Posted Nov 2, 2026

Software System Engineer

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Enterprise Solutions and Management (ESM) is a rapidly growing government contractor that provides strategic IT services that meet mission needs for Defense and Federal customers. We are hiring a Software System Engineer to support an enterprise-level program within a federal environment.

Job Description and Responsibilities

Develops and maintains complex software applications by defining requirements, designing, coding, testing, debugging, and documenting programs. Uses manufacturer-provided engineering releases and utilities to modify and maintain existing applications. Performs operating system maintenance and supports complex systems, including file management routines, large telecommunications networks, computer accounting systems, and advanced mathematical and scientific software. Assists with all phases of software systems programming and evaluates new and existing software products.


Required Knowledge, Skills and Abilities (KSA)


Desired KSA




Minimum Training, Education, and Certifications



Minimum Clearance


Physical Requirements


Additional Requirements


ESM provides equal employment opportunity to all individuals regardless of race, color, creed, religion, gender, age, sexual orientation, national origin or ancestry, disability, genetic information, veteran status, gender identification or any other characteristic protected by state, federal or local law.

5+ years relevant experience; Security+ certification; one Azure certification (AZ-204, AZ-305, or AZ-400); Top Secret clearance; experience with .NET, C#, REST APIs, React, Git, ADO.NET, and DI; physical ability to lift 25 lbs.

Key Responsibilities

Skills & Tools

.NET Framework, C#, REST APIs, React, Git, ADO.NET, Dependency Injection

Job Details

About Enterprise Solutions & Management Corporation

A government contractor providing strategic IT services to defense and federal customers. — Industry: Information Technology