c# Jobs in fairfax, va

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Senior Engineer, Software (R3589)

Shield AI Inc

•

Washington, District of Columbia, USA

Full-time

Founded in 2015, Shield AI is a venture-backed defense technology company with the mission of protecting service members and civilians with intelligent, autonomous systems. Its products include Hivemind Enterprise-EdgeOS, Pilot, Commander, and Forge-as well as V-BAT and Sentient Vision Systems (wide-area motion imaging software). With offices in San Diego, Dallas, Washington, D.C., Abu Dhabi (UAE), Kyiv (Ukraine), and Melbourne (Australia), Shield AI's technology actively supports U.S. and allie
Posted 12 days ago | Updated 9 hours ago

Senior Engineering Manager / Software - Flight Simulation (Onsite)

RTX Corporation

•

Sterling, Virginia, USA

Full-time

Date Posted: 2025-06-27 Country: United States of America Location: HVA34: Sterling, VA 22640 Davis Dr , Sterling, VA, 20164-7104 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret Senior Engineering Manager / Software - Flight Simulation (Onsite) The Simulation & Training Solutions (STS) Software Engineering de
Posted 1 day ago | Updated 9 hours ago

Manager - Business Systems

American Association Of Motor Vehicle Admin.

•

Arlington, Virginia, USA

Full-time

Position Summary: The Manager will assist the Director with the technical management and direction of software development activities including the overall design of new software components, the implementation of industry best practices and standards, the establishment of priorities and the delivery of software products and solutions. This role calls for a go getter who can help grow the team and continue the transition towards cloud native development and deployment. Manager's primary responsi
Posted 58 days ago | Updated 5 hours ago

Secret Cleared Microsoft PowerApps/Dynamics Developer

ALTA IT Services

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Arlington, Virginia, USA

Full-time

Job Title: Secret Cleared Microsoft PowerApps/Dynamics Developer Location: Arlington, VA Type: Contract To Hire Compensation: 130-160K Contractor Work Model: Onsite Security Clearance: Secret clearance is required Job Description: ALTA IT Services is seeking a Microsoft PowerApps/Dynamics Developer! You will join a team that uses PowerApps and Dynamics 365 to develop and deploy applications in our Dynamics/365 environment (Azure GCC). You'll provide software engineering and development support
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Posted 3 days ago | Updated 5 hours ago

Software Engineer - active Top Secret required

General Dynamics

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Washington, District of Columbia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Software Development Job Qualifications: Skills: Microsoft .NET Development, Software Development, Structured Query Language (SQL) Certifications: None Experience: 3 + years of related experience ship Required: Yes Job Description: Deliver simple solutions to complex problems as a SOFTWARE DEVELOPER at GDIT. H
Posted 12 days ago | Updated 9 hours ago

Systems Administrator Senior

General Dynamics Information Technology

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Springfield, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Top Secret Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Information Technology (IT) Systems, Microsoft Windows, Red Hat Enterprise Linux (RHEL) Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Systems Administrator Senior Transform technology into opportunity as a Syste
Posted 10 days ago | Updated moments ago

Systems Administrator Senior

General Dynamics Information Technology

•

Springfield, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Top Secret Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Information Technology (IT) Systems, Microsoft Windows, Red Hat Enterprise Linux (RHEL) Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Systems Administrator Senior Transform technology into opportunity as a System
Posted 10 days ago | Updated 12 hours ago

Systems Administrator Senior

General Dynamics

•

Springfield, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Top Secret Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Information Technology (IT) Systems, Microsoft Windows, Red Hat Enterprise Linux (RHEL) Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Systems Administrator Senior Transform technology into opportunity as a System
Posted 11 days ago | Updated 9 hours ago

Software Technical Lead

Jacobs

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Herndon, Virginia, USA

Full-time

Are you interested in using your skills to help shape the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a Software Technical Lead to join our team of passionate individuals in Herndon, VA. In this role you will support challenging, mission-critical projects that make a direct impact on the Nation's security and intelligence mission. Your Impact: We are seeking a highly skilled Technical Lead to spearhead software development initiatives within our dynamic team. The
Posted 54 days ago | Updated 9 hours ago

Senior Avaya Engineer | Remote | Contract

Walker Healthforce

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Remote

Contract

Senior Software Engineer (AVAYA Integration & Automation, .NET, C#) | Government Clearance Required | 8+ years of Experience | Remote | Contract Walker Healthforce is seeking a Senior Software Engineer with 8+ years of experience to support a healthcare client. Candidates should have a strong background in development w/ direct knowledge of AVAYA automation and integration, .NET technologies, C#, and Microsoft SQL Server. This is a 4-month contract with potential for extensions. START DATE:ASAP
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Posted 29 days ago | Updated 3 days ago

Mid System Software Developer

Booz Allen Hamilton

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Quantico, Virginia, USA

Full-time

Job Number: R0221239 System Software Developer, Mid The Opportunity: As a full-stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you're looking for the chance to not just develop software, but to help create a system that will make a difference, we need you on our team. We're looking for a developer like you with the skills needed to develop software and systems from vision to production-ready. This role is more than just coding. As a
Posted 16 days ago | Updated 9 hours ago

Software Developer - active TS/SCI required

General Dynamics Information Technology

•

Washington, District of Columbia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Software Development Job Qualifications: Skills: Computer Coding, Design, JavaScript Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Deliver simple solutions to complex problems as a SOFTWARE DEVELOPER at GDIT. Here, you'll tailor cutting-edge solutions t
Posted 23 days ago | Updated moments ago

Software Developer

ALTA IT Services

•

Chantilly, Virginia, USA

Full-time

ALTA IT has a Direct Hire position open for a Software Developer. Top Secret with ability to obtain a CI Poly Alexandria, Chantilly or St. Louis Software Developer to provide software maintenance and engineering support under the Foundation Sustainment Services contract. Responsibilities: This role is responsible for Corrective, Adaptive, Preventive, and Perfective maintenance of maritime systems software. This role uses best practices and patterns to perform design, development, and automated t
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Posted 3 days ago | Updated 5 hours ago

Software Developer - active TS/SCI required

General Dynamics Information Technology

•

Washington, District of Columbia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Software Development Job Qualifications: Skills: Computer Coding, Design, JavaScript Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Deliver simple solutions to complex problems as a SOFTWARE DEVELOPER at GDIT. Here, you'll tailor cutting-edge solutions to t
Posted 23 days ago | Updated 4 hours ago

Senior Software Integration Engineering

Accenture LLP

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Chantilly, Virginia, USA

Full-time

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative
Posted 27 days ago | Updated 9 hours ago

MICROSOFT DYNAMICS 365 DEVELOPER

URSI Technologies Inc.

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Remote

Full-time

MICROSOFT DYNAMICS 365 DEVELOPER Baltimore, MD- Remote Duration : 12 months Job description : The individual in this role will work closely with functional consultants, business stakeholders, and other developers to deliver scalable and high-performing business applications that align with organizational goalsThe employee is periodically moving/pushing/transporting 30 poundsRequirements for the Microsoft Dynamics 365 Developer position : Strong understanding of business processes in sales and
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Posted 3 days ago

Software Engineer Staff

Lockheed Martin Corporation

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Herndon, Virginia, USA

Full-time

Job Description Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more - we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We're creating future-ready solutio
Posted 60+ days ago | Updated 9 hours ago

UiPath /RPA Developers / Fort Belvoir, VA

General Dynamics

•

Fort Belvoir, Virginia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Software Development Job Qualifications: Skills: Agile Methodology, Robotic Process Automation, Software Development Life Cycle (SDLC), UiPath (Platform) Certifications: None Experience: 3 + years of related experience ship Required: Yes Job Description: Deliver simple solutions to complex problems as a U
Posted 60+ days ago | Updated 9 hours ago

PowerBuilder Software Development Analyst II

Vastika Inc.

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Remote

Contract

REQUIRED SKILLS PowerBuilder 2019 to 2022 experienceSybase / SQL experienceGood communication skillsAble to give specific examples of things they ve donePersonality that will mesh with mineDemonstrates wanting to do things the right way Nice to have: Local to the Addison office (but will take remote)C# of other object oriented programming experienceConverting from PowerBuilder to c#Thanks & Regards Prashant Awasthi Vastika Inc. 1200 West Walnut Hill Lane, Suite# 2200 Irving, TX 75038 Cell
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Posted 3 days ago

System Integration and Test Engineer, Viasat Government

Viasat, Inc.

•

Germantown, Maryland, USA

Full-time

About us One team. Global challenges. Infinite opportunities. At Viasat, we're on a mission to deliver connections with the capacity to change the world. For more than 35 years, Viasat has helped shape how consumers, businesses, governments and militaries around the globe communicate. We're looking for people who think big, act fearlessly, and create an inclusive environment that drives positive impact to join our team. What you'll do In this role you will be responsible for performing test en
Posted 33 days ago | Updated 9 hours ago