Leidos · 14 hours ago
Expert Software Engineer
Chantilly, VA
Full-time
Onsite
Senior Level, Lead/Staff
$131K/yr - $237K/yr
12+ years expLeidos is a leading company seeking an Expert Software Engineer to provide development engineering and programming support for a large program. The role involves database architecture, software system design, and operational maintenance, as well as collaborating with customers and team members to ensure project success.
ComputerGovernmentInformation ServicesInformation TechnologyNational SecuritySoftware
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Provide database architectural and design capabilities
Develop unit and functional test plan
Provide the operations and maintenance of operational systems
Modify existing software to correct errors, allow it to adapt to new hardware, or to improve its performance
Analyze user needs and software requirements to determine feasibility of design within time and cost restraints
Consult with customers about software system design and maintenance
Coordinate software system installation and monitor equipment functioning to ensure specifications are met Design, develop, and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequence of design
Develop and direct software system testing and validation procedures, programming, and documentation
Confer with systems analysts, engineers, programmers and others to obtain information on project limitations and capabilities, performance requirements and interfaces
Correct errors by making appropriate changes and then recheck the program to ensure that the desired results are produced
Conduct trial runs of program and software applications to be sure they will produce the desired information and that the instructions are correct
Compile and write documentation of program development and subsequent revisions, inserting comments in the coded instruction so others can understand the program
Write, update, and maintain computer programs or software packages to handle specific jobs, such as tracking inventory, storing or receiving data, or controlling other equipment
Consult with managerial, engineering, and technical personnel to clarify program intent, identify problems, and suggest changes
Perform or direct revision, repair, or expansion of existing programs to increase operating efficiency or adapt to new requirements
Written, analyze, review, and rewrite programs, using workflow chart and diagram, and applying knowledge of computer capabilities, subject matter, and symbolic logic
Write or contribute to instructions or manuals to guide end users
Investigate whether networks, workstations, the central processing unit of the system, or peripheral equipment are responding to a program’s instructions
Prepare detailed workflow charts and diagrams that describe input, output, and logical operational, and convert them into a series of instructions coded in a computer language
Consult with and assist computer operators or system analysts to define and resolve problems in running computer programs
Assign, coordinate, and review work and activities of programming personnel
Designs, Develops, and Maintains applications within the cloud environment. This can be for new applications development or the transition of legacy applications to the cloud environment
Qualification
Required
Active TS/SCI with Polygraph
Requires BS degree and 12 years of prior relevant experience. Additional experience in lieu of degree
Demonstrated experience in multiple programming languages (Java, JavaScript, Python, and/or XML)
Experience managing and developing web software
Demonstrated experience with cloud services
Experience in Windows and/or Unix
Experience using code repositories such as Git
Demonstrated experience documenting such artifacts as code and methodologies
Familiarity with writing unit and integration tests
Preferred
Experience with Spring and Java
Experience with databases such as PostgreSQL
Experience working in an AGILE development environment
Ability to work collaboratively in a team environment
Experience with Docker, Kubernetes, and scalable/parallelized architecture
Possess a passion for learning new technologies and staying up to date with industry trends
Understanding of Intelligence Community customers and their priorities
Company
Leidos
Leidos is a Fortune 500® innovation company rapidly addressing the world’s most vexing challenges in national security and health.
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
unknown2025-02-20Post Ipo Debt
2013-09-17IPO
Leadership Team
James Carlini
Chief Technology Officer
Theodore Tanner
Chief Technology Officer
Recent News
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2025-12-16
2025-12-16
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