Principal Software Engineer

What You Will Do

• Own or influence the technical architecture for complex software systems.
• Lead design reviews, technical planning, and engineering tradeoff decisions.
• Establish coding, testing, performance, security, and maintainability standards.
• Mentor senior and mid-level engineers and provide technical guidance across teams.
• Collaborate with product, systems engineering, cybersecurity, DevSecOps, and program leadership.
• Drive modernization, automation, and reduction of technical debt.
• Review implementation plans and assess technical risks.
• Support proposal development, customer briefings, and technical demonstrations when applicable.
• Ensure software practices align with required regulatory, security, and mission needs.
• Contribute hands-on code or prototypes where necessary.

What You Need To Have

• Bachelor’s degree in computer science, software engineering, plus 11 years of relevant or equivalent experience.
• Clearance: TS/SCI with Poly.
• Significant professional software engineering experience.
• Demonstrated experience designing and delivering complex production software.
• Experience making architecture and technology decisions across multiple components or teams.
• Strong proficiency in at least one modern programming language.
• Experience with automated testing, code review, source control, and continuous integration.
• Able to communicate technical decisions to engineers, customers, and executive stakeholders.

What We'd Like You To Have

• Experience in cloud-native architecture, distributed systems, or large-scale modernization.
• Experience with containerized deployments and infrastructure as code.
• Experience leading Agile or DevSecOps delivery teams.
• Experience in highly regulated, safety-critical, or security-sensitive environments.
• Experience supporting proposals, estimates, technical road maps, or customer engagements.

About BigBear.ai

BigBear.ai is a leading provider of AI-powered decision intelligence solutions for national security, supply chain management, and digital identity. Customers and partners rely on Bigbear.ai’s predictive analytics capabilities in highly complex, distributed, mission-based operating environments. Headquartered in McLean, Virginia, BigBear.ai is a public company traded on the NYSE under the symbol BBAI. For more information, visit https://bigbear.ai/ and follow BigBear.ai on LinkedIn: @BigBear.ai and X: @BigBearai.

BigBear.ai is an Equal opportunity employer all protected groups, including protected veterans and individuals with disabilities.