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.NET Application Modernization Consultant — Senior / Pod Lead - Remote Contract Opportunity [ FastWater Staffing ]
Sign up with Clera and we'll reach out the moment a role actually fits you — no more spraying applications into the void.
Contract
Posted 45d ago
~40 hrs/week
Remote in Maryland, United States, Virginia, United States
Responsibilities
Serve as the technical authority for a large-scale .NET modernization initiative, establishing architectural standards and migration patterns. Lead the conversion of enterprise application portfolios from .NET Framework to .NET 8+ while mentoring a team of consultants.
Requirements
Requires expert-level C# and .NET modernization experience, specifically migrating legacy Web Forms, WCF, and WPF applications. Candidates must be U.S. Citizens or Permanent Residents capable of passing a government background investigation.
Full job description
📍 Location: Fully Remote (Maryland, U.S.) 📄 Employment Type: Contract 🚀 Start Date: Immediate 💲 Compensation: TBD — based on skills and experience
Important Screening Requirements
Due to client and clearance requirements, candidates must be U.S. Citizens or U.S. Permanent Residents (Green Card holders) and able to work in the United States without current or future visa sponsorship.
Undergo fingerprinting as part of the onboarding process.
Successfully complete a government background investigation (CJIS-type clearance).
About the Role
We are seeking a .NET Application Modernization Consultant – Senior / Pod Lead to serve as the technical authority for a large-scale .NET modernization initiative. This role combines hands-on engineering leadership with architectural decision-making and technical mentorship.
The successful candidate will own the modernization strategy, establish technical standards, resolve the most complex migration challenges, and guide a team of modernization consultants through the conversion of a large enterprise application portfolio. This individual will be responsible for solving the problems that automated migration tooling cannot address.
Key Responsibilities
Lead the .NET Framework to .NET 8+ modernization strategy across the workstream
Establish technical standards, migration patterns, and quality expectations
Make and document key architectural decisions regarding:
Deep understanding of runtime and Base Class Library (BCL) differences between framework versions
Project & Solution Modernization
Experience converting:
Legacy project formats to SDK-style projects
packages.config to PackageReference
Legacy solutions to multi-targeted architectures
Strong understanding of:
Target Framework Monikers (TFMs)
.NET Standard
Shared library modernization
Configuration Modernization
Experience migrating:
web.config
app.config
ConfigurationManager
To:
IConfiguration
appsettings.json
Options Pattern
ASP.NET Modernization
Extensive experience migrating:
ASP.NET MVC
ASP.NET Web API
To:
ASP.NET Core
Kestrel
ASP.NET Core Middleware Pipeline
Experience replacing legacy dependency injection frameworks such as:
Unity
Autofac
Ninject
StructureMap
With:
Microsoft.Extensions.DependencyInjection
Strong understanding of:
Global.asax to Program.cs migration
Startup modernization
HttpContext API changes
Legacy API & Framework Remediation
Experience modernizing or replacing:
BinaryFormatter
.NET Remoting
AppDomain-based implementations
System.Drawing.Common workloads on Linux
System.Runtime.Caching
Legacy WCF clients
Including modern alternatives such as:
ImageSharp
SkiaSharp
IMemoryCache
IDistributedCache
CoreWCF
gRPC
REST-based service architectures
Specialized Modernization Challenges
Distributed Transactions & DTC Modernization
Experience redesigning TransactionScope and MSDTC-based systems
Strong understanding of:
Saga patterns
Outbox patterns
Idempotency
Eventual consistency
ASP.NET Web Forms Modernization
Experience migrating or rewriting Web Forms applications using:
Razor Pages
ASP.NET MVC
Blazor
WPF Modernization
Experience assessing modernization strategies for WPF applications
Ability to evaluate options including:
Retention on Windows
Migration to web technologies
Avalonia
.NET MAUI
NuGet & Dependency Modernization
Experience replacing unsupported or incompatible NuGet packages
Ability to analyze and reverse-engineer private package dependencies when source code is unavailable
T4 Template Modernization
Experience converting T4-based solutions to:
Roslyn Source Generators
Mono.TextTemplating
Alternative modern code-generation approaches
Tooling & Delivery Experience
Hands-on experience with:
.NET Upgrade Assistant
AWS Porting Assistant for .NET
try-convert
.NET API Portability Analyzer (apiport)
Git
Azure DevOps
GitHub Actions
Automated build, test, and deployment pipelines
Additional experience with:
Linux-targeted .NET workloads
Containerization concepts and deployment considerations
Preferred Qualifications
AWS Certifications
Experience modernizing large monolithic enterprise applications
Experience decomposing monolithic architectures into modern services
Prior AWS Transformation Framework (ATF) or comparable modernization program experience
Experience leading large-scale enterprise application modernization initiatives
Ideal Candidate
The ideal candidate is a hands-on modernization leader who has successfully delivered complex .NET Framework-to-.NET modernization programs at scale. They are equally comfortable making high-impact architectural decisions, solving difficult migration challenges, and mentoring engineering teams through the modernization journey while maintaining delivery quality and functional parity.
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We specialize in supporting growing businesses. Our HIKINEX agents are sourced, trained, and promoted to seamlessly integrate into businesses of all sizes across a wide range of industries. We are passionate about our clients and strive to deliver an unparalleled experience.
As a result, our employees are highly trained, our services are fully scalable, and our monthly plans are commitment-free. We invest heavily in our clients, and our processes are designed to demonstrate our commitment to their success.
Your team at HIKINEX is committed to helping you succeed.
Offices: 236 W Portal Ave, 390, San Francisco, California 94127, US
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Based on 4795 listings with disclosed salaries, most engineering jobs in Maryland pay between $87k–$211k per year. Individual offers vary with seniority, company size, and specialization.
How many Engineering jobs are open in Maryland right now?
There are currently 6,459 open engineering positions in Maryland listed on Clera. New openings are added daily as companies post roles.
Which companies are hiring for Engineering roles in Maryland?
Companies currently hiring include Northrop Grumman, Northrop Grumman Mission Systems, Inc., Leidos, Johns Hopkins Applied Physics Laboratory, CACI International Inc, among others. Browse the listings above to see every active employer.
Are there remote or hybrid Engineering jobs in Maryland?
Yes — 1286 of the 6459 open engineering positions offer remote or hybrid work (281 remote, 1005 hybrid).
How do I apply for Engineering jobs in Maryland?
Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.