Microsoft Windows Administration jobs in Greenville, TX

Remote

•

2d ago

Role Summary This position involves leading Windows Digital Services projects within a dynamic cloud and enterprise environment. The technical lead will drive modernization efforts, implement best practices in DevSecOps, and coordinate cross-functional teams to ensure reliable and secure Windows and cloud infrastructure. The role requires a strategic thinker with extensive experience in enterprise Windows administration, AWS solutions, and containerized applications. Responsibilities Manage, co

Easy Apply

Contract, Third Party

Depends on Experience

Senior Specialist, Systems Engineer - Information Security

Greenville, Texas

•

Today

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers? mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trust

Full-time

Senior Integration Developer - Oxalis

Remote

•

6d ago

Are you anengineeringmindedconsultant who loves diving into messy infrastructures, building whatdoesntexist, and helping clients navigatemissioncriticaltransformations? If so, read on! About Us Ifitshigh-stakes, high-security, orhighly complexOxalis is built for it.Werea consulting and technology partner for the organizations that keep the world running: life sciences, shipyards, government agencies, health systems, aerospace programs, and manufacturers with missions too critical to fail. We se

Full-time

105,000 - 140,000

Senior Technical Support Analyst

Remote or Lisle, Illinois

•

Today

Position Overview The Senior Technical Support Analyst provides expert diagnostic and repair support to International & IC Bus dealers, body builders, and other approved customers across one or more technical support lines of business, including Powertrain, Chassis / Electrical / Zero Emissions, and Vehicle Programming. This role supports highly technical product concerns through case files, phone calls, and remote support sessions. The analyst helps technicians resolve issues efficiently, docu

Full-time

Senior Specialist, Systems Engineer - Information Security

Greenville, Texas

•

Today

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trus

Full-time

Senior System Analyst

Remote

•

3d ago

Job Title: Senior System Analyst Location: Tulsa, OK Type: Contract To Hire Compensation: $26.00-29.00/hour Work Model: Remote offsite Hours: 40.0 Security Clearance: Not specified Work Schedule:Thu, Fri, Sat, every other Wed - 7:00p-7:00a Responsibilities Monitor AppWorx, Orion, Email and other applications as needed Troubleshoot and triage all alerts appropriately Communicate and collaborate via email and telephone with SMEs, app teams, infrastructure teams, and leadership as needed Communi

Easy Apply

Contract

Depends on Experience

Global Security Engineer Offensive Operations (Remote or Onsite)

Remote or Stamford, Connecticut

•

Today

Crane Company is seeking an Information Security professional to join its Global Information Security Team. This role involves supporting the company's global information security program through exploitative testing for context-based risk analysis. The ideal candidate will possess proficiency in penetration testing methodologies and platforms, scripting and programming used for security testing, attacker tradecraft, and a strong understanding of system and network administration. Prior experien

Full-time

Lead Software Engineer

Remote

•

Today

About Us: Datacor is the leading provider of software solutions, including ERP, CRM, Asset Tracking, Simulation and Formulation, to the process manufacturing space. We are on a mission to better equip the industry with software solutions and move it forward by building thoughtful, intuitive products that solve our customers' most difficult problems. We are passionate about serving our customers and helping them use data as a competitive advantage. Our customers make products that extend and su

Full-time

Cloud Infrastructure Engineer

Remote

•

Today

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: NACI (T1) Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Cloud Infrastructure Services, Cloud Security, Linux System Administration, Windows System Administration Certifications: None Experience: 8 + years of related experience ship Required: No Job Description: GDIT is looking for a Cloud Infrastructure Engineer to

Full-time

USD 129,813.00 - 161,000.00 per year

IT Operations Specialist

Remote

•

Today

Who We Are: Alpaca is a US-headquartered, global leader in agent-first brokerage infrastructure for stocks, ETFs, options, crypto, fixed income, 24/5 trading, and more. Amongst our subsidiaries, Alpaca is a licensed financial services company, serving hundreds of financial institutions across 40 countries with our institutional-grade APIs. This includes broker-dealers, investment advisors, wealth managers, hedge funds, and crypto exchanges, totalling over 10 million brokerage accounts. Our gl

Full-time

Senior Software Engineer: Site Reliability Engineering

Remote

•

Today

At Jack Henry, we're more than a technology company, we're a force for good in financial services. We're redefining how community banks and credit unions connect with the people they serve. Our mission is rooted in people inspired innovation, empowering financial institutions to deliver seamless, secure, and human centered experiences. We deliver cutting-edge solutions that are paving the way for the next generation of digital banking and payments, but our true impact begins with our associates.

Full-time

Lead, Systems Engineering - Database DevOps

Greenville, Texas

•

Today

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trus

Full-time

Senior Systems Engineer (REMOTE)

Remote or Miami Lakes, Florida

•

Today

Overview When you join the team at Cordis, you become part of an inspiring mission to save lives, impacting millions of people and broadening access to life-saving cardiovascular and endovascular technology. As a global leader for over 60 years, we are dedicated to being the heart of innovation to transform cardiovascular care. At Cordis, we're teammates, not just employees. We embrace an empowered and one-team culture where teammates are inspired to unleash their full potential. With diverse

Full-time

Data Center ACI Implementation Engineer

Remote

•

3d ago

Role Summary An experienced Implementation Engineer specializing in Cisco Nexus and Application Centric Infrastructure (ACI) is responsible for leading and executing data center upgrades, migrations, and new deployments. This role involves hands-on technical implementation, troubleshooting, and customer engagement to modernize enterprise and service provider networks. The successful candidate will ensure seamless integration and optimization of Cisco Nexus platforms and ACI environments with min

Easy Apply

Contract, Third Party

Depends on Experience

IT Engineer 3 (Remote)

Remote or Dallas, Texas

•

Today

DataBank Holdings Ltd. is a leading provider of enterprise-class data center, cloud, and interconnection services, offering customers 100% uptime availability of data, applications, and infrastructure. DataBank's managed data center services are anchored in world-class facilities. Our customized technology solutions are designed to help customers effectively manage risk, improve technology performance, and allow focus on core business objectives. DataBank is headquartered in the historic former

Full-time

Windows System Administrator

Remote

•

3d ago

As a Systems Administrator, you'll manage Windows-based environments across on-premise and cloud infrastructure, applying security updates, troubleshooting networks, and keeping systems reliable and compliant. The ideal candidate is proactive and self-directed, comfortable investigating and resolving issues with minimal guidance, and thrives in an operations-focused role centered on system reliability and process improvement across diverse technologies. Responsibilities: Manage and maintain mult

Full-time

$90,000 - $100,000

Lead, Systems Engineering - Database DevOps

Greenville, Texas

•

Today

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trus

Full-time

OpenText/ Micro Focus Enterprise Server Administrator

Remote

•

24d ago

Microfocus Enterprise Server Administrator 12-month contract with high potential to go perm100% remoteStart date: August 17th .Microfocus Team of 4Open on c2c or w2Microfocus Enterprise Server Admin Micro Focus Enterprise Server Administrator manages, configures, and optimizes mainframe application rehosting environments (COBOL, CICS, IMS) on Windows/Linux/Cloud platforms. Key duties include applying software updates, configuring regions, troubleshooting, and ensuring system performance. This ro

Easy Apply

Contract, Third Party

57 - 62

Sr Systems Administrator

Remote

•

Today

Job ID: 2615627 Location: Remote Work, CA, US Date Posted: 2026-08-13 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-Time Shift: On Call Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_REMOTE Description SAIC is seeking an experienced server System Administrator in support of a managed services engagement for a major Public Sector account. This is a fully remote position. The su

Full-time

USD 80,001.00 - 120,000.00 per year

SAP Basis Senior Administrator Support Consultant

Remote

•

5d ago

Ardent Technologies, Inc. is an accredited small business providing a full range of IT support services, cybersecurity services, staff augmentation, fiscal management, and administrative support. Headquarters in Dayton, OH, near Wright-Patterson Air Force Base, Ardent has served federal, state/local government, commercial, and higher education markets across the US since 2000. Our commitment to excellence, integrity, and client satisfaction drives our growthand yours. Job Description We are curr

Easy Apply

Contract, Third Party

Depends on Experience

Microsoft Windows Administration jobs in Greenville, TX, USA