Senior Systems Engineer (C#/.Net) - II

Syms Strategic Group; Charleston (WV); On-site; USD 85,000 - 117,000; Full time

Job summary

Syms Strategic Group (SSG) is seeking a Senior Software Systems Engineer (.Net Developer) to work remotely for the Veterans Affairs (VA) department. The role requires strong expertise in .NET, C#, MVC, and RESTful APIs with experience in CI/CD, cloud platforms, and enterprise-scale applications.

The position is full-time with a minimum Experienced level and a public trust clearance expectation. Salary ranges from $85,389 to $116,975, reflecting senior responsibilities and federal project context.

Qualifications

• Five (5) or more years of software development experience using .NET technologies.
• Experience designing, developing, and deploying enterprise-level applications.
• Strong understanding of full-stack development and CI/CD pipelines.

Responsibilities

• Perform technical planning, requirements definition, test planning and execution for software systems.
• Develop software systems including design, testing, installation, operation, and maintenance.
• Participate in daily stand-ups as an active member of the development team.
• Develop back-end applications using C#, MVC, and .NET Core; implement unit tests and CI/CD deployments.
• Ensure performance, quality, and responsiveness of applications; provide production support as needed.
• Promote modular, testable, and reusable software engineering practices.

Skills

.NET Framework/.NET Core, C#

MVC architecture

RESTful APIs

SQL Server, Entity Framework

OOP & design patterns

CI/CD practices & tools

Azure/AWS cloud

Git/version control

Visual Studio

NUnit/xUnit/MSTest

DevOps & IaC basics

Security best practices for web apps

Education

Bachelor's Degree in Computer Science or technical field

Master's Degree in Computer Science or related field

Ph.D. in Computer Science or related field

Tools

Visual Studio

Azure DevOps

Git

NUnit

xUnit

MSTest

Kubernetes

AWS ECS

AWS EKS

Job description

Syms Strategic Group (SSG) is seeking a talented Senior Software Systems Engineer (.Net Developer)

Location: Remote

Department: Veterans Affairs (VA)

Type: Full Time

Min. Experience: Experienced

Security Clearance Level: Public Trust (MBI)

Salary Range: $85,389 - $116,975

***If you have previously applied to Syms Strategic Group (SSG), there is no need to reapply. Applications are still under review.***

Military Veterans are highly encouraged to apply!

Essential Duties and Responsibilities

• Perform technical planning, high-level and detailed requirements definition, test planning and execution (including use cases, test procedures, and test data), software systems integration, and technical support for software systems and subsystems
• Perform software system product services, including concept design, test, installation, operation, maintenance, and disposal
• Serve as an active member of the software development team participating in daily stand-ups
• Utilize full-stack development expertise that ranges from development of .Net back-end application using C#, unit testing, testing with Nunit or other tools, and deployment using Continuous Integration/Continuous Deployment (CI/CD) pipelines
• Ensure the performance, quality, and responsiveness of application
• Provide development support (as needed) for solutions deployed to production
• Implement long-term solutions and building blocks within the Agile framework for improved reusability
• Interface with the stakeholders for project requirements
• Apply and promote good software engineering practices such as test automation, modularization, and simplification
• Collaborate and coordinate with colleagues on various solutions and problems
• Document software designs, which may include design diagrams, data flow diagrams, software module descriptions, etc.
• Use Integrated Development Environment (IDE) tools to include Visual Studio, Azure DevOps, and Git

Required Skills and Experience

• Expertise in .Net framework and .Net Core, with a strong understanding of C#
• Proficiency in developing back-end applications using Model-View-Controller (MVC) architecture and .Net core
• Strong Knowledge of Object-Oriented Programming (OOP) and design patterns
• Experience with Representational State Transfer Application Programming Interface (RESTful APIs) and other APIs
• Proficiency in database design and development, including working with Structured Query Language (SQL) Server and Entity Framework
• A familiarity with cloud platforms (e.g. Microsoft Azure and Amazon Web Services (AWS)) and services
• Experience with version control systems (e.g. GIT and Team Foundation Server/Team Foundation Version Control (TFS/TFVC))
• An understanding of CI/CD practices and tools (e.g. AWS CodePipeline, CodeBuild, and CodeDeploy)
• Knowledge of unit testing frameworks and tools (e.g. NUnit, xUnit, and MSTest)
• A proficiency in using development tools like Visual Studio and Visual Studio Code
• Excellent problem-solving and analytical skills
• Strong communication and interpersonal abilities
• An ability to work independently and as part of a team
• Attention to detail and commitment to producing high-quality software
• An ability to mentor and provide technical guidance to junior developers
• An ability to prioritize tasks and manage time effectively
• Experience with Agile development methodologies (e.g., Scrum and Kanban)
• A familiarity with DevOps practices and infrastructure as code (IaC)
• A strong understanding of security best practices for web applications and APIs
• An ability to conduct code reviews and provide constructive feedback
• Experience with performance tuning and optimization of applications
• Experience with third-party libraries, Software Development Kits (SDKs), and APIs relevant to .Net development

Professional Certifications

None required

Years of Professional Experience

• Five (5) or more years of experience in software development using .Net technologies
• A proven track record of working on complex software projects and leading development initiatives
• Experience with designing, developing, and deploying enterprise-level applications

Desired experience

• Electronic Data Interchange X.12 (EDI) Medical Claims
• X.12 medical claims (837, 834, 277, etc) Knowledge of microservices architecture and containerization technologies (e.g. Kubernetes, Amazon Elastic Container Service (ECS), and Amazon Elastic Kubernetes Service (EKS))

Formal Education

++Bachelor's Degree++ in Computer Science, Electronics Engineering, or other engineering or technical discipline is required with eight (8) or more years of experience; ++Master's Degree++ in Computer Science, Electronics Engineering, or other engineering or technical discipline along with five (5) or more years of experience; ++Ph.D.++ in Computer Science, Electronics Engineering, or other engineering or technical discipline along with three (3) or more years of experience