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Junior Signal Processing Engineer

San Diego, CAOnsiteFull TimeJunior / Entry-level$57,850–$104,575 /yrPosted 22 days agoVisa sponsorship available

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Required skills

  • Secret clearance
  • TS/SCI clearance
  • US citizenship
  • radar signal processing
  • scientific programming
  • algorithm development

Nice to have

  • digital filtering
  • spectral estimation
  • detection and estimation theory
  • linear algebra
  • stochastic processes
  • adaptive radar

Role summary

Leidos is seeking a Junior Signal Processing Engineer to support Electronic Warfare (EW) programs in Arlington, VA or San Diego, CA. The role involves improving sensor and signal robustness in complex environments and advancing research in EW applications. Responsibilities include developing, modeling, and testing algorithms using tools like Matlab, Simulink, and C++, analyzing simulation or real-world data, and conducting research and design development. The position requires a Bachelor's degree in a related field, an active Secret clearance, and experience with scientific programming and signal processing tools. Collaboration with scientists and experts is a key aspect of the role.

Today, Electronic Warfare (EW) is a growing enterprise - protecting the warfighter and our national security against ever-adapting threats. Leidos currently has an opening for a Junior Signal Processing Engineer to support EW programs in Arlington, VA or San Diego, CA.


As part of our team, you will focus on improving the robustness and efficacy of sensors and signals in complicated environments. More broadly, you will advance the state of the art in research and advanced applications to support ongoing and future EW programs. You’ll simultaneously get to work alongside scientists and experts in these fields to help grow your own knowledge and career.


Taking direction from your Team or Task Lead, while working in small groups or individually, you will:

  • Develop, model, and test algorithms in Matlab, Simulink, or C++Analyze results from simulation or real data to identify root causes and trends
  • Plan and perform analytical and engineering research, design development, participate in testing and other technical assignments

Basic Qualifications:

  • Bachelors of Science in Electrical Engineering, Physics, Computer Science, Mathematics or related field and related experience
  • Active Secret clearance and eligible to obtain a TS/SCI level clearance US citizenship required
  • Experience with tools such as MATLAB, Linux, Mathematica, Python, Simulink - and languages such as C/C++, Java etc.
  • Working knowledge of scientific programming and algorithm developmentExperience with radar signal processingDemonstrated strong oral and written communicationAbility to work in a team environment, as well as independently
  • Adaptability to new challenges with a strong motivation to grow and learn in new areas

Preferred Qualifications:

  • Working knowledge areas such as digital filtering, spectral estimation, detection and estimation theory, linear algebra and stochastic processes
  • Experience working in areas of modeling and simulation (M&S), radar, adaptive radar, signals processing, algorithm development, synthetic aperture radar (SAR) or similar fields


NKE

ElectronicWarfare

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 16, 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 $57,850.00 - $104,575.00

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.

Sample Leidos interview questions

  • 1

    What are the key considerations when designing a highly available and consistent service registry?

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  • 2

    Buildings with an Ocean View Find all buildings that have an ocean view. Input: heights = [1,2,3,4] Output: [3] Explanation: Since the ocean is to the right, only the rightmost tallest building (index 3) is not blocked by any others.

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  • 3

    Merge K Sorted Linked Lists Merge K sorted linked lists. Input: lists = [[2,2,3],[1,5]] Output: [1,2,2,3,5] Explanation: Extracts the smallest current node iteratively using a priority queue to build a single merged and sorted linked list.

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  • 4

    Optimal Meeting Point Calculate the optimal meeting point for multiple people on a 2D grid. Input: grid = [[1,0],[0,1]] Output: 2 Explanation: The optimal meeting point is either (0,1) or (1,0), requiring exactly 1 step from each person resulting in a total distance of 2.

    codingmedium
  • 5

    Maximize the minimum distance between aggressive cows in stalls. Input: stalls = [0,4,3,7,10,9], cows = 3 Output: 4 Explanation: Placing the cows at positions 0, 4, and 10 yields a maximum possible minimum distance of 4 between any two cows.

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