Junior CEMA Software Engineer

Leidos Inc; Lawton (OK); On-site; USD 58,000 - 105,000; Full time

Job summary

Leidos is seeking a Junior CEMA Software Engineer in Lawton, OK to join our local development team to create solutions for complex defense problems. You will design, build, deploy, and maintain mission-critical software supporting radar, C2, surface-to-air and artillery systems.

The role emphasizes in-person collaboration in Lawton with a focus on Agile practices, Python/C++, and modern DevOps workflows to deliver reliable cyber tools and simulations. Must relocate if needed.

Qualifications

• Bachelor’s or equivalent in a technical field (EE, CE, SE, CS).
• Willingness to travel ~10% annually, CONUS testing locations.
• Experience with Agile development, CI/CD, and DevOps tooling (Atlassian, git, Jenkins, Artifactory).
• Proficiency in Python (OOP) or C++ programming.
• Experience as part of a Scrum team delivering iterative software.
• Must live in or relocate to Lawton, OK.
• Must be a U.S. citizen.
• Ability to obtain and maintain a Final Top-Secret clearance.

Responsibilities

• Support a team of engineers in developing cyber tools for radar, C2, SAM, and artillery systems.
• Develop simulations to emulate CEMA effects and environments.
• Research cybersecurity threats to military systems.

Skills

Agile software development

CI/CD toolchains

DevOps tooling

Python (OOP) or C++

Scrum team experience

U.S. citizenship

Top-Secret clearance readiness

Travel willingness

Education

Bachelor's degree in Electrical/Computer Engineering, Software Engineering, CS, or related technical field

Tools

Atlassian suite

Git

Jenkins

Artifactory

Job description

Description

Leidos is seeking a talented Junior CEMA Software Engineer in Lawton, OK to join our local development team to create unique solutions for complex problems in engineering, spectrum warfare, and defense domains.

As a Junior CEMA Software Engineer, you will bring your passion for software design and development to design, build, deploy, and maintain mission critical solutions that support our customers' mission objectives.

Our team is primarily in-person in Lawton. Culturally, we place emphasis on trust, respect, asynchronous communication, creativity, and valuing the mission of our customers.

Primary Responsibilities

• Support a team of software engineers in developing offensive and defensive cyber tools focused on radar, C2, surface-to-air, and artillery systems.
• Develop simulations to emulate threat-representative Cyber and Electromagnetic Activities (CEMA) effects and environments.
• Research current and future cybersecurity threats against military systems.

Basic Qualifications

• Candidate must possess at least a Bachelor's Degree in Electrical Engineering, Computer Engineering, Software Engineering, Computer Science, or related technical degree.
• Candidate must be willing to travel approx. 10% each year if necessary - moderate travel to testing locations, typically CONUS.
• Experience with Agile software development, CI/CD toolchains, and DevOps (e.g., Atlassian suite, git, Jenkins, Artifactory).
• Proficient in Python (OOP) or C++.
• Experience working as a member of a Scrum team, contributing to iterative development and Agile collaboration.
• Must live in or be willing to relocate to Lawton, OK.
• Must be a US Citizen.
• Must have the ability to obtain and maintain a Final Top-Secret clearance.

Preferred Qualifications

• Experience in software architecture and design.
• Deep understanding of Linux platforms.
• Experience with Modern C++ (17/20) standards.
• Understanding of multi-threaded programming.
• Experience and interest in cybersecurity.
• Experience and interest in fundamental networking implementations and concepts.
• Experience and interest in machine learning and data science.
• Experience with PySide, Qt, or QML for application/UI development
• Experience with the following tools, concepts, and products is a plus:
  • Ubuntu, Red Hat, Kali Linux, or similar
  • Networking Protocols
  • Wireshark

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: August 13, 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 $57,850.00 - $104,575.00

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 [e-mail].

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.

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.