Leidos
From Leidos's careers page
Status: listed on the employer's own careers page when we last checked (daily). Confirm on their site before applying.
Leidos is looking for a Junior Software Engineer/Data Scientist Intern to join a high performing agile team to support nationally significant and fast-paced management programs. The position combines software engineering, data science and machine learning to support the design, development, integration and deployment of scalable applications and analytical capabilities.
Primary Responsibilities
The intern needs to be local to Tucson and will be responsible for software development activities both individually and as a member of an agile team.
The intern will be mentored by Senior Staff through program increment planning, industry standards, and related development activities.
The individual will analyze and study complex system requirements, use design software tools, provide support using formal specifications, data flow diagrams, and other accepted design techniques with the help of other team members.
The individual will be mentored through software engineering principles and standards to ensure that developed code is modifiable, efficient, reliable, understandable, fault tolerant, modular and reusable.
The individual will be assigned various tasks across the program’s full stack to help gain experience, knowledge and application of object orientating programming languages.
Working towards a Bachelors’ or Masters’ degree in Computer Science, Mathematics, or similar discipline.
Knowledge of, exposure and/or experience working with software design patterns and Web Application Development.
Knowledge of, exposure and/or experience using some of the following Programming Languages and tools: Java, JavaScript, Typescript, Python, C++, SQL
Familiarity with one or more of the following Development Frameworks: React, Svelte, Vue, Django, SpringBoot, Flask, FastAPI, NodeJS
Self-motivated to learn and apply themselves to problem solving
Familiarity with GIT standards
Must be able to obtain and maintain a TS/SCI with Polygraph clearance
US citizenship required
Must be able to commute to or is located in the Tucson area
Some experience developing front end user interface frameworks either through side projects or relevant work experience
Familiarity with working in an agile environment
Familiarity with working on Full Stack Development
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.
November 12, 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 $48,100.00 - $86,950.00
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.
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