Principal Consultant (Public Sector)

Here at Appian, our values of Intensity and Excellence define who we are. We set high standards and live up to them, ensuring that everything we do is done with care and quality. We approach every challenge with ambition and commitment, holding ourselves and each other accountable to achieve the best results. When you join Appian, you’ll be part of a passionate team dedicated to accomplishing hard things, together. Appian Customer Success is obsessed with delivering exceptional customer outcomes and driving mission-critical business impact. Grounded in our core values of Excellence and Intensity, we act as elite technical advisors to our commercial clients. By joining this high-performance team, you will champion a culture of candid communication and excellence while accelerating global adoption of our AI-Powered Process Automation platform. As a Principal Consultant, you will occupy a leadership position at the intersection of enterprise business strategy and complex technical delivery. This role matters now more than ever because you won't just execute projects - you will define the client experience and how they are delivered. You will partner directly with Appian Architects and Technical Delivery Managers, lead large-scale consulting initiatives, and serve as a vital mentor to the next generation of engineers, ensuring our clients achieve world-class Enterprise-Grade Orchestration. What You’ll Do • Lead Enterprise Delivery: Command the entire project lifecycle to define, design, and implement custom automation solutions using the Appian platform for major commercial clients. • Direct High-Performing Teams: Lead and mentor consultants through fast-paced software implementations, instilling a dedication to going "beyond completion." • Partner with Leadership: Collaborate directly with Appian Architects and Technical Delivery Managers to design resilient, scalable, and secure system architectures. • Architect Complex Integrations: Build secure, high-throughput APIs to seamlessly connect multiple external enterprise environments using REST, SOAP, and JDBC connections. • Data Infrastructures: Oversee the creation and production launch of advanced relational data models and sophisticated SQL database designs. • Drive Client Self-Sufficiency: Collaborate with client executives and technical stakeholders to drive deep platform adoption and empower them to build process applications independently. Basic Qualifications • Degree: Bachelor of Science or Bachelor of Arts degree in Computer Science, Engineering, Information Systems, Mathematics, or a related technical field. • Experience: 8+ years of hands-on experience in software development or technical implementation consulting. • Team Leadership: Experience leading technical teams and a passion for mentoring and developing engineering talent. • Core Engineering: Strong foundational grasp of Object-Oriented Programming (OOP), database design, data modeling, and SQL (queries, joins, views). • Travel: Willingness to travel up to 20% to support vital customer engagements. Preferred Qualifications • Mastery of modern cloud computing ecosystems, specifically Amazon Web Services (AWS), Google Cloud, or Elastic Containers. • Deep technical knowledge of Artificial Intelligence (AI), Machine Learning, automated test suites (Test-Driven Development), and continuous integration frameworks. The base salary range provided represents a good faith and reasonable estimate of the range at the time of posting. In addition to the base salary, this position is eligible for a government clearance differential. Actual compensation will be dependent on a number of factors including, but not limited to, the candidate’s relevant work experience, qualifications, internal peer equity, and marke