Senior Software Engineer

Software Engineer Omaha, NE No clearance required to start – Must be clearable to Secret Ready for your next career step?

Software Engineers with 4+ years hands-on experience to join our dynamic Agile software teams in Omaha, Nebraska. This opportunity will provide professional growth that is singularly focused on providing world class solutions to our customers in an exciting, collaborative, and inclusive environment. You will be challenged and provided with a tremendous opportunity to expand your skills in a customer-facing, fast-paced, and rewarding environment. As a Software Engineer you will architect, design, build, and enhance highly available and scalable systems used by customers worldwide. You will direct major deliverables of projects through all aspects of the software development lifecycle including scope and work estimation, architecture and design, coding and unit testing. Additionally, you will determine and recommend the best designs based on customer business objectives, timelines and other resource constraints. Most of the work will be on site in Leidos' facility in Omaha, Nebraska. Some level of remote/work from home is possible.

About Leidos

• 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.

Responsibilities

• All aspects of the software development lifecycle including scope and work estimation, architecture and design, coding, and automated testing within an Agile and Continuous Integration and Continuous Delivery model.
• Own the delivery of an entire piece of a system or application, and serve as a technical lead on medium to large, complex projects.
• Work closely with other engineers to develop the best technical design and approach for new product development.
• Communicate progress against plan to senior engineers and project managers, including identifying risks, opportunities, and dependencies.
• Ensure team adheres to Agile processes and software engineering best practices.
• As needed, mentor other engineers in the art of building complex, web scale systems.
• Design, develop, troubleshoot, and debug mission critical software source code using modern software development languages and tools, such as java.
• Participate in the full software development lifecycle, working within broadly defined parameters.
• Use Agile development tools such as Jira, Confluence, and Bitbucket/Git to manage work and collaborate with your teams.
• Support creation and updating of all relevant documentation and specifications for design, development and testing.
• Identify potential roadblocks and develop around them.
• Plan and estimate development tasks and work to improve performance metrics.
• Develop maintainable code that implements user stories.
• Develop automated tests leveraging a continuous integration process.
• Work closely with other engineers to develop the best technical design and approach for new product development.
• Build software solutions where the solution is not always well defined but always considers the customer first.

Requirements

• US Citizen with the ability to obtain and maintain a Secret security clearance.
• Bachelor’s degree and 4+ years of prior relevant experience or a Master’s degree with 2+ years of experience.
• Additional years of experience may be considered in lieu of degree.
• Strong passion for learning new technology and languages, w/ self-directed learning.
• Ability to work with minimal direct oversight, capable of making leaps of intuition for novel solutions.
• Out of the box thinking is preferred.
• Strong communication skills, able to form their own positions and advocate for them.
• Proficient collaborating with others in a tight knit team dynamic.
• In-depth experience with container technologies (Docker, Podman).
• Firm grasp of best practices for software targeting critical production systems.
• Understanding of microservice architectures.
• Extensive experience with testing code.
• This would include at a minimum unit and integration testing.
• graphics API.
• Knowledge of mutation testing.
• Experience with the use of the Air Vehicle Planning System (APS) for mission planning.

Preferred

• US Citizen with an active Secret security clearance or higher.
• Knowledge of algorithms & geospatial related math.
• Rust, Web Assembly (WASM).
• Prior experience working with military/USAF.
• Experience with USSTRATCOM Nuclear Planning process.

Pay

Pay Range $87,100.00 - $157,450.00 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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Original Posting

October 30, 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.