Senior Software Engineer

ASRC Federal Holding Company; Washington (District of Columbia); On-site; USD 107,000 - 180,000; Full time

Benefits offered by this job

Health care

401(k)

Job summary

ASRC Federal Holding Company is seeking an experienced .NET Software Engineer to design, develop, and maintain enterprise-grade applications in Washington, DC. The role emphasizes backend services, system integration, and automation to enable secure data exchange and workflows.

The candidate will work on REST/SOAP interfaces, XML/JSON data sharing, PowerShell or Python scripting, and data access optimization, with a focus on reliability and security for mission-critical operations.

Qualifications

• Bachelor’s degree or equivalent in a technical field.
• Hands-on experience with C#, .NET Framework/.NET Core, ASP.NET MVC, Web API.
• Experience with REST, SOAP, XML, JSON, and data exchange formats.

Responsibilities

• Design, develop, test, and maintain .NET applications (C#, .NET Framework / .NET Core, ASP.NET MVC, Web API).
• Develop and integrate web services and system interfaces (REST, SOAP, XML, JSON).
• Create automation scripts (PowerShell, Python) to improve efficiency.
• Build and support data integration workflows between systems.
• Query data, write SQL, and optimize database access for performance.
• Collaborate with cross-functional teams to translate requirements into solutions.
• Maintain SharePoint components and integrations as needed.
• Develop secure data sharing methods across Microsoft 365, Azure, and external APIs.
• Troubleshoot issues across applications and integration points.
• Document designs, mappings, and procedures; participate in releases.

Skills

C#

.NET Core/Framework

ASP.NET MVC

Web API

SQL

PowerShell

Python

XML/JSON data exchange

Microsoft 365/Azure

Security/compliance

SharePoint

Education

Bachelor’s degree in a related field

Tools

SQL Server

Oracle

PowerShell

Python

Azure

SharePoint Online

Job description

ASRC Federal is a leading government contractor furthering missions in space, public health and defense. As an Alaska Native owned corporation, our work helps secure an enduring future for our shareholders. Join our team and discover why we are a top veteran employer and Certified Great Place to Work™

ASRC Federal Technology Solutions is seeking an experienced ,Net Software Engineer with strong proficiency in .NET development, system integration, and enterprise application engineering. This role supports mission-critical IT environments by building, maintaining, and modernizing applications that enable secure data exchange, workflow automation, and efficient business operations.

This position primarily focuses on backend and integration development, including web services, APIs, XML/JSON data sharing, automation scripting, enterprise system connectivity, and optimizing the.

Work Location 600 19th Street NW, Washington DC

Clearance Required Secret

Key Responsibilities

• Design, develop, test, and maintain .NET applications (C#, .NET Framework / .NET Core, ASP.NET MVC, Web API) supporting enterprise operations.

• Develop and integrate web services and system interfaces using REST, SOAP, XML, JSON, and related technologies.

• Create and maintain scripting solutions (PowerShell, Python, or similar) that automate processes, improve system efficiency, and support operational tasks.

• Build and support data integration workflows that exchange, validate, and transform information between systems.

• Query data, write database code (SQL), and optimize data access to improve application performance and reliability.

• Collaborate with cross-functional teams to gather requirements, translate business needs into functional, maintainable technical solutions.

• Maintain and enhance SharePoint components, workflows, and application integrations (as needed).

• Develop secure, reliable methods for data sharing and system connectivity across Microsoft 365, Azure services, and external APIs.

• Troubleshoot and resolve issues across .NET applications, integration points, data interfaces, and automation scripts.

• Optimize existing applications for performance, scalability, and maintainability.

• Document technical designs, integration mappings, workflow logic, and operational procedures.

• Participate in planning, testing, and deploying enhancements, releases, and new system features.

• Provide support and user guidance to ensure successful adoption of deployed solutions.

Required Qualifications

• Bachelor’s degree and a minimum of 4-6 years of experience in software engineering or a related technical field, or an equivalent combination of education and experience.

• Hands‑on experience with C#, .NET Framework / .NET Core, ASP.NET MVC, Web API, and general Microsoft development frameworks.

• Experience with system integration technologies, such as REST APIs, SOAP services, XML, JSON, and data‑exchange formats.

• Experience developing automation or integration scripts (PowerShell, Python, or similar).

• Familiarity with Oracle, MySQL, SQL Server or other relational databases, including stored procedures or data modeling.

• Strong ability to write SQL queries, stored procedures, and database‑driven logic to support application features and performance optimization.

• Understanding of secure application development practices, authentication, authorization, and compliance requirements.

• Experience troubleshooting complex application issues and providing clear, actionable resolutions.

• Strong communication skills and experience working directly with business users, technical teams, and stakeholders.

• Familiarity with Microsoft 365, Teams, SharePoint Online, or related services.

• Ability to deliver solutions in a fast-paced, stakeholder-driven environment.

• Active Secret clearance

Preferred Qualifications

• Experience with Power Apps, Power Automate, or Power BI (optional but beneficial).

• Experience integrating applications with Microsoft 365 or Azure cloud services.

• Familiarity with ServiceNow, enterprise ITSM platforms, or workflow orchestration tools.

• Understanding of modern DevOps practices, version control, CI/CD pipelines, or automated deployments.

• Foundational knowledge of AWS cloud services (AWS Cloud Practitioner or higher).

We invest in the lives of our employees, both in and out of the workplace, by providing competitive pay and benefits packages. Benefits offered may include health care, dental, vision, life insurance; 401(k); education assistance; paid time off including PTO, holidays, and any other paid leave required by law. The salary offered will depend on several factors including, but not limited to, relevant experience, skills, education, geographic location, internal equity, business needs, and other factors permitted by law. Posted pay ranges are a general guideline only and are not a guarantee of compensation or salary.

EEO Statement

ASRC Federal and its Subsidiaries are Equal Opportunity employers. All qualified applicants will receive consideration for employment without regard to race, gender, color, age, sexual orientation, gender identification, national origin, religion, marital status, ancestry, citizenship, disability, protected veteran status, or any other factor prohibited by applicable law.

Job Details

Job Family Information Technology

Job Function Software Engineering

Pay Type Salary

Hiring Min Rate 106,915 USD

Hiring Max Rate 180,190 USD