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Leidos · 1 month ago

Sr. Software Engineer TS/SCI Polygraph

Aurora, CO

Full-time

Onsite

Senior Level, Lead/Staff

$131K/yr - $237K/yr

10+ years exp

Leidos has an exciting opportunity for a Sr. Software Engineer! You will perform software development lifecycle (SDLC) activities as both an individual and a member of our top-notch agile development team building a large complex enterprise system.

ComputerGovernmentInformation ServicesInformation TechnologyNational SecuritySoftware

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

You will actively participate in daily stand-ups, Sprint Planning, Program Increment (PI) Planning, and other related team activities; analyze and study complex system requirements, use design software tools, provide support using formal specifications, data flow diagrams, and other accepted design techniques and will use sound software engineering principles to ensure that developed code is modifiable, efficient, reliable, understandable, fault tolerant, and reusable

You will provide software process management and control throughout the coding portion of the software development process and will promote code reuse and cross-program collaboration while reducing maintenance costs by creating common functions and shared actions for developers and testers

You will engineer, author, tune and document automation scripts in a development environment and deploy to the test/production bench

Qualification

JavaSpring FrameworkAgile DevelopmentDevOps AutomationPythonJavaScriptSQLWeb UI DevelopmentCryptographyDatabase ManagementIndependent ThinkingCommunication SkillsTeam Collaboration

Required

Must have an active TS/SCI Polygraph up front

Must have a BS degree and 12 – 15 years of prior relevant experience or Masters with 10 – 13 years of prior relevant experience. Additional experience may be substituted for a degree

Must have demonstrated experience with Java

Must have experience or familiarity with multiple Java frameworks: Spring to include Boot and Data, Java Enterprise Edition (JEE) (i.e., JPA, EJB, JTA, Servlet), Jackson, Jersey, Swing, JavaFX

Must have experience or familiarity with multiple of the following languages such as Javascript, Python, C/C++, Groovy, Structured Query Language (SQL)

Must have experience with development IDEs (Integrated Development Environments) such as Eclipse, Visual Studio Code, Visual Studio, Rhapsody, WebStorm

Must have experience with databases such as Oracle, PostgreSQL, MongoDB, SQL Server

Must have experience with Web Application User Interface Development, knowledge of databases and structures, Spring Framework, and/or experience working with AngularJS, JSON, HTML, XML, XSLT

Must have experience with software source control and configuration management tools

Must have experience with technologies underlying cryptographic systems (symmetric and asymmetric cryptography, ASN.1 encoding, XML canonicalization, digital signatures)

Must have experience developing on Windows, and/or Linux operating systems

Must have documented professional experience with web services

Must have a strong understanding of sound software development principles and practices

Must be able to plan and prioritize personal tasking and be able to communicate effectively verbally and in writing

Must be an independent thinker, capable of performing high quality work, both independently and with a team in a fast-moving environment

Preferred

Experience with the following: Java Enterprise Edition (JEE) (i.e., EJB, JPA, JTA, JAX-B, JAX-RS, JAX-WS), SQL, application servers (Tomcat, WebLogic, JBoss), Spring framework, scripting

Experience or familiarity with multiple of the following technologies: XML/XSD/SOAP/WSDL/XSLT, REST, JSON, YAML, Containers (Docker, Podman, Kubernetes, OpenShift)

Experience with Javascript frameworks: AngularJS, Bootstrap, JQuery

Experience with Testing and Mocking frameworks: JUnit, Jupiter, Mockito, Jasmine, Karma, Cucumber, Unified Functional Tester (UFT), Selenium, FITNesse

Experience with build tools: Maven, CMake, RPM, Jenkins, Nexus

Experience with high level requirements management including requirements decomposition, secure systems engineering and development, trade-off analysis, interface control, and testing and continuous integration

Experience in software development on Agile teams using Agile Developer practices such as Pair Programming, Test Driven Development (TDD), Refactoring, and Acceptance Test Driven Development (ATDD)

Experience with Behavior Driven Development (BDD)

Secure Software development (i.e., Layer 7 Policy)

Experience with the Scrum, Scaled Agile Framework (SAFe) methodology, SAFe Agilest Certification, or experience as a member of an Agile team