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Internship Defense Contractor Software Engineer Jobs in Tulsa, OK

Harris Corporation

Lead, Systems Engineer

Tulsa, OK · On-site

L3Harris is the Trusted Disruptor in defense tech. With customers' mission-critical needs always in ... We are seeking a skilled and motivated Software Systems Engineer to join our L3Harris Systems ...

L3Harris Technologies

Lead, Systems Engineer

Tulsa, OK · On-site

L3Harris is the Trusted Disruptor in defense tech. With customers' mission-critical needs always in ... We are seeking a skilled and motivated Software Systems Engineer to join our L3Harris Systems ...

L3HHCM20

Specialist, Systems Engineer

Tulsa, OK · On-site

Troubleshooting skills at both a system and module level, to include potential for software ... Applicant must have or be able to obtain and maintain a Department of Defense security clearance.

micro1 AI

Bioinformatics Software Engineer

Tulsa, OK · Remote

$80 - $110/hr

Contractor Location: Remote micro1 is engaging Computational Biology & Cheminformatics Experts to contribute their expertise to a customer's computational drug discovery project. In this role, you'll ...

Donan

Forensic Engineer Contractor

Tulsa, OK · On-site

We are currently seeking a 1099 Independent Contractor professional Civil or Structural Engineer in ... Must have or obtain a laptop with Microsoft Word and PDF editing software for report completion.

Donan

Forensic Engineer Contractor

Bixby, OK · On-site

We are currently seeking a 1099 Independent Contractor professional Civil or Structural Engineer ... Must have or obtain a laptop with Microsoft Word and PDF editing software for report completion.

Donan

Forensic Engineer Contractor

Tulsa, OK · On-site

We are currently seeking a 1099 Independent Contractor professional Civil or Structural Engineer in ... Must have or obtain a laptop with Microsoft Word and PDF editing software for report completion.

QuikTrip

Data Engineer II

Tulsa, OK · On-site

$98K - $118K/yr

Software * Hardware * Virtual Ware * Tech Teams - Development, Data, Infrastructure, Contractors ... Actively train with senior level developers to improve development skills and system knowledge.

QuikTrip

Data Engineer II

Tulsa, OK · On-site

$98K - $118K/yr

Software * Hardware * Virtual Ware * Tech Teams - Development, Data, Infrastructure, Contractors ... Actively train with senior level developers to improve development skills and system knowledge.

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All JobsDefense Contractor Software Engineer JobsInternship Defense Contractor Software Engineer JobsInternship Defense Contractor Software Engineer Jobs in Tulsa, OK

Internship Defense Contractor Software Engineer information

See Tulsa, OK salary details

$12

$23

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How much do internship defense contractor software engineer jobs pay per hour?

As of Aug 20, 2026, the average hourly pay for internship defense contractor software engineer in Tulsa, OK is $23.21, according to ZipRecruiter salary data. Most workers in this role earn between $18.89 and $26.35 per hour, depending on experience, location, and employer.

What does an internship defense contractor software engineer do?

An Internship Defense Contractor Software Engineer assists in developing, testing, and maintaining software systems for defense-related projects under the guidance of experienced engineers. Interns may work on tasks such as coding, debugging, software integration, and documentation, often focusing on secure and reliable solutions for military or government applications. They typically collaborate with multidisciplinary teams to support the development of technologies like radar systems, communications software, or cybersecurity tools. This role provides valuable hands-on experience in a highly regulated and impactful industry.

What are the key skills and qualifications needed to thrive as an internship defense contractor software engineer?

To thrive as an Internship Defense Contractor Software Engineer, you should have a strong foundation in computer science principles, programming languages (such as C++ or Java), and be enrolled in or have completed relevant coursework. Familiarity with secure software development practices, integrated development environments (IDEs), and version control systems like Git is typically expected. Strong problem-solving abilities, attention to detail, teamwork, and effective communication are essential soft skills in this setting. These competencies are crucial for developing high-quality, secure software that meets stringent defense industry standards while collaborating effectively in multidisciplinary teams.

What types of projects might I work on as an internship defense contractor software engineer?

As an intern software engineer at a defense contractor, you can expect to work on a variety of projects ranging from developing and testing embedded systems to supporting simulation tools and software used in defense applications. Interns often collaborate with multidisciplinary teams, including engineers, analysts, and project managers, to contribute to real-world solutions such as cybersecurity, radar systems, or mission planning software. The work environment is typically fast-paced and emphasizes security protocols, so you'll also gain experience working within strict compliance and documentation standards. These experiences not only build technical skills but also provide insight into how large, complex projects are managed in the defense industry.

What are the most commonly searched types of Defense Contractor Software Engineer jobs in Tulsa, OK?

The most popular types of Defense Contractor Software Engineer jobs in Tulsa, OK are:

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Internship Defense Contractor Software Engineer jobs near you

Lead, Systems Engineer

Harris Corporation

Tulsa, OK • On-site

Other

This job post has expired today. Applications are no longer accepted.

Harris Computer rating

8.5

Company rating: 8.5 out of 10

Based on 10 frontline employees who took The Breakroom Quiz

78th of 245 rated software companies

Job description

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.
L3Harris is the Trusted Disruptor in defense tech. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.
Job Title: Lead, Systems Engineer
Job Code 38165
Job Location: Tulsa, OK
Schedule: 9/80 Employees work 9 out of every 14 days- totaling 80 hours working- and have every other Friday off
L3Harris is dedicated to recruiting and developing diverse, high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.
About L3Harris Technologies:
L3Harris Technologies is an agile global aerospace and defense technology innovator, delivering end-to-end solutions that meet customers' mission-critical needs. The company provides advanced defense and commercial technologies across space, air, land, sea and cyber domains. L3Harris has approximately $18 billion in annual revenue and 47,000 employees, with customers in more than 100 countries.
Job Summary:
  • We are seeking a skilled and motivated Software Systems Engineer to join our L3Harris Systems Engineering team. As a core member of the Systems Engineering team, you will be responsible for requirements management, design verification test planning and execution, and maturing the Digital Engineering / MBSE design on a software project team. Experience with Software Engineering is a must, while image processing, or EO/IR contexts is a plus.

Job Description:
  • Develop system architecture, requirements, and specifications based on customer needs and technical constraints for a software system.
  • Develop integration and test plans and procedures that verify system performance against the functional software requirements of a system.
  • Support testing and integration needs through software engineering (experience with Object Oriented Programming - OOP).
  • Troubleshooting skills at both a system and module level, to include potential for software and hardware faults.
  • Utilize Model Based Systems Engineering (MBSE) methodologies to define, analyze, and validate system models and simulations.
  • Collaborate with cross-functional teams, including image processing engineers, software developers, and project engineers, to ensure seamless integration of algorithims and real time software.
  • Conduct system-level down to module-level tests and evaluations to verify performance, identify issues, and propose solutions.
  • Participate in design reviews and provide technical guidance and expertise to ensure the successful completion of projects.
  • Stay updated with the latest industry trends, emerging technologies, and best practices related to systems engineering.
  • Creates professional, data-driven presentations for briefing technical decisions or recommendations both to internal stakeholders and external vendors/customers.

Qualifications:
  • Bachelor's Degree and minimum 9 years of prior relevant experience. Graduate Degree and a minimum of 7 years of prior related experience. In lieu of a degree, minimum of 13 years of prior related experience.

Preferred Additional Skills:
  • Knowledge and experience in advanced Optical Systems, EO/IR Sensors, or ISR applications.
  • Proficiency in hardware/software integration, with the ability to collaborate with hardware engineers and software developers to ensure seamless integration of subsystems and components.
  • Experience with BDD (Behavior Driven SW Development).
  • Background in developing systems model and modeling software architecture using Cameo Enterprise Architecture, Cameo Systems Modeler, MagicDraw, or similar SysML development tool.
  • Experience with Agile Scrum methodology and tools
  • Proficiency in one or more programming languages, scripting languages, data-loggers, or advanced excel data analyses.
  • Knowledge and experience in the Aerospace/Defense sector.
  • Environmental Testing / Qualification (ESS) experience.
  • Experience working under an AS9100 / ISO9001 Quality Management System.
  • Familiarity with INCOSE and the Systems Engineering Book of Knowledge (SEBOK)
  • Degree in Software Engineering, Electrical Engineering, Mechanical Engineering, Industrial Engineering, Computer Science, Physics, or similar degree path preferred.
  • Verification and Validation (V&V) experience or Integration and Test (I&T) experience and use of test planning tools (e.g., LabView, TestStand).
  • Excellent oral and written communication skills.
  • Strong organizational and time management skills.
  • Ability to work independently and as a member of a multi-disciplined integrated product team (IPT).
  • Applicant must have a willingness to relocate to the Tulsa, OK area.
  • Applicant must have or be able to obtain and maintain a Department of Defense security clearance.
  • The essential physical requirements of the position will be reviewed with the applicant during the interview.

#LI-JD3
L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.
Please be aware many of our positions require the ability to obtain a security clearance. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.
By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.
L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish . For information regarding your Right To Work, please click here for English or Spanish .

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About Harris Computer Systems

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Harris Computer Systems, based in Ottawa, ON, CA, is an established player in the field of public sector software technology. Since its inception in 1976, the company has been striving to make clients' operations more efficient through reliable, practical, and flexible software solutions. Its extensive portfolio primarily serves utility, healthcare, public sector, and educational institutions, contributing to the betterment of public services through technology. Harris strongly believes in the value of forward-thinking technology and the power it has to drive progress for the public sector. This methodology is entirely in line with their mission to ensure customer success by providing reliable, practical, and robust software solutions.

Industry

Accounting services

Company size

1,001 - 5,000 Employees

Headquarters location

Ottawa, ON, CA

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