Leidos

Principal Software Engineer

Leidos
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1 day ago
Arlington, VA, USAStaff+
H1B sponsor

Base Salary

$131k - $237k/yr

Responsibilities

  • Analyze, design, code, update, test, and deploy software features and performance improvements.
  • Participate in the full software development lifecycle from requirements and design through implementation, testing, and deployment.
  • Serve as technical lead for small projects and provide technical direction.
  • Mentor and coach junior engineers and help elevate team capabilities.
  • Conduct software peer reviews for quality, maintainability, and adherence to best practices.
  • Drive process improvement across workflows, tools, and engineering practices.
  • Evaluate field tests and translate results into actionable software enhancements.
  • Engage with client stakeholders to communicate technical progress, risks, and solutions.
  • Travel up to 25% for field testing, client engagements, and program milestones.

Requirements

  • Bachelor’s degree in Computer Science or a STEM field and 12+ years of professional software development experience, or a master’s degree and 10+ years of professional experience.
  • Understanding of data structures and professional experience with C++ and Linux.
  • Experience with the Linux operating system, software source control, and configuration management tools.
  • Significant team-environment experience, including guidance and coaching of other developers.
  • Exposure to high availability, sensor fusion, target tracking, path planning, communications systems, or military systems integration.
  • Ability to obtain and maintain a Secret Security Clearance.
  • Preferred qualifications include Atlassian tools, automated build processes, Java, front-end frameworks, relational databases, Python, complex system design, TCP/IP, UDP, DDS, game theory, artificial intelligence, Petri nets, safety-critical software, Docker, Kubernetes, RKE2, simulation, extensive datasets, data processing, accurate modeling, and vector geometry.
  • Active Secret Security Clearance is preferred.

Benefits

  • Arlington, Virginia work location.
  • Some travel required, up to 25%, for field testing, client engagements, and program milestones.

Tech Stack

BambooC++DockerJavaJenkinsKubernetesLinuxMariaDBMicrosoft SQL ServerMySQLPostgreSQLPython

Categories

EmbeddedRobotics
Leidos

About Leidos

10,000+ employees

Leidos builds and operates technology and engineering solutions for defense, intelligence, civil, and health agencies, including systems integration, cyber, enterprise IT, sensors, and healthcare IT. It primarily sells through government contracts and long-term programs, plus managed services and mission software. Founded in 1969 and headquartered in Reston, Virginia, Leidos is a Fortune 500 public company on the NYSE; customers include U.S. defense and intelligence agencies and civil bodies such as the FAA.

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