Senior Software Engineer (Application Development)

Location: Washington, D.C. 

Salary Range: 151K - 161K (DOE)

Clearance Requirement: NACI

LTS is seeking a dynamic and results-oriented Senior Software Engineer (Application Development) to join our team and drive the architecture, design, and implementation of mission-critical systems that are foundational to the Department of Commerce’s mission. We are seeking elite, first-principles thinkers who thrive on solving complex programs that will take complete, end-to-end ownership of projects, transforming ambiguous ideas into robust, scalable, and globally deployed services. *U.S. Citizenship is required*

What You'll Do:

• Architect, build, and scale end-to-end systems, owning the technical strategy and execution for major product initiatives.
• Take complete ownership of mission-critical features, defining project roadmaps, setting technical direction, and executing with extreme velocity.
• Partner with the Commerce team to translate complex project goals into concrete technical proposals and world-class implementations.
• Champion engineering excellence across the organization, driving best practices in code quality, system reliability, and operational readiness.
• Lead technical deep-dives and architectural reviews, shaping the long-term technical vision.
• Diagnose and solve challenging production issues, building resilient, observable systems that prevent failures at scale.
• Analyze functional business applications and design specifications for functional areas such as finance, accounting, personnel, manpower, logistics, and contracts.
• Develop block diagrams and logic flow charts to guide development.
• Translate detailed designs into computer software; test, debug, and refine as needed.
• Enhance software to improve efficiency and reduce operating time.
• Provide technical guidance to programmers to ensure deliverables meet deadlines.
• Contribute to system design, including application programming on large-scale DBMS and development of complex software to meet design objectives.

What We're Looking For:

• Master's degree or PhD in Computer Science, Information Technology, Engineering, or a related technical.
• Minimum of 5+ years of experience in software development.
• S. Citizenship is required to obtain a successfully adjudicated National Check w/ Inquiries (NACI).
• Must have a proven track record of designing, building, and operating complex, large-scale distributed systems in production.
• Familiar with a variety of field concepts, practices, and procedures.
• Expertise in both operating and modernizing infrastructure as well as designing secure cloud architectures to support the OCIO’s shift from IaaS toward PaaS and SaaS. 
• Possess deep expertise in one or more of the following domains: distributed databases, real-time data processing, machine learning infrastructure, or performance optimization at massive scale.
• Extensive experience building sophisticated, performant user interfaces with modern frameworks like React or Next.js.
• Possess mastery of a major cloud ecosystem (AWS, GCP) and infrastructure-as-code principles (e.g., Terraform, Kubernetes).
• Hands-on experience leading ambiguous, cross-functional projects from inception to successful global launch.
• Strong ability to deconstruct complex technical problems and communicate solutions clearly and concisely.
• Strong analytical and problem-solving abilities with a focus on innovative solutions.
• Ability to manage multiple priorities, adapt to changing requirements, and deliver under tight deadlines.
• Leadership qualities with a track record of mentoring junior team members and fostering team collaboration.
• Detail-oriented, with a commitment to producing high-quality, reliable software.
• Self-motivated and proactive, with the ability to take initiative in ambiguous situations.
• Excellent communication and interpersonal skills to collaborate effectively with technical and non-technical stakeholders.

What’s In It for You? 

• The opportunity to support high visibility federal missions in IT and healthcare
• A culture that values innovation, growth, collaboration, and quality
• Access to cutting-edge tools and technologies
• Comprehensive benefits for you and your family
• A career path that rewards ambition and performance

If you’re ready to push boundaries, sharpen your skills, and join a team that is passionate about building what’s next, we’d love to meet you. Apply today and let’s build a future together!