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Junior Software Engineer / Data Scientist Intern

Leidos

Tucson, AZInternship$48–87K/yrSeen todaySeen in employer's feed today

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At a glance

Compensation
$48–87K/yr
Location
Tucson, AZ
Role Type
Internship
Schedule
Internship
Work Authorization
Citizenship required

Olive focuses on jobs in the United States, including remote roles you can work from there.

Requirements

Credentials this posting asks for.

TS/SCI clearance, required

Job overview

Leidos seeks a Junior Software Engineer/Data Scientist Intern to support management programs on an agile team. The role combines software engineering, data science, and machine learning in the design, development, integration, and deployment of applications and analytical capabilities. The intern will work on software development and full-stack tasks, analyze system requirements, and receive mentorship from senior staff.

Skills & qualifications

RequiredNice to have

Skills

Software Design Patterns, requiredWeb Application Development, requiredJava, requiredJavaScript, requiredTypeScript, requiredPython, requiredC++, requiredSQL, requiredReact, requiredSvelte, requiredVue, requiredDjango, requiredSpring Boot, requiredFlask, requiredFastAPI, requiredNode.js, requiredProblem Solving, requiredGit, requiredFront-End Development, nice to haveAgile, nice to haveFull-Stack Development, nice to have

Qualifications

Bachelor's or Master's in Computer Science, Mathematics, or Similar, requiredTS/SCI With Polygraph Clearance, requiredUS Citizenship, requiredTucson Area Commute or Residence, required

Benefits

Medical Insurance
Paid Time Off
401(k) Match

Full job description

Description

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.

Basic Qualifications

  • 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

Preferred Qualifications

  • 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.

Original Posting:

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:

Pay Range $48,100.00 - $86,950.00

The Leidos pay range for this job level is a general guideline onlyand 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.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com .

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits .

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at [email protected] .

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission (https://reportfraud.ftc.gov/#/) .

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

REQNUMBER: R-00196510

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.

How this job compares

Set against the 39,501 open Software Engineer jobs on Olive Jobs, counted November 13, 2026.

Pay
  • This posting$48–87K/yr
  • Arizona median$110–205K/yr362 salary ranges
  • US median$133–213K/yr31,593 salary ranges

This range's midpoint, $68K, is 56% below the Arizona median midpoint ($155K) — in the lowest quarter of Software Engineer salary ranges in Arizona.

Openings
Olive Jobs lists 474 open Software Engineer jobs in Arizona and 39,501 across the US. 8% of them nationwide are listed as remote or flexible.
Hiring the most in Arizona
Experience
Software Engineer postings that state a minimum ask for 5 years of experience at the median; the middle half ask for 3 to 7 years (32,541 postings).
Education
12,337 of the 39,501 open Software Engineer jobs (31%) ask for a bachelor's degree or higher.

Pay, requirements and demand for Software Engineer jobs

Counted across the open, public US postings on Olive Jobs on November 13, 2026. Figures based on too few postings are left out.

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