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Net2Source Inc.

Windows Tool Developer

On site

Redmond, United states

Freelance

09-03-2026

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Skills

Communication C# PowerShell Encryption Test Test Automation Architecture Linux Windows Azure C++

Job Specifications

Job Title : Windows Tool Developer /Windows System Engineer

Job Location : Redmond, WA (Onsite)

Job Duration :Long-term Contract(12+ months)

Pay rate: $65/hr on W2 & $70/hr on C2C

Job Description:

Client is looking for highly motivated Windows Systems Tool Developer or Windows Systems Engineer with deep understanding of Windows internal systems and kernel to develop security/encryption based tools for a leading OS Hitech company.

Key Responsibilities:

o System debug windows applications on different targets and identify defects and track them to closure.

o Debug Windows OS on different targets for functionality based on requirement specifications. Investigate, remediate and report defects or issues.

o Maintains defect database and generates defect reports

o Create test cases for software functionality and compatibility

o Maintain records of test scenarios and results

o Windows tool development (test automation tool development)

o Debug source code

What are the Mandatory skills and skill proficiencies required for this position?

o Deep understanding of Windows Internals, system architecture and kernel

o Familiarity with Windows platform level debug Symbol files or PDB files and the process of generating and managing debug symbols

o Prior experience of security analysis in multi-tier enterprise/web applications

o Experience with Windows Debugging using tools like WinDbg

o C++, C#, Microsoft PowerShell,

o Has done certifications in (ISC)2, ISACA.

o Has experience in understanding of IT Security Compliances, Information Systems Security & Privacy.

o Has good Experience in designing Threat Model and identifying security risks.

o Anyone with a CVE (information security vulnerabilities and exposures) or publically disclosed bug

o Windows Patches & Security Updates validation for FIPS 140 evaluation

o Familiar with azure based tools, TFS, VSTS, VSO

o Tool Development (predominantly test automation tools).

o Debugging source code

o Comfortable working in a Microsoft Windows environment, web-based applications, and dealing with hardware and software compatibility issues.

o Excellent analytical and fault isolation skills

o Versatile team player with excellent presentation, communication and inter personal skills

o Experience in defect tracking

What are the Optional skills and skill proficiencies for this position?

o NIST ACVP (Automated Cryptographic Validation Protocol) experience

o Knowledge of Trusted Platform Module

o Exposure to Linux systems and internals will be a big plus

o Experience working with Microsoft in Security Team

Regards,

Vishwajeet Verma

About the Company

Net2Source (N2S) is a global workforce solutions company recognized by SIA as the largest and fastest-growing Total Talent Solutions provider with a presence in 32 countries. and in-house Glo-Cal (global and local) teams to support our clients. We carve out custom talent solutions, keeping People, Process, and Technology as the pillars of making the process simple, robust, and efficient. With over 3,500+ contractors working worldwide, we specialize in Contingent Staffing, RPO, Direct Sourcing, Payroll Solutions (EOR/AOR), ... Know more