Demo

Senior Software Engineer

Pantheon Data
Falls, VA Full Time
POSTED ON 12/25/2025
AVAILABLE BEFORE 2/25/2026

Company Overview

Pantheon Data (a Kenific Holding company) is a private, small business based in the Washington, DC, area. Pantheon Data was founded in 2011, initially providing acquisition and supply chain management services to the US Coast Guard. Our service offerings have grown in the past ten years, including infrastructure resiliency, contact center operations, information technology, software engineering, program management, strategic communications, engineering, and cybersecurity. We have also grown our customer base to include commercial clients. The company has used this experience to expand our service offerings to other agencies within the Department of Homeland Security (DHS), the Department of Defense (DoD), and other Federal Civilian Agencies.

Position Overview

Pantheon Data is seeking a Senior Software Engineer to support the Defense Health Agency (DHA) in migrating large, mission-critical legacy systems into secure, scalable AWS GovCloud environments. The engineer will play a central role in analyzing, adapting, and modernizing C# and .NET applications to ensure seamless performance, compliance, and interoperability across DHA's enterprise health IT ecosystem. This position requires strong technical expertise, hands-on experience with cloud modernization, and the ability to deliver secure, cloud-native solutions aligned with DHA's mission.

Responsibilities

  • Analyze existing C# and .NET applications to document architecture, dependencies, and integration points prior to migration.
  • Identify risks, challenges, and compatibility issues associated with legacy-to-cloud transitions, providing remediation strategies.
  • Design and execute comprehensive migration strategies for transitioning systems to AWS GovCloud.
  • Modify and optimize applications for performance, resiliency, and compliance in cloud environments.
  • Integrate applications with AWS services (e.g., EC2, S3, RDS, Lambda) to modernize capabilities and reduce reliance on legacy infrastructure.
  • Leverage AWS SDKs, APIs, and automation tools to streamline deployment and management of applications.
  • Develop new cloud-native features and functionality to meet evolving DHA mission requirements.
  • Conduct rigorous testing (unit, integration, performance) to validate functionality, security, and compliance.
  • Embed security and compliance controls throughout the development and migration lifecycle in alignment with HIPAA, FedRAMP, and DoD IL standards.
  • Collaborate with engineering, DevSecOps, and program teams to deliver mission-ready solutions.
  • Communicate progress, risks, and technical challenges clearly to DHA stakeholders and leadership.
  • Document migration processes, lessons learned, and best practices to support future modernization efforts.

Required Skills and Experience

  • Bachelor's degree in Computer Science,Engineering,or related field.
  • Minimum 7 years of experience in C# and .NET development.
  • Minimum 5 years of experience with application migration and refactoring.
  • Strong understanding of cloud computing concepts and AWS services.
  • Excellent problem-solving and analytical skills.
  • Effective communication and teamwork abilities.
  • AWS certifications (e.g.,AWS Certified Solutions Architect Associate) are a plus.
  • Ability to work effectively remotely in cross-functional teams.
  • Ability to meet deadlines and produce quality work.
  • Proficient in Microsoft Suite software including Outlook, Word, Excel, SharePoint, and PowerPoint.

Additional Information

  • Less than 25% of travel may be necessary.
  • Competitive benefits and career advancement opportunities.

Clearance Requirements

U.S. Citizenship with the ability to obtain and maintain a DoD Secret clearance.

Work Location: Remote - Falls Church, VA

*The Government reserves the right to change where this work will be performed, and light travel may be requested occasionally based on government requirements. Ideal cities and states with access to Government facilities are: Falls Church, VA, Washington, DC, San Antonio, TX, and Aurora, CO.

  • Our company prioritizes the benefits of flexibility and collaboration, whether that happens in person or remotely.
  • If the position is remote or hybrid, you may periodically work from a Pantheon Data office location or client site.
  • If this position is assigned to a Pantheon Data office location or client site, you'll work with colleagues and clients in person, as needed for specific client requirements.

Compensation

The salary range for this position is $115,000 - $135,000. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Benefits Overview

We are always looking for good people! Pantheon Data is committed to providing its employees with competitive salaries and benefits in order to increase employee satisfaction and productivity.In addition to our benefits, we also offer SmartBenefits through the Washington Metro Area Transportation Authority, where you specify an amount of your pre-tax wages be paid directly to your SmarTrip account. In some cases, tuition assistance may be available for continuing education expenses and certifications related to their position. Additional details may be found at https://pantheon-data.com/careers/

Pantheon Data Important Information

All qualified applicants will be considered for employment without regard to disability, status as a protected veteran, or any other status protected by applicable federal, state, local, or international law.

As part of the application process, you are expected to be on camera during interviews and assessments. We reserve the right to take your picture to verify your identity and prevent fraud.

If you require reasonable accommodation in completing this application, interviewing, completing any pre-employment testing, or otherwise participating in the employee selection process, please direct your inquiries to our Talent Team at Recruiting@pantheon-data.com or by phone (571) 363-4020.

This company uses E-Verify to confirm each employee's work authorization. For more information, click here E-Verify Participation Poster




KGI is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. U.S. Citizenship is required for most positions.


 

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