Software Support Engineer

Looking for an opportunity to make an impact?

This posting is an opportunity ranging in years of experience. Level of opportunity, including compensation, will be matched to a candidate's experience. If you're excited about the work but your experience level differs - PLEASE APPLY!

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

Your greatest work is ahead!

Leidos' Defense Sensor is seeking a Software Support Engineer to join our team...with the ability and experience to work missile defense projects within the BMD Simulations and Analysis Portfolio. As a Software Support Engineer, you will have the opportunity to use your troubleshooting skills to investigate anomalies, defects or issues in products or processes, using structured methodologies (5 Whys, Fishbone, etc.) to find underlying causes, assess impacts, and implement prototype solutions with cross-functional teams, documenting findings for stakeholders. In this role, you will also work across multiple software products and tools at the customer site or within the Agile SW development environment. The ideal candidate will possess excellent analytical and problem-solving skills, be a strong team player, and can establish solid working relationships with peers and technical staff members within the program.

If this sounds like the kind of environment where you can thrive, keep reading!

Leidos Defense Systems Sector provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world's toughest security challenges for customers with "can't fail" missions. To explore and learn more, click here!

Are you ready to make an impact? Share your resume with us today!

Primary Responsibilities

• Lead and facilitate root cause analysis investigations for complex technical issues, product failures, process deviations, and quality incidents
• Collect and analyze relevant data from various sources, including product data, test results, customer feedback, and system logs
• Conduct detailed failure analysis investigations on complex software product observations
• Collaborate with cross-functional teams, including SW product management, SW developers, system architects, test engineers, system administrators, lab integrators, and other stakeholders, to gather information and develop comprehensive solutions
• Document findings and present conclusions and recommended corrective and preventive actions to stakeholders and management
• Develop and implement effective solutions to prevent product defect or process issues from recurring.
• Identify systemic issues and opportunities for improvement across processes and SW products based on recurring root causes

Basic Qualifications

This posting is an opportunity ranging in years of experience. Level of opportunity, including compensation, will be matched to a candidate's experience. If you're excited about the work but your experience level differs - PLEASE APPLY!

• Bachelor's degree with 5 years of prior relevant experience or Masters with 3 years of prior relevant experience
• Proven experience and in-depth knowledge of C++, java or Python
• Basic skills with version control tools such as Git
• Analytical and problem-solving skills with the ability to interpret complex data, diagnose configuration errors, and identify causal relationships.
• Excellent hardware and/or software diagnostic skills with ability to read and analyze system logs, trace file or error messages to find root causes
• Good verbal and written communication skills.
• Active secret clearance
• Full time onsite support
• Candidate must be a resident of the North Alabama area

Preferred Qualifications

• Agile Scrum Experience
• Experience with Java and user interfaces
• Experience with Jira - issue tracking and agile project management, or similar tool
• Multi-core and multi-threaded programming
• Familiarity with MDA Sensors and/or missile defense systems
• Familiarity with modeling and simulation tools
• Understanding of systems engineering concepts (not required to be a systems engineer)
• Knowledge of Scaled Agile Framework (SAFe)

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:
July 29, 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.