Junior CEMA Software Engineer

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

Job summary

Leidos in Lawton, OK is seeking a Junior CEMA Software Engineer to join our local development team building simulations and mission-critical software for defense domains.

You will work on designing, building, deploying, and maintaining software that supports customer missions, collaborating with engineers in a primarily in-person environment. A background in Python or C++ and Agile/Scrum experience are desirable for this role.

Qualifications

• Bachelor's degree in Electrical Engineering, Computer Engineering, Software Engineering, Computer Science, or related technical degree.
• Willingness to travel ~10% annually to testing locations (CONUS).
• Experience with Agile software development, CI/CD toolchains, and DevOps.
• Proficient in Python (OOP) or C++.
• Experience in Scrum team environments and Agile collaboration.
• Interest in cybersecurity for defense applications.
• Must live in or be willing to relocate to Lawton, OK.
• U.S. Citizen and eligible for Final Top-Secret clearance.

Responsibilities

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

Skills

Agile software development

CI/CD toolchains

DevOps

Python

C++

Scrum

Travel willingness

Cyber security interest

Education

Bachelor's degree in Electrical Engineering, Computer Engineering, Software Engineering, Computer Science, or related technical degree

Tools

Atlassian suite

Git

Jenkins

Artifactory

Linux fundamentals

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

• Develop simulations to emulate threat-representative Cyber and Electromagnetic Activities (CEMA) effects and environments.
• Support a team of software engineers in developing offensive or defensive cyber tools focused on radar, C2, surface-to-air, and artillery systems.
• 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
• Interest in cyber security
• Must live in or be willing to relocate to Lawton, OK.
• Candidate must be a US Citizen and meet the eligibility to obtain (and be able to 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
• Experience with Pyside,QT,QML,
• Understanding of multi-threaded programming
• Experience and interest in cybersecurity
• Experience and interest in fundamental networking implementations and conceptsExperience and interest in machine learning and data science
• 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: October 2, 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.

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.