windows/linux system administrator Jobs in phoenix, az

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Senior High Performance Computing Engineer

Amgen Inc

Remote

Full-time

Career Category Information Systems Job Description Join Amgen's Mission of Serving Patients At Amgen, if you feel like you're part of something bigger, it's because you are. Our shared mission-to serve patients living with serious illnesses-drives all that we do. Since 1980, we've helped pioneer the world of biotech in our fight against the world's toughest diseases. With our focus on four therapeutic areas -Oncology, Inflammation, General Medicine, and Rare Disease- we reach millions of pat

Senior Infrastructure Engineer (Hybrid Work Schedule)

Virginia Jobs

Remote or Richmond, Virginia, USA

Full-time

Title: Senior Infrastructure Engineer (Hybrid Work Schedule) State Role Title: Salary Non-Specified Hiring Range: $125,230 - $133,900 Pay Band: UG Agency: Virginia Retirement System Location:Virginia Retirement System Agency Website:;br> Recruitment Type: General Public - G Job Duties he Virginia Retirement System (VRS) is seeking a Senior Infrastructure Engineer to join our dynamic team. In this critical role, you will collaborate closely with Infrastructure Engineers, IT, and Security personn

Navy Database Developer

Noblis

Remote or Pascagoula, Mississippi, USA

Full-time

Responsibilities Preference will be given to candidates located in Pascagoula, MS. However, we are open to candidates located in Norfolk, VA; Bath, ME; and San Diego, CA. We are seeking a highly skilled Database Developer with extensive experience scripting in SQL and working directly within U.S. Navy NTCSS (Naval Tactical Command Support System) environments. The ideal candidate will have a strong background in building, updating, and installing NTCSS databases, particularly for new ship cons

Senior Database Administrator

McKesson Corporation

Remote or Columbus, Ohio, USA

Full-time

McKesson is an impact-driven, Fortune 10 company that touches virtually every aspect of healthcare. We are known for delivering insights, products, and services that make quality care more accessible and affordable. Here, we focus on the health, happiness, and well-being of you and those we serve - we care. What you do at McKesson matters. We foster a culture where you can grow, make an impact, and are empowered to bring new ideas. Together, we thrive as we shape the future of health for patien

Microsoft 365 SharePoint Administrator

Modern Technology Solutions

Remote or Huntsville, Alabama, USA

Full-time

Overview Own Your Future. Modern Technology Solutions, Inc. (MTSI), is seeking to hire a Microsoft 365 SharePoint Administrator to join the team. Note, this is a remote position with the ideal candidate residing near one of our office sites in Colorado Springs, CO., Huntsville, AL., Alexandria, VA., or Dayton, OH. Why is MTSI known as a Great Place to Work? Interesting Work: Our co-workers support some of the most important and critical programs to our national defense and security. Values: O

Desktop Administrator I, IT Infrastructure - Dallas

tax.com

Remote or Dallas, Texas, USA

Full-time

Why Ryan? Hybrid Work OptionsAward-Winning CultureGenerous Personal Time Off (PTO) Benefits14-Weeks of 100% Paid Leave for New Parents (Adoption Included)Monthly Gym Membership Reimbursement OR Gym Equipment ReimbursementBenefits Eligibility Effective Day One401K with Employer MatchTuition Reimbursement After One Year of ServiceFertility Assistance ProgramFour-Week Company-Paid Sabbatical Eligibility After Five Years of Service The Desktop Administrator I's ("Desktop Administrator") primary re

UI Developer (.Net C#, APIs) Remote

Gainwell Technologies LLC

Remote or Milwaukee, Wisconsin, USA

Full-time

Be part of a team that unleashes the power of leading-edge technologies to help improve the health and well-being of those most vulnerable in our country and communities. Working at Gainwell carries its rewards. You'll have an incredible opportunity to grow your career in a company that values work flexibility, learning, and career development. You'll add to your technical credentials and certifications while enjoying a generous, flexible vacation policy and educational assistance. We also have

Network Engineer

SAIC

Remote

Full-time

Job ID: 2506496 Location: REMOTE WORK, VA, US Date Posted: 2025-07-08 Category: Information Technology Subcategory: Network Engineer 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 Network Engineer (Fleet Support) to join our TACNET ISEA team. This position is a fully remote position supporting dedicated distance support to US Na

Senior System Software Engineer, Cloud Learning Platform

NVIDIA Corporation

Remote or Santa Clara, California, USA

Full-time

For over 25 years, NVIDIA has pioneered visual and accelerated computing. Today, we're defining the future of AI, equipping millions with groundbreaking tools and essential training to lead a new era of innovation. We empower developers to excel and do their life's work. We're seeking an innovative System Software Engineer, to design and build services that immerse learners in the practical application, deployment, and optimization of NVIDIA's innovative technologies. You will be instrumental in

Sr Systems Engineer - Mid Career

Lockheed Martin Corporation

Remote or Littleton, Colorado, USA

Full-time

Job Description WHO WE ARE Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering. WHAT WE'RE DOING At Lockheed Martin, we're revolutionizing the aerospace and defense sector through groundbreakin

Senior SQL Database Administrator (VA ESOM)

Kentro

US

Full-time

Description Thank you for considering IT Concepts dba Kentro, where innovation drives opportunity and collaboration leads to success. Our dynamic community of experts is fully committed to advancing our customers' missions, fostering professional growth, and making a positive impact on our communities. Our transition to Kentro in 2025 reflects a rich legacy built upon the foundation of IT Concepts. Rather than leaving ITC behind, we confidently embrace a future centered around the Core of More

Sr. Network Engineer

ConsultNet, LLC

Remote or Beachwood, Ohio, USA

Full-time

Title: Sr. Network Engineer Req Updated: July 8, 2025 Location : Cleveland, OH Target Start Date : July 21, 2025 Type: CTH Pay Rate : $55/HR - $77/HR Selling Point on Client: Our client combines the stability of an industry leader with the energy of an organization that's constantly innovating. As part of their team, you won't just support networks, you'll shape them, working hands-on with modern technologies like Cisco ACI and SD-WAN to drive real business impact. It's a place where your ex

Navy Database Development Manager

Noblis

Remote or Pascagoula, Mississippi, USA

Full-time

Responsibilities Preference will be given to candidates located in Pascagoula, MS. However, we are open to candidates located in Norfolk, VA; Bath, ME; and San Diego, CA. Noblis MSD has an opening for a Naval Tactical Command Support System (NTCSS) Database Development Manager to lead a team of IT and NTCSS support staff providing System Administrator services under the Fleet Support Services contract. This position will provide management support for 4 remote sites: Pascagoula, MS; Bath, ME;

Full Stack/Cloud Architect

GovCIO

Remote

Full-time

Overview GovCIO is hiring an experienced Full Stack/Cloud Architect to manage application processes and maintenance for complex conceptual data at the Department of Veterans Affairs. This role requires knowledge of SQL Server, Oracle, and database design to include software maintenance and system enhancements. This position is fully remote within the United States. Responsibilities Lead efforts for applications managing complex conceptual data in C#, .NET, and SQL Server environments. Develop

IT Support Technician | T2

TEKsystems

Remote or Columbus, Indiana, USA

Full-time

Description The desktop support technician will need experience working in a manufacturing IT environment. Exposure / experience with SCCM is very helpful. They will support devices such as laptops, desktops, printers, iPads, iPhones, zebra printers on the production floor and tablets and scanners. Experience working in a manufacturing environment is helpful. They will also be supporting niche apps with limited documentation. Need good troubleshooting skills. Experience with Windows, PC Troubles

Data Warehouse Senior Teradata DBA - Remote

Optum

Remote or Lansing, Michigan, USA

Full-time

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health op

Cloud Administrator

Adapthealth

Remote or Philadelphia, Pennsylvania, USA

Full-time

AdaptHealth Opportunity - Apply Today! At AdaptHealth we offer full-service home medical equipment products and services to empower patients to live their best lives - out of the hospital and in their homes. We are actively recruiting in your area. If you are passionate about making a profound impact on the quality of patients' lives, please click to apply, we would love to hear from you. Cloud Administrator The Cloud Administrator develops, configures, implements, and manages the systems tha

Technical Lead - Commercial Online Banking (Remote)

First-Citizens Bank & Trust Company

Remote or Raleigh, North Carolina, USA

Full-time

Overview This is a remote role that may be hired in several markets across the United States. This position provides specialized technical leadership during the architecture, design, implementation, and support of assigned systems and applications. Directs decision-making within technical projects to facilitate project planning, scope, and time estimates. Trains less experienced associates and assists management in monitoring team performance. Collaborates with peers, managers, and cross-platf

Technical Lead - Commercial Online Banking (Remote)

First-Citizens Bank & Trust Company

Remote or Raleigh, North Carolina, USA

Full-time

Overview This is a remote role that may be hired in several markets across the United States. This position provides specialized technical leadership during the architecture, design, implementation, and support of assigned systems and applications. Directs decision-making within technical projects to facilitate project planning, scope, and time estimates. Trains less experienced associates and assists management in monitoring team performance. Collaborates with peers, managers, and cross-platf

Senior Intellectual Property Security Engineer

NVIDIA Corporation

Remote or Santa Clara, California, USA

Full-time

NVIDIA has continuously reinvented itself over two decades. Our invention of the GPU in 1999 sparked the growth of the PC gaming market, redefined modern computer graphics, and revolutionized parallel computing. More recently, GPU deep learning ignited modern AI - the next era of computing. NVIDIA is a "learning machine" that constantly evolves by seeking new opportunities that are hard to solve, that only we can tackle, and that matter to the world. This is our life's work, to amplify human cre