The Leidos Civil NISC IV program is hiring for a Technical Support Software Engineer to support the Federal Aviation Administration (FAA) in Oklahoma City, OK. The candidate will be working with a team of computer/electronics engineering professionals redesigning/upgrading Engineering applications This position will be responsible for supporting and beginner development of the system software interfaces.
Primary Responsibilities:- Provide technical support for Java/J2EE-based web applications in production and staging environments.
- Troubleshoot application, server, and database issues by analyzing logs, stack traces, and monitoring tools.
- Perform root cause analysis (RCA) for recurring issues and implement preventive solutions.
- Monitor application performance and system health using tools
- Collaborate with development and DevOps teams to deploy patches, hotfixes, and configuration changes.
- Support database-related issues by writing basic Oracle queries for troubleshooting and data validation.
- Primarily participate in beginning phases of development of application software to include architecture, design, implementation, debug, validation, and verification with a web application / Oracle back-end
- Primarily manage lifecycle to include requirements, system design, and test
- Primarily produce software code that interfaces directly with hardware.
- Primarily debug and troubleshoot commands in object-oriented programming.
- Primarily analyze and translate requirements into system architecture that interfaces with hardware.
Basic Qualifications:- Bachelor's degree and 5+ years of experience. However, additional years of experience may be considered in lieu of a degree.
- Basic understanding of radar systems principles (RF fundamentals, signal processing, antennas, propagation).
- Knowledge of electronic troubleshooting techniques using tools such as multimeters, oscilloscopes, and spectrum analyzers.
- Familiarity with embedded systems, hardware/software integration, or control systems.
- Basic understanding of networking concepts (TCP/IP, Ethernet, serial communication) for system connectivity troubleshooting.
- Experience supporting technical systems in field or lab environments.
- Ability to diagnose and resolve hardware and software issues methodically.
- Preliminary skills in JAVA/J2EE, utilizing Spring MVC, Spring Security, JavaServer Faces, Eclipse/Hibernate/JPA, Oracle PL/SQL, Secure RESTful APIs/Services.
- Some experience in developing GUI applications.
- Agile & DevOps methodologies and tools.
- JIRA/Confluence/GitLab/Liquibase
- Application containers, Payara/WebLogic
- Must be able to obtain and maintain a public trust interim clearance.
Preferred Qualifications:- JQuery/Angular/React experience
- Experience with web-based application 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:February 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 $69,550.00 - $125,725.00
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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