Software Engineer Security Clearance

Position: Software Engineer with Security Clearance
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- Description Today, Electronic Warfare (EW) is a growing enterprise - protecting the warfighter and our national security against ever-adapting threats. Our division currently has an exciting opportunity for a Software Engineer to perform design, development, and hardware/software integration in Arlington, VA for the Advanced Warfare Technology Division. Our division primarily focuses on research & development and advanced prototyping, transforming state of the art signal processing algorithms into real-time software systems.

Projects involve small multi-disciplinary teams of engineers working together in spiral or agile development environments to meet aggressive customer schedules aimed at near-term field demonstrations. Join a team of experts in implementing high-performance signal processing on general purpose processors, such as ARM. The successful candidate will be responsible for:
• Contributing to design and development of advanced systems as a part of multi-disciplinary teams. These teams are made up of other software team members and subject matter experts from the areas of systems engineering, hardware, firmware, machine learning, RF front end design, and signal processing.

• Designing, implementing, and testing real-time C/C++ software for multi-core systems running Linux or a real-time operating systems, such as Vx Works

• Build software products that utilize third party mathematics and communication libraries

• Interface communication standards / protocols such as TCP/IP, UDP, and DDS

• Read and understand signal processing algorithms written in MATLAB

• Work with Linux operating system as well as experience with real-time operating systems

• Designing, implementing, and testing software to configure and control RF hardware devices

• Integrating software into third-party software frameworks and architectures, such as Redhawk

• Documenting the developed systems

• Support system field testing and collection events, usually about a week in duration once or twice a year At Leidos, we offer competitive benefits , including 4 or more weeks Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more.

Join us and make a difference in Advanced Warfare Technology! The successful candidate will have the following education/experience:
• Bachelor’s Degree in Computer Engineering, Electrical Engineering, or Computer Science

• 4+ years of software development experience, including strong experience in C/C++ software development

• Experience using version control (Subversion, GIT, etc.) and continuous integration software tools (Jenkins)
• Must have active Secret level security clearance with the ability to obtain a TS/SCI. Bonus education/experience:
• Master’s Degree in Computer Engineering, Electrical Engineering, Computer Science, or equivalent

• Existing security clearance higher than the Secret level

• Experience with Machine Learning and/or Artificial Intelligence algorithms and libraries, such as Tensor Flow

• Experience with MATLAB GPU computing

• Experience with High Performance Computing including parallel and distributed computation

• Experience with Model-Based Design code generation practices

• Experience with cloud-based computing platforms, such as Amazon Web Services (AWS)

• Experience with other programming languages such as Python and/or Java AWTLINC 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:
October 20, 2025 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 - $ The Leidos…