Title: Software Engineer

Location: HYBRID Oak Ridge, TN. Y‑12 National Security Complex (Combination of On- and Off-Site Work)
Contract Duration: 10 months (with 1 option year)

Salary: $106k - $116k + Comprehensive Benefits Package

About the Role

KeyLogic is seeking an experienced Software Engineer to support application development efforts at the Y‑12 National Security Complex. This role will work in a hybrid environment, combining on‑site collaboration and telework, and will operate within an Agile development framework delivering mission‑critical software solutions.

Responsibilities

• Collaborate with customers and stakeholders to gather and refine system requirements
• Lead and contribute to system engineering and software design activities
• Develop web‑based applications using ASP.NET, #, HTML5, and related technologies
• Design and document system architectures, including High Level Design and System Design Documents
• Integrate databases and APIs across multiple platforms
• Participate in Agile development ceremonies and iterative development cycles
• Execute software quality assurance and testing in accordance with approved test plans
• Modify and enhance applications based on testing results and customer feedback
• Support functionality testing and validation with responsible managers
• Prepare and deliver weekly status reports detailing progress and completed deliverables
• Produce and maintain all required technical documentation for system operations and maintenance

Qualifications & Responsibilities

Education & Experience

Qualified candidates must meet one of the following education and experience requirements:

• PhD in a technical field with relevant professional experience, or
• Master’s degree in a technical field with 2 or more years of related experience, or
• Bachelor’s degree in a technical field with 5 or more years of related experience, or
• Associate’s degree in a technical field with 10 or more years of related experience

Candidates must demonstrate in‑depth knowledge and hands‑on technical expertise in software engineering, including experience supporting complex and enterprise‑level systems. The ability to work independently while contributing to system design, development, and documentation is required. Strong collaboration skills are essential, including participation in/or leadership of technical design discussions. Senior‑level candidates should have experience acting as a technical subject matter expert, influencing solution architecture and design decisions.

Required Knowledge, Skills, and Abilities

• Proven experience with customer requirements gathering
• Strong background in system engineering and application design
• Hands‑on experience with:
  • ASP.NET and #
  • HTML5 web development
  • Database interaction with web‑based applications
  • API integrations across multiple platforms
  • User Interface (UI) design
• Familiarity with Agile development methodologies
• Experience reading and integrating authentication or identification devices (e.g., badges, tags)
• Experience working with ServiceNow APIs and web interfaces

Deliverables

• Develop and maintain requirements, design, and system architecture documentation
• Produce high‑level and system design documents and obtain appropriate approvals
• Design, develop, test, and modify applications in accordance with approved test plans
• Perform software quality assurance activities and documentation
• Execute iterative development and functionality testing with stakeholders
• Produce weekly status reports outlining work progress and completed deliverables
• Deliver production‑ready code, along with all supporting documentation
• Provide complete maintenance, operations, and system documentation