Junior Software Engineer — Build Scalable Mission Software

Leidos; United States; On-site; USD 69,550 - 125,725; Full time

Benefits offered by this job

Paid Time Off

11 paid Holidays

401K with company match

Flexible schedules

Education and training support

Job summary

Leidos is seeking a Junior Software Engineer in the United States to support the JCW program for the Marine Corps, building scalable analytics and software to exploit vulnerabilities and optimize algorithms.

You will work with MFCC/CMF teams to develop tools across C, C++, Python, Java, and more, implement CI/CD, and ensure cross‑platform compatibility in Windows and Linux environments.

Qualifications

• Bachelor’s degree in a technical discipline with 2–4 years of software development experience.
• Proficiency in multiple programming languages (C, C++, Python, Java, JavaScript, Bash, Rust, Assembly).
• Active TS/SCI with CI Polygraph clearance required.

Responsibilities

• Develop analytics to support the JCW program for the United States Marine Corps at scale.
• Collaborate with engineers and end users to design, test, and deploy software tools.
• Establish and maintain CI/CD pipelines across Windows and Linux environments.

Skills

C

C++

Python

Java

JavaScript

Bash

Rust

Assembly

Education

Bachelor's degree in a technical discipline

Tools

Visual Studio

Git

GDB

Valgrind

LLDB

IDA Pro

Ghidra

SCons

CI/CD

Job description

Leidos is seeking a Junior Software Engineer in the United States to support the JCW program for the Marine Corps, building scalable analytics and software to exploit vulnerabilities and optimize algorithms.

You will work with MFCC/CMF teams to develop tools across C, C++, Python, Java, and more, implement CI/CD, and ensure cross‑platform compatibility in Windows and Linux environments.