Senior Software Engineer – Government

AT&T

. Perform detailed design, documentation, coding, code optimization, unit testing, code deployment, and code improvements for desktop and web-based solutions on Microsoft platforms .

Posted 10/6/2026full-timeColumbia • Maryland • United StatesSenior💰 $108,000 - $210,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in software development using Microsoft technologies, including .NET, ASP.NET, and C#. Proficient in ensuring compliance with USG Information Assurance and Information Security standards while maintaining enterprise IT systems.

Highest-signal resume keywords

Microsoft .NET TechnologiesC# ProgrammingPython ProgrammingActive TS/SCI ClearanceSoftware Development Lifecycle

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Software DevelopmentCode OptimizationUnit TestingCode DeploymentCustom Software Development

Tools & Technologies

ASP.NETMicrosoft Platforms

Certifications & Qualifications

Bachelor’s Degree in Related FieldActive TS/SCI with Poly

Industry Keywords

Information AssuranceInformation SecurityEnterprise IT Systems

Tech Stack

Tools & technologies

ASP.NETPythonTypeScript.NET

About the role

Key responsibilities & impact

Perform detailed design, documentation, coding, code optimization, unit testing, code deployment, and code improvements for desktop and web-based solutions on Microsoft platforms
Develop and maintain software using Microsoft technologies (.NET, ASP.NET, C#, etc.) for internal business/proprietary software products
Perform custom software development when a commercial solution is unavailable
Ensure all software code complies with USG Information Assurance (IA) and Information Security (INFOSEC) standards
Maintain, document, and administer enterprise IT systems

Requirements

What you’ll need

Bachelor’s degree in related field
8 years of relevant experience
Active TS/SCI with poly
Understanding and knowledge of Microsoft .NET technologies
Understanding and knowledge of Python
Understanding and knowledge of C#

Benefits

Comp & perks

Medical/Dental/Vision coverage
401(k) plan
Tuition reimbursement program
Paid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays)
Paid Parental Leave
Paid Caregiver Leave
Additional sick leave beyond what state and local law require may be available but is unprotected
Adoption Reimbursement
Disability Benefits (short term and long term)
Life and Accidental Death Insurance
Supplemental benefit programs: critical illness/accident hospital indemnity/group legal
Employee Assistance Programs (EAP)
Extensive employee wellness programs
Employee discounts up to 50% off on eligible AT&T mobility plans and accessories, AT&T internet (and fiber where available) and AT&T wireline phone