Leidos Defense Systems is seeking a talented Software Engineer to develop high-performance applications and backend systems supporting advanced sensors and mission systems. This role is ideal for engineers who enjoy building performant software today while growing into broader system-level and real-time development over time. We have offices across the United States engaging in the defense, space, cyber and commercial fields, we provide responsive, cost-effective engineering, scientific and IT solutions.
Primary Responsibilities:In this mission we develop training software solutions for our customers in the area of Unmanned Aerial Systems simulation. We use our skills to design and implement new features, fix bugs, perform peer reviews, write tests, analyze new technologies and best practices, and collaborate with other teammates. We develop solutions in C++, .NET, and C#. The team follows Agile software practices, shares a passion for solving complex problems, delivering exceptional software, improving software development processes, and exceeding customer expectations.
Basic Qualifications:- Bachelor's Degree with 2+ years of applicable experience.
- Must be able to obtain and maintain a SECRET Clearance.
- Experience in the following technologies:
Linux
C#
SCM
Databases
- Experience in the following concepts:
Units Tests
Code Reviews
Documentation/Writing Skills
Communication - Networking
Scripting
DevOps/Continuous Integration Continuous Development - Preferred experience in the following technologies:
Git SCM
Podman/Docker in air-gapped environments
Protobuf
Postgres/SQL
Kubernetes
Helm
OpenShift
- Preferred experience in the following concepts:
Containerization
Asynchronous Developememt
Distributed Systems
API Design
VM Management
Experience managing databases within a cluster
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
Pay Range:Pay Range $69,550.00 - $125,725.00
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.