Principal Solutions Architect

Constellation Inc • Washington, DC

17h • $155,000 - $165,000 • Hybrid

About The Position

Constellation seeks a Principal Solutions Architect to provide end-to-end ownership of technical product delivery across automation and full-stack development initiatives. The role guides architecture, directs engineering workstreams, and ensures solutions align with client mission needs and program objectives. Working closely with developers and stakeholders, the Principal Solutions Architect translates requirements into scalable technical solutions and oversees delivery across React/Spring Boot web applications and Python data/ETL processes. The role is the primary technical authority in client engagements, providing direction, presenting solutions, and ensuring delivery quality, performance, and accountability across teams.

The position is hybrid in Washington, DC. Candidates must be U.S. citizens able to pass a background investigation by the client agency. DHS clearance with CBP/ICE or DoD Top-Secret clearance is preferred.

Requirements

• 8+ years of experience in software engineering, technical delivery, or solution architecture.
• Proven experience in front-end development using React and backend ecosystems such as Java/Spring or similar enterprise-grade languages.
• Experience developing and implementing process automation using scripting languages such as Python.
• Proven experience leading system architecture and delivering scalable cloud-based solutions using AWS or Azure.
• Experience leading teams delivering web applications and/or automations.
• Experience overseeing cross-functional engineering teams, including backend, frontend, and data teams.
• Strong client-facing skills, including presenting technical solutions and driving decision-making.
• Strong understanding of RESTful APIs, React component design and common component libraries, and secure web development practices.
• Bachelor’s degree in a technical field or equivalent experience.
• U.S. citizenship and ability to pass a background investigation by the client agency.

Nice To Haves

• DHS clearance with CBP/ICE or DoD Top-Secret clearance.
• Experience supporting federal programs or working in regulated environments.
• Background in product ownership or technical product management.

Responsibilities

• Provide architectural oversight and technical direction for teams developing React and Spring Boot full-stack applications and Python-based automations.
• Validate engineering approaches, enforce best practices, and ensure solutions are scalable, secure, and maintainable.
• Translate complex client requirements into clear, actionable technical designs.
• Lead solutioning sessions and define system architecture and automated processes with engineering teams.
• Serve as the primary technical interface with stakeholders; present solutions and guide decision-making and trade-offs to align with mission and program objectives.
• Oversee execution across technical workstreams, managing priorities, risks, and escalations.
• Identify and resolve technical challenges early to maintain delivery timelines and quality.
• Mentor and guide cross-functional engineering team members on code reviews and design approaches.

Benefits

• 401(k)
• 401(k) contribution
• Medical insurance
• Dental insurance
• Vision insurance
• Life and disability insurance
• Flexible Spending Account
• Paid time off
• Professional development
• Employee assistance program
• Work-life balance

What This Job Offers

• Job Type: Full-time
• Career Level: Principal