements allocation and interface definition. 

  • Experience leading a team in implementation of MBSE and the use of Magic Draw.

Preferred Qualifications:

  • 15 years DOD systems development with Modeling and Simulation

  • At least 8 years experience with Models Based System Engineering on at least 2 different projects

  • Published papers dealing with the core technologies being addressed

External Referral Bonus:


Potential for Telework:


Clearance Level Required:



Yes, 10% of the time

Scheduled Weekly Hours:




Requisition Category:


Job Family:

Systems Engineering

Pay Range:


About Leidos

Leidos is a Fortune 500® information technology, engineering, and science solutions and services leader working to solve the world’s toughest challenges in the defense, intelligence, homeland security, civil, and health markets. The company’s 38,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020. 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 here.

Securing Your Data

Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [email protected].

Commitment to Diversity

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.

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