Public Trust Eligibility Required About Aretum Aretum is a mission-driven organization committed to delivering innovative, technology-enabled solutions to our customers across defense, civilian, and homeland security sectors. Our teams work at the intersection of strategy, technology, and transformation, helping agencies solve their most critical challenges. We believe in investing in our people and creating a culture where collaboration, inclusion, and professional growth are at the forefront. Job Summary Aretum is seeking a .NET Services Engineer. As a .NET Services Engineer you will focus on building and maintaining backend services, APIs, database integrations, and application logic using ASP.NET Core, C#, Entity Framework Core, PostgreSQL, GraphQL, Azure, Kubernetes, and Azure DevOps. Due to the nature of our work as a federal consulting organization, employees may be expected to handle Controlled Unclassified Information (CUI) and must adhere to applicable safeguarding and compliance requirements. Responsibilities Design and develop services to implement business logic and modify data using ASP.NET and EFCore Create robust unit tests for APIs and other application components to ensure functionality and reliability Integrate advanced observability features into services, including Open Telemetry metrics and correlation identifiers Troubleshoot and resolve issues reported by testers and end-users, and address bugs effectively Diagnose operational problems in deployed environments and log detailed bug reports for resolution Model and refine data structures for new features and optimize models for existing functionalities Develop complex SQL queries and views to enhance application integration and performance Maintain and evolve GraphQL schemas to support seamless data integration across systems Requirements 8+ years of professional experience in software development with a focus on ASP.NET services Bachelor’s Degree (an additional 2 years of experience is acceptable in lieu of a degree) Strong understanding of software development principles and a high proficiency in C# and .NET frameworks Proficiency in building microservices using ASP.NET Core in C# Experience with developing and integrating GraphQL APIs in ASP.NET or similar platforms Proven track record of building comprehensive unit tests for microservices and GraphQL APIs Demonstrated ability in constructing PostgreSQL databases for large-scale enterprise applications Strong experience in integrating and managing PostgreSQL databases within ASP.NET microservices using Entity Framework Core (EFCore) Support Azure cloud services for integrating applications (AKS, Storage Accounts, Key Vaults, etc.), and implement Azure Pipelines for orchestrating builds and deployments Leverage Kubernetes for hosting application deployments, create and update Helm charts for managing Kubernetes configuration, and upgrade deployments Participate in Agile Sprint meetings and use Azure DevOps (ADO) and Git to manage tasks, code, and status Excellent problem-solving skills and ability to work under tight deadlines Strong communication and team collaboration skills Preferred Qualifications Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field Travel Requirements This is a remote position; however, occasional travel may be required based on project needs, client meetings, team collaboration events, or training sessions. Travel is expected to be less than 10% and will be communicated in advance whenever possible. EEO Statement Aretum is committed to fostering a workplace rooted in excellence, integrity, and equal opportunity for all. We adhere to merit-based hiring practices, ensuring that all employment decisions are made based on qualifications, skills, and ability to perform the job, without preference or consideration of factors unrelated to job performance. As an Equal Opportunity Employer, Aretum complies with all applicable federal, state, and local employment laws. We are proud to support our nation’s veterans and military families, providing career opportunities that honor their service and experience. If you require reasonable accommodation during the hiring process due to a disability, please contact hr@aretum.com for assistance. Equal Opportunity Employer/Veterans/Disabled U.S. Work Authorization Due to federal contract requirements, only U.S. citizens are eligible for this position. This position supports a federal government contract and requires the ability to obtain and maintain a Public Trust or Suitability Determination, depending on the agency’s background investigation requirements. Benefits Health Care Plan (Medical, Dental & Vision) Retirement Plan (401k) Life Insurance (Basic, Voluntary & AD&D) Paid Time Off Family Leave (Maternity, Paternity) Short Term & Long-Term Disability Training & Development