.NET Security Architect

HTC Global; Columbia (SC); Híbrido; USD 120.000 - 180.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Hybrid and Workplace flexibility

Work-Life Balance

Career development plan

Rewards & Recognition program

L&D focuses on upskilling

Hands-on experience on emerging tech

Career Mobility programs

Descripción de la vacante

HTC Global Services is seeking a Senior .NET Security Architect to lead secure enterprise application design, development, and testing in a security-focused environment. The role combines C#/.NET development, application security, and penetration testing across web, desktop, and console apps.

You will collaborate with stakeholders, analysts, DBAs, and IT teams to implement secure code, architecture models, and deployment procedures, while contributing to secure SDLC practices and disaster

Formación

• 11+ years of experience with C# and .NET development.
• 11+ years of experience with penetration testing.
• 10+ years of experience with state government.
• 11+ years of experience with full-stack MVC web development.
• 11+ years of experience with secure database design and administration.
• 11+ years of experience with Active Directory programming.
• 11+ years of experience with business continuity and disaster recovery.
• Bachelor's degree in Information Technology Systems, Computer Science, or a related field.

Responsabilidades

• Analyze project requirements and recommend appropriate technical approaches, tools, and methodologies.
• Design, develop, test, debug, and deploy secure enterprise applications using C#/.NET 10, including web, desktop, and console applications.
• Develop penetration testing tools and systems using C#/.NET 10.
• Develop and maintain enterprise application architecture models, component structures, and architecture frameworks.
• Prepare detailed technical specifications and system design documentation, including diagrams and deployment plans.
• Design enterprise apps for secure DISA STIG environments.
• Develop automated just-in-time provisioning (JITP) solutions for user onboarding and offboarding.
• Implement application hardening and data protection for secure server deployments.
• Use open-source and enterprise penetration testing tools to test complete systems and produce reports.
• Conduct application testing and debugging before production deployment and support UAT.
• Provide technical guidance and mentoring for vulnerability analysis and remediation.
• Review SDLC phases to verify compliance with standards.
• Collaborate with network, database, and support teams to ensure cohesive design.
• Support secure database design, AD programming, business continuity, and DR activities.
• Produce deployment docs, support procedures, progress reports, and updates for management.

Conocimientos

C# / .NET

Penetration testing

Enterprise security architecture

MVC Web development

Active Directory programming

Secure database design

Educación

Bachelor's degree in IT / CS or related field

Herramientas

Azure DevOps

Penetration testing tools

DISA STIG environments

Descripción del empleo

Location: Columbia (SC) | Employment Type: Full Time - 40 hours per week | Job Level: T3 | Work Preference: Hybrid | Job Code: 245778

Job Description:

Job Title :Senior .NET Security Architect – C#, Penetration Testing & Enterprise Applications

Position Overview

Work on the architecture, development, testing, and deployment of secure enterprise applications in a complex, security-focused environment. This role combines senior-level C#/.NET development, application security, penetration testing, and enterprise architecture with technical documentation and secure infrastructure support.

You will collaborate with business stakeholders, application and systems analysts, database administrators, network administrators, and technical support teams to design secure, high-performance, maintainable applications. The position also involves developing penetration testing tools, supporting vulnerability remediation, documenting architecture and deployment procedures, and contributing to secure software development life cycle practices.

What You'll Do / Key Responsibilities

Analyze project requirements and recommend appropriate technical approaches, tools, and methodologies.

Design, develop, test, debug, and deploy secure enterprise applications using C#/.NET 10, including web, desktop, and console applications.

Develop penetration testing tools and systems using C#/.NET 10.

Develop and maintain enterprise application architecture models, component structures, and architecture frameworks.

Prepare detailed technical specifications and system design documentation, including workflow models, class diagrams, interaction diagrams, component diagrams, and deployment diagrams.

Design enterprise applications for highly secured, multi-firewall DISA STIG environments.

Develop automated just-in-time provisioning (JITP) solutions for user onboarding and offboarding.

Implement application hardening and data protection for secure server deployments.

Use open-source and enterprise penetration testing tools to test complete systems and produce fully documented penetration testing reports.

Conduct application testing and debugging before production deployment and provide support during user acceptance testing (UAT).

Provide technical guidance and mentoring for vulnerability analysis and remediation.

Review software development life cycle phases to verify compliance with applicable web application development standards.

Collaborate with network administration, database administration, and technical support teams to ensure cohesive system design and resolve technology issues.

Support secure database design and administration, Active Directory programming, business continuity, and disaster recovery activities.

Produce deployment documentation, support procedures, progress reports, and technical updates for management and business stakeholders.

Support server infrastructure stability through monitoring, maintenance, troubleshooting, optimization, and equipment and software upgrades.

Communicate effectively with technical professionals and stakeholders, manage multiple priorities, respond to support tickets, and contribute to process improvements.

Follow information security guidelines and perform other related duties and special projects as assigned.

Required Qualifications

11+ years of experience with C# and .NET development.

11+ years of experience with penetration testing.

10+ years of experience with state government.

11+ years of experience with full-stack MVC web development.

11+ years of experience with secure database design and administration.

11+ years of experience with Active Directory programming.

11+ years of experience with business continuity and disaster recovery.

Bachelor's degree in Information Technology Systems, Computer Science, or a related field.

Preferred Qualifications

Experience with projects involving PCI, NIST, and/or Pub1075 security implementations or audits.

Experience with projects involving DISA STIG.

Experience with firewalls and load balancers.

Experience with vulnerability remediation.

Experience with Azure DevOps.

At least one of the following certifications:

Penetration testing certification

CompTIA Security+

Additional Skills

Strong verbal and written communication skills.

Ability to work effectively in a team development environment.

Technical documentation and system architecture skills.

Ability to communicate with technical teams, management, and business stakeholders.

Strong analytical, organizational, and problem-solving skills.

Ability to manage multiple tasks, prioritize issues, provide timely status updates, and contribute to continuous process improvement.

Pre-Employment Checks

Employment is subject to the applicable checks specified for the engagement, including:

Nationwide criminal history checks covering federal, state, and county records for jurisdictions where the candidate has resided during the preceding seven years, including applicable countries where relevant.

Credit history check.

E-Verify employment verification in accordance with the applicable FAR E-Verify requirements.

South Carolina tax history review, with contractors required to be current on tax filings and payments.

What Makes HTC A Great Place To Build Your Future

HTC Global Services wants you to join our team. Come build new things with us and advance your career. At HTC Global, you’ll collaborate with experts, work alongside clients, and be part of high-performing teams driving success together. You’ll have long-term opportunities to grow your career and develop skills in the latest emerging technologies.

At HTC Global Services, our employees have access to a comprehensive benefits package. Benefits can include Group Health (Medical, Dental, and Vision), Paid Time Off, Paid Holidays, 401(k) matching, Group Life and Disability insurance, Professional Development opportunities, Wellness programs, and a variety of other perks.

Our success as a company is built on inclusion and diversity. HTC Global Services is committed to providing a workplace free from discrimination and harassment, where every employee is treated with dignity and respect. We celebrate differences and believe that diverse cultures, perspectives, and skills drive innovation and success. HTC is an Equal Opportunity Employer and a proud National Minority Supplier. We seek to empower each individual, fostering an environment where everyone feels valued, included, and respected.

#SeniorDotNetArchitect #DotNetSecurityArchitect #CSharp #DotNet10 #DotNetDevelopment #PenetrationTesting #ApplicationSecurity #FullStackDevelopment #MVCWebDevelopment #EnterpriseArchitecture #SecureDatabaseDesign #DatabaseAdministration

At HTC Global Services, our culture is an embodiment of who we are – a value-led organizationcommitted to success of our people and customers.

• Hybrid and Workplace flexibility
• Work-Life-Balance
• Well-defined career development plan
• Rewards & Recognition program
• L&D focuses on upskilling
• Hands-on experience on Emerging Technologies and Digital Transformation
• Career Mobility programs

Join Our Talent Community

Tell us about yourself, and we will keep you informed about opportunities that match your interests.