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

Syms Strategic Group

Milwaukee (WI)

On-site

USD 85,000 - 117,000

Full time

14 days+

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Job summary

Syms Strategic Group (SSG) is seeking a Senior Software Systems Engineer to lead .NET development efforts, focusing on back-end services, RESTful APIs, and enterprise-scale applications. The role emphasizes full-stack capabilities, CI/CD, and collaboration within an Agile team, supporting VA initiatives.

The position is remote with a strong emphasis on delivering secure, scalable software solutions using Azure or AWS, SQL Server, and modern DevOps practices.

Qualifications

  • Proficiency in .Net Framework and .Net Core with C#.
  • Backend development using MVC and .Net Core.
  • Strong OOP and design patterns knowledge.

Responsibilities

  • Perform technical planning and requirements definition for software systems.
  • Develop and maintain .Net back-end applications and CI/CD pipelines.
  • Collaborate with software development team in Agile environment.
  • Ensure performance, quality, and responsiveness of applications.

Skills

NET development
MVC
OOP & design patterns
RESTful APIs
SQL Server / EF
Cloud (Azure / AWS)
Git / TFS / TFVC
CI/CD
Unit testing (NUnit / xUnit / MSTest)
Visual Studio / VS Code
Agile / Scrum / Kanban
Problem solving / analytical

Education

Bachelor's Degree in Computer Science / Engineering
Master's Degree in Computer Science / Engineering
Ph.D. in Computer Science / Engineering

Tools

Visual Studio
Azure DevOps
Git
CI/CD tooling (CodePipeline / CodeBuild / CodeDeploy)

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

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