Windows Administrator jobs in Missouri

Remote or Irvine, California

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Today

Title: System Administrator Location: Irvine, CA (Resource can work remote or onsite) Job Type: 9 Months Contract with possible extension Basic Qualifications Bachelor s degree in Information Technology or related field preferred.Minimum 6 years as a primary administrator for:Windows and Linux serversVMwareActive DirectoryM365/Entra IDAt least 1 year of experience in network administration or engineering.Hands-on experience with AWS and Adobe AEM preferred.Strong analytical, troubleshooting, and

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Contract

Depends on Experience

Senior Windows Sustaining Engineer (Kernel/Mode Development)

Remote

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Today

We are unable to sponsor as this is a permanent full-time role Fully Remote A prestigious company is looking for a Senior Windows Sustaining Engineer. This engineer will focus on kernel-mode and user-mode code development. This role requires experience with the following: C++, Win32 APIS, NT kernel internals, Windows NT, Rust, and SQL statements. Responsibilities: Develops prototypes for new featuresContributes to functional specifications and project plans for new product featuresWrites high qu

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Full-time

$180,000 - $220,000

Windows Automation Engineer

Remote

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Today

Job ID: 2600170 Location: REMOTE WORK, DC, US Date Posted: 2026-01-08 Category: Software Subcategory: SW Testing Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: Yes Description SAIC is seeking a Windows Automation Engineer to join our team in support of the Department of the Air Force's (DAF) Advanced Battle Management System (ABMS) Digital Infrastructure Process

Full-time

USD 120,001.00 - 160,000.00 per year

Help Desk Support Specialist

Hybrid in St. Louis, Missouri

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23d ago

NO C2C or 3rd PARTY REFERRALS Position Title: Systems Support Specialist Intermediate Schedule: 40 hours/week | Hybrid (4 days onsite, 1 day remote) Type: 6-Month Contract-to-Hire About the Role We are seeking a Systems Support Specialist (Intermediate level) to join our IT team supporting a Financial Firm. This individual will play a critical role in providing high-quality, professional technical support to both local and remote employees, including senior executives. The ideal candidate will b

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Contract

Depends on Experience

C++ Coder - Windows NT Internals - Kernel mode / User mode - Develop Security Products

Remote

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9d ago

NO SPONSORSHIP - NO OPT Senior Windows Sustaining Engineer - C++ kernel Mode / User Mode Development SALARY: $180k-220k, 10% bonus, and pre IPO stock. LOCATION: remote SELLING POINTS: kernel mode and user mode code development write code that transforms messages possesses data interfaces and components in different languages and interacts with APIs high-quality code in C++ windbg in both user mode and kernel mode identify bottlenecks in windows performance analyzer experience in Rust or desire t

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Full-time

$180,000 - $220,000

Office 365/Endpoint Engineer

Remote

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Yesterday

Office 365 / Endpoint EngineerContract Opportunity (90 Days + Potential Extension) OverviewWe are looking for a versatile Office 365 / Endpoint Engineer to support a critical Microsoft Teams and endpoint reliability initiative within a large-scale enterprise environment. This is a 90-day contract engagement, with the possibility of extension, centered on diagnosing and resolving intermittent Microsoft Teams performance issues impacting a wide user population. The ideal candidate is a hands-on en

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Contract, Third Party

Depends on Experience

Ansible & PowerShell Expert

Remote

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8d ago

We are seeking an experienced Automation Engineer with strong expertise in Ansible and PowerShell scripting to streamline and automate infrastructure management tasks. The ideal candidate will be responsible for developing, maintaining, and optimizing automation workflows and deployment processes across Windows environments. Key Responsibilities: Develop and maintain automation scripts using Ansible and PowerShell. Manage and automate server configurations, deployments, and updates. Collaborate

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Contract

Depends on Experience

Infrastructure Engineer

Hybrid in Maryland Heights, Missouri

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9d ago

Job DescriptionGeneral Overview: Responsible for maintaining infrastructure for business units. Plans, designs, implements, maintains endpoint management solutions and devices under the direction of the Infrastructure Director and Infrastructure Architect Manager. Responsible for backup & recovery, monitoring, administering and securing infrastructure assets and solutions. Familiarity / expertise with two or more technologies such as endpoint management, networking, data center/Azure Cloud, and

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Full-time

90,000 - 100,000

Software Engineer (Windows / Mac / Linux) | $100/hr Remote

Remote or Hybrid

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7d ago

Position: Software Expert (Operating System) Type: Hourly contract Compensation: Upto $100/hour Location: Remote Commitment: Flexible hours Role Responsibilities Record screen sessions demonstrating operating system workflows with clear verbal narration. Annotate screenshots by drawing precise bounding boxes around relevant UI elements. Follow staging instructions to set up specific interface states prior to recording. Use provided tools to capture workflows accurately and consistently. Ensure

Contract

Compensation information provided in the description

WebSphere/Liberty Administrator

Remote

•

Yesterday

This remote technical engineering role involves managing and optimizing web systems, primarily focusing on WebSphere application environments. The position requires a senior-level engineer responsible for performance tuning, system administration, and troubleshooting critical issues within a Windows-based infrastructure. Candidates should possess extensive experience in web application deployment, server management, and performance analysis, ensuring efficient and reliable web operations across

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Third Party, Contract

Depends on Experience

Windows Endpoint Engineer

Remote

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Today

Job Number: R0234386 Windows Endpoint Engineer The Opportunity: Are you looking for an opportunity to utilize your Windows endpoint engineering skills? With modern endpoint management technologies, you will improve the management, reporting, and analytics of an endpoint fleet consisting of 30k physical endpoints and help us expand our use of virtual endpoints. We are looking for a highly experienced Windows desktop operating system engineer that is familiar with SCCM and Intune co-management o

Full-time

USD 86,800.00 - 198,000.00 per year

Senior Test Automation Engineer - Windows Endpoint Agent

Remote

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9d ago

Senior Test Automation Engineer Windows Endpoint Agent Salary: open + bonus + stock Location: Remote in the United States *We are unable to provide sponsorship for this role* Qualifications Development experience in Python using the Pytest frameworkExperience testing Windows endpoint agent applicationsKnowledge of the Windows Security ModelExperience with Windows performance testing and benchmarkingExperience with communications channels such as RESTful API and gRPCAbility to troubleshoot Window

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Full-time

Depends on Experience

Windows/C# /WinForms/WPF/SCCM/Intune

Remote

•

Yesterday

Position: SeniorWindows/C# /WinForms/WPF/SCCM/Intune Location; Dallas, Texas (Hybrid/ Remote / Full Time) Duration: Full Time 10+ Years Job Title:SeniorWindows Developer (C# / Windows OS / WPF) Location:Remote or On-site Location, McKinney Texas Employment Type:Full-Time Department:Software Development Job Description: We are seeking a skilledWindows Developerwith hands-on experience building and maintaining products that run on the Windows platform. The ideal candidate has strong C# programming

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Full-time, Third Party

$100,000 - $120,000

Offensive Security Engineer

Remote

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Yesterday

Experience: 14+ Years Hands-on Experience on AI Red Team experience is Mandatory Primary Responsibilities: Participate in the planning, design and implementation of assessments and plans Perform full scope adversarial simulation/red team assessments against AI systems Work with the Blue Team in order to develop new and improved ways to defend the organization Prepare reports containing attack paths, findings/vulnerability information, and mitigation options and recommendations Present findings t

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Contract

65+

Identity and Access Management (IAM) Engineer

Remote

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15d ago

Job Description: Provide user account life cycle management, including creating, provisioning, securing, and inactivation of access,.Collaborate with corporate IAM team in integrating IAM for applications and Infrastructure componentsPerform periodic access review and certifications.Engineer and implement IAM solutions for Infrastructure components,Onboard and maintain privileged accounts to vaults like CyberArk etc.,Engineer solutions in Sail Point for access management and review.Review and Ma

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Contract

Depends on Experience

Senior Aternity Engineer - End User System Monitoring - REMOTE

Remote or South Burlington, Vermont

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Today

Truestone, an Akima company, is currently seeking to add a Senior Aternity (End-User System Monitoring) Engineer to the team who will manage an Aternity platform in a government environment. The Aternity platform is a critical platform to monitor, analyze, and optimize end-user devices and application performance. Aternity focuses on improving the employee experience by analyzing data trends, collecting data through monitoring agents, and collaborating with IT teams to resolve performance incide

Full-time

USD 125,000.00 - 132,000.00 per year

Senior Software Engineer, Windows/Desktop Applications - Independence, USA

Independence, Missouri

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Today

Mission The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify's text-to-speech products to turn whatever they're reading - PDFs, books, Google Docs, news articles, websites - into audio, so they can read faster, read more, and remember more. Speechify's text-to-speech reading products include its iOS app, Android App, Mac App, Chrome Extension, and Web App. Google recently named Speechify the Chrome Extension of the Year and

Full-time

USD 140,000.00 - 200,000.00 per year

Senior Software Engineer, Windows/Desktop Applications - St. Louis, USA

St. Louis, Missouri

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Today

Full-time

USD 140,000.00 - 200,000.00 per year

Senior Software Engineer, Windows/Desktop Applications - Springfield, USA

Springfield, Missouri

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Today

Full-time

USD 140,000.00 - 200,000.00 per year

Senior Software Engineer, Windows/Desktop Applications - Lee's Summit, USA

Lee's Summit, Missouri

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Today

Full-time

USD 140,000.00 - 200,000.00 per year

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Windows Administrator jobs in Missouri, USA