Sr .Net Developer

Alpha Omega; Vienna (VA); On-site; USD 115,000 - 150,000; Full time

Benefits offered by this job

PTO including paid parental and bereavement leave

Health and Dental Insurance

401(k) plan with employer match

Annual Tuition & Professional Development Reimbursement

Job summary

Alpha Omega is seeking a highly skilled Sr .Net/Classic ASP Developer for a remote position on a Federal project. The ideal candidate has over 7 years of experience with Microsoft legacy environments and strong client-facing skills. Candidates must possess US citizenship due to the nature of the work. The role includes complex application development and providing Tier 3 support. Salary ranges from $115,000 to $150,000, with additional benefits including health insurance and a 401(k) plan.

Qualifications

• 7+ years of experience in Microsoft legacy environment, ASP (Classic/Native), VB.NET.
• Experience with Azure cloud environment and SQL Server.
• Excellent verbal and written communication skills.

Responsibilities

• Support mission-critical complex large-scale application development.
• Provide Tier 3 support for public-facing applications.
• Participate on an agile O/M team.

Skills

Communication

Client-facing skills

Problem-solving

Time management

Attention to detail

Education

BS/BA in Computer Science or similar

Tools

Microsoft SQL Server

Azure DevOps

GitHub Enterprise

IIS Server

VB.NET

Job description

Job Title and Location

Sr .Net/Classic ASP Developer (Remote) – Public Trust clearance required for US citizenship.

Alpha Omega is seeking a highly skilled Sr .Net ASP Developer / Classic ASP Developer for a remote position on one of our prime Federal projects in Arlington, VA. Ideal candidate has previous experience working with federal and large commercial clients, financial, insurance and banking sectors with a strong emphasis on user experience, usability, client interaction, customer satisfaction, and a clear understanding of new and emerging technologies.

Key Responsibilities

• Support mission‑critical complex large‑scale application development and maintenance.
• Provide Tier 3 support for public‑facing applications.
• Design and develop quick prototypes.
• Develop documentation throughout the software development life cycle.
• Upgrade, configure, and debug existing systems.
• Provide development support on‑premises application.
• Participate on an agile O/M team.
• Revise, update, refactor, and debug code.
• Serve as an expert on applications and provide technical support.

Education

• BS/BA in Computer Science, Information Systems Management, or similar degree.

Required Experience / Skills

• US citizenship; federal agency requires US citizenship.
• Proficient communication, facilitation, mediation, and verbal and written communication skills demonstrated upon interview.
• Client‑facing skills are required.
• 7+ years of experience in Microsoft legacy environment, ASP (Classic/Native), VB.NET, DLLs, COM+.
• Experience with Azure cloud environment, IIS Server on VMs.
• Experience with Active Directory, ADFS and Azure Entra.
• Experience with GitHub Enterprise, Azure DevOps, Microsoft TFS and CI/CD pipelines.
• Must have experience with SQL Server.
• Must have experience with Stored Procedures and SSIS Packages.
• High attention to detail with ability to follow detailed Standard Operating Procedures.
• Strong analytical and problem‑solving skills in solving complex business issues.
• Excellent time management and task prioritization skills.
• Excellent verbal and written communication skills.

Preferred Qualifications

• Full‑stack development experience.
• Experience working directly with technical and business teams.
• Experience with Java and Spring Boot is a plus.
• Knowledge of SDLC, IT governance and operations.
• Comprehensive knowledge of hardware, software, and application dependencies.

Salary and Benefits

The likely salary range for this position is $115,000 - $150,000. This is not a guarantee of compensation. Multiple factors are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications, and competencies that align to the specified role, education, and certifications as well as contract provisions regarding labor categories that may fall outside of this range.

Benefits include:

• PTO including paid parental, military, and bereavement leave.
• Eleven (11) paid Federal holidays, five of which are floating holidays.
• Health and Dental Insurance (including 100% employer paid premiums for employee coverage under the HDHP health plan).
• Life Insurance, STD/LTD term disability coverage, with employer paid premiums.
• 401(k) plan with a match that is 100% vested after two years of service.
• FSA/DFSA/HSA flexible benefit plans.
• Annual Tuition & Professional Development Reimbursement benefit.

Application Deadline

July 15, 2026

Equal Employment Opportunity Statement

Alpha Omega Integration, LLC (Alpha Omega) is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.