. NET Specialist – Software Engineering

Transamerica

. Set technical direction and lead architecture, design, development, deployment, and operational support of business-critical Windows Services using C# and .NET Framework 4.8 .

Posted 10/9/2026full-timeUnited StatesMid-LevelSenior💰 $141,000 - $165,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in C# and .NET Framework for developing and supporting Windows Services, with a strong focus on multithreading, concurrency, and SQL Server performance optimization. Capable of leading architectural decisions, mentoring teams, and establishing technical standards across projects.

Highest-signal resume keywords

C# ProgrammingMultithreading ExpertiseSQL Server EngineeringWindows Services DevelopmentORM Frameworks (LLBLGen, Entity Framework)

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

C#MultithreadingConcurrencySQL ServerWindows ServicesORM (LLBLGen, Entity Framework)Service-Oriented ArchitectureDependency InjectionRDBMS DesignExecution Plan Analysis

Soft Skills

Analytical SkillsProblem-SolvingCommunicationTime ManagementTeam Collaboration

Tools & Technologies

Visual StudioGit/BitbucketSQL Server Management StudioNUnitBuild/Deployment Pipelines

Industry Keywords

Software EngineeringTechnical DirectionArchitecture DesignOperational SupportTechnical Standards

Tech Stack

Tools & technologies

Entity FrameworkRDBMSSQL.NET

About the role

Key responsibilities & impact

Set technical direction and lead architecture, design, development, deployment, and operational support of business-critical Windows Services using C# and .NET Framework 4.8
Serve as subject-matter expert for multithreaded application design and resolve complex synchronization and thread-lifecycle issues
Diagnose and resolve high-impact production issues involving concurrency, stability, performance, memory usage, and resource contention
Establish self-managing service patterns, including startup validation, orchestration and worker-thread models, heartbeat monitoring, dead-thread recovery, escalation thresholds, and visible blocked states
Define transaction-integrity models with dead-letter handling and recoverable, replayable processing
Provide technical authority for SQL Server design and performance, including execution plans, indexing, isolation levels, concurrency, deadlocks, connection resiliency, and bounded-memory data access
Establish data-access architecture and standards using LLBLGen or comparable ORM frameworks
Define deployment, configuration, monitoring, and operational practices for Windows Services
Design application-owned observability with health, backlog, queue-depth, and end-to-end traceability visibility
Create and govern technical standards, reusable patterns, reference designs, runbooks, and documentation across teams
Influence product, architecture, engineering, and support stakeholders on technology decisions
Lead design and code reviews for high-risk work and mentor senior developers and technical professionals
Resolve ambiguous cross-functional technical challenges and provide recommendations to technology leadership
Anticipate technology risks and modernization needs, define improvement strategies, and lead adoption of tools and frameworks

Requirements

What you’ll need

Bachelor's degree in computer science, information systems, math, engineering, or another technical field, or equivalent experience
Six years of professional software engineering experience with substantial depth in C# and the .NET Framework (4.x)
Deep hands-on multithreading and concurrency expertise, including Monitor, lock, volatile, Interlocked, ManualResetEvent/AutoResetEvent, deadlocks, race conditions, and resource contention
Production experience building and operating Windows Services, including ServiceBase, Service Control Manager, InstallUtil/ProjectInstaller, OnStart/OnStop lifecycle correctness, and Windows Event Log
Proven experience diagnosing and permanently resolving intermittent production failures, service hangs, memory exhaustion, and stability issues
Five years of advanced SQL Server engineering experience, including transactions, isolation levels, concurrency, deadlock prevention/retry/resolution, execution-plan analysis, indexing, and connection resiliency
Strong understanding of relational design, RDBMS, normalization, and star/Kimball reporting models
Experience with LLBLGen or a comparable ORM such as Entity Framework
Expertise with Visual Studio, Git/Bitbucket, SQL Server Management Studio, NUnit or comparable tools, and build/deployment pipelines
Knowledge of service-oriented architecture, dependency injection, OOD/OOP, and separation of concerns
Ability to operate independently, make and document engineering decisions, verify work against requirements, and improve code and documentation
Analytical and problem-solving skills; ability to present technical information to all organizational levels
Ability to prioritize workload and meet tight deadlines independently and as part of a team
Applicants must be authorized to work for any employer in the U.S.; visa sponsorship is unavailable

Benefits

Comp & perks

Annual bonus based on the Company Bonus Plan/Individual Performance
Pension Plan
401k Match
Employee Stock Purchase Plan
Tuition Reimbursement
Disability Insurance
Medical Insurance
Dental Insurance
Vision Insurance
Employee Discounts
Career Training & Development Opportunities
Paid Time Off starting at 160 hours annually for employees in their first year of service
Ten (10) paid holidays per year
Be Well Company holistic wellness program, including Wellness Coaching and Reward Dollars
Paid parental leave of fifteen (15) days per calendar year for eligible employees with at least one year of service
Adoption Assistance
Employee Assistance Program
Back-Up Care Program
PTO for Volunteer Hours
Employee Matching Gifts Program
Employee Resource Groups
Inclusion and Diversity Programs
Employee Recognition Program
Referral Bonus Programs