Senior Infrastructure System Admin Jobs in USA

Department InformationTHIS POSITION IS OPEN TO CURRENT COLORADO RESIDENTS ONLYTHIS ANNOUNCEMENT WILL REMAIN OPEN UNTIL 5:00 PM ON TUESDAY SEPTEMBER 29 2026This position will have hybrid workplace options available but will still be required to report to their designated DVR office (the DVR office ne...

Belay Technologies has been nominated as one of Baltimore Business Journals (BBJ) Best Places to Work 2026! Belay Technologies is seeking a cleared System Administrator to administer maintain troubleshoot automate and optimize Linux-based systems and infrastructure. This position is ideal for an exp...

Job Title: Senior Specialist System AdministrationJob Code: 43767Job Location: Greenville Texas On-siteJob Schedule: 9/80 Regular: Off every other Friday 1st Shift or 5/8 Monday - FridayJob Description:We are seeking a dedicated and experienced Linux Administrator with Windows Server experience to j...

TO BE CONSIDERED FOR THIS POSITION YOU MUST HAVEAN ACTIVE TS/SCI W/ FULL SCOPE POLYGRAPH SECURITY CLEARANCE (U.S. CITIZENSHIP REQUIRED) Provides Linux systems administration and operational support for mission-critical environments including command-line system administration and application data an...

JOB TITLE: SERVER SYSTEM ADMINISTRATOR I DEPARTMENT: INFORMATION TECHNOLOGYSALARY RANGE: $71000 - $76000 FLSA: EXEMPTIMMEDIATE SUPERVISOR: Director of Network SoftwareSCHEDULE DETAILS: Full-time/12 month position/PEERSPosition SummaryThe Server System Administrator I is an entry level position that...

Overview Windows System Administrator (Senior)Location: Annapolis Junction MDJob Type: Full TimeShift: DayTelework: NoneSalary Range: **$175000 to $210000 per year** Starting salary is based on minimum education and years of experience and increases based on education and/or experience.Join WOOD Fed...

Position Description:The Systems Analyst IV position will provide dedicated technical support to the Headquarters Marine Corps (HQMC) Deputy Commandant for Information (DCI) Chief Information Officer (CIO) Information Command Control (ICC) Cybersecurity (CY) division. The primary focus of this role...

Full-timeDescriptionCSA is seeking a systems administrator that will communicate the overall health of Active Directory. As a systems administrator you will support the maintenance of Windows-based Domain Controllers DHCP servers file shares and other application servers. Youll maintain security con...

Candidates must reside in the Dallas TX metropolitan area. The employee will support a client based in the Highland Park area and surrounding regions working both on-site and remotely. When not engaged with this client the employee will work remotely supporting additional clients located in other ma...

ATTENTION MILITARY AFFILIATED JOB SEEKERS - Our organization works with partner companies to source qualified talent for their open roles. The following position is available to Veterans Transitioning Military National Guard and Reserve Members Military Spouses Wounded Warriors and their Caregivers....

Schedule:Monday - Friday (40 hrs/wk)8:00 AM - 5:00 PMDepartment: IT System Administration - 224Primary Purpose:The Systems Administrator Level-2 is part of a small team which supports multiple enterprise compute and storage systems including Windows and Linux Enterprise OS Active Directory VDI and V...

Schedule:Monday - Friday (40 hrs/wk)8:00 AM - 5:00 PMDepartment: IT System Administration - 224Primary Purpose:The Systems Engineer Level-3 is part of a small team which supports multiple enterprise compute and storage systems including Windows and Linux Enterprise OS VMWare Virtualization OpenShift...

ABOUT US:Scripps Research is a nonprofit biomedical institute ranked as one of the most influential in the world for its impact on innovation. We celebrated our 100-year legacy in 2024. This significant milestone marks a century of seminal discoveries in immunology infectious diseases (such as COVID...

Position SummaryOdyssey Systems has an exciting opportunity for a Senior Network Engineer / System Administrator supporting the 782nd Test Squadron on TMASIII at Eglin AFB FL.As the System Administrator you will serve as the principal technical authority for information systems operations cybersecur...

**This is an onsite position. NCDIT needs an excellent desktop support for activities such as troubleshooting software installs PC replacements imaging equipment inventories PC maintenance applying critical updates documenting tickets customer onboardings and off-boardings. Job Description Support c...

We are seeking a Junior DevOps System Administrator for one of ourPRIME CONTRACTSwhich offers exciting opportunities tosupport mission focused enterprise geospatial products services and systemsacross the enterprise.The program provides full life cycle support services through design development sus...

Schedule:Monday - Friday (40 hrs/wk)8:00 AM - 5:00 PMDepartment: Biocomputing - 331Primary Purpose:The Systems Administrator Level-1 is part of a small team which supports multiple enterprise systems including Active Directory MS Exchange and Cloud services and technologies.About ARUP:ARUP Laborator...

Duration: 12 monthsWork Environment:Enterprise data center and manufacturing IT infrastructure support environment.Position SummaryClient is seeking an IT Systems Administrator to support the day-to-day operation maintenance and administration of enterprise server operating system and infrastructure...

The Test and Training Enabling Architecture (TENA) program at Leidos is looking to add a Senior System Administrator Team Lead. Our mission is to develop tools for the United States Department of Defense test and training communities to increase the speed of the development cycle to get capabilities...

About the TeamOpenAIs Industrial Compute organization is building and operating the infrastructure foundation for the next generation of AI. Infrastructure Operations works across facilities hardware network operations incident management data center engineering delivery teams and external partners...