Software Developer 3

As a Software Developer 3, you will play a key role in designing, developing, and enhancing enterprise software solutions that support mission-critical business operations at Los Alamos National Laboratory. Working within the Project Analytics Information Technology (PA-IT) organization, you'll collaborate with customers, technical teams, and business stakeholders to build scalable web applications, modernize existing systems, and improve operational efficiency. Your technical expertise and leadership will help shape future application architecture while mentoring teammates and driving continuous process improvement.

Responsibilities

Design, develop, test, debug, and maintain enterprise software applications to meet customer and business requirements; Gather customer requirements and translate business needs into technical solutions; Develop system integration, conversion, and implementation plans; Create technical documentation and obtain approval for software designs and programming changes; Develop reports and implement reporting solutions for business users; Lead and facilitate meetings, workshops, demonstrations, and technical presentations; Provide training and ongoing support to end users during implementation and production support; Research emerging technologies and recommend improvements to software development standards and processes; Utilize Agile and Scrum methodologies throughout the software development lifecycle; Perform risk management, capacity planning, and infrastructure planning activities; Partner with business analysts, database administrators, system administrators, and customers to deliver integrated solutions; Mentor junior developers and provide technical leadership across project teams; Ensure compliance with Laboratory safety, security, and information systems policies; Foster a collaborative, respectful, and inclusive work environment

Requirements

U.S. Citizenship Required; Full-stack web application development using C#, ASP.NET, Node.js, REST APIs, and modern JavaScript frameworks; Relational database development with SQL, including PostgreSQL or similar enterprise database platforms; Content Management Systems (CMS/SharePoint) and modern web interface development (UI/UX); Strong experience developing enterprise web applications using C#, ASP.NET, Node.js, REST APIs, JavaScript, HTML, jQuery, and Bootstrap; Experience with AWS cloud technologies; Experience designing and developing responsive web applications; Experience working with Content Management Systems (CMS), including SharePoint or similar platforms; UI/UX and web interface design experience; Experience with SQL and relational databases, including PostgreSQL, MySQL, or similar platforms; Strong understanding of software development methodologies, tools, source control, and application lifecycle management; Experience with software integration, testing, and deployment; Knowledge of database design and management; Ability to work directly with customers to gather requirements and deliver technical solutions; Excellent written and verbal communication skills with the ability to communicate technical concepts to non-technical audiences; Experience working in Agile/Scrum environments; Strong analytical, organizational, and problem-solving skills; Bachelor's degree in Computer Science, Information Technology, Software Engineering, or a related technical discipline; Eight years of related professional experience, or an equivalent combination of education and directly related experience

Nice to have

Active or prior DOE Q Clearance preferred; Agile/Scrum certification; AWS development and cloud services experience; DevOps practices and CI/CD pipelines; PostgreSQL administration and optimization; Full-stack application architecture; Familiarity with LANL Project Management software including Oracle Primavera P6, COBRA, CRES, Integrify; Leadership and mentoring experience; Enterprise application modernization; Post-graduate coursework considered a plus

Benefits

Per Diem/Relocation approved for those that qualify; Competitive compensation; Collaborative culture; Opportunity to make meaningful impact on national security and scientific advancement