Senior systems administrator jobs

Remote or Chicago, Illinois

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Today

job summary: Will be responsible for installing, operating, and maintaining environments consisting of servers running Red Hat Linux and VMware ESXi on HPE hardware and in Azure Cloud. Required Skills - Linux; Veeam; VMWare Job Duties - - Analyze, evaluate, plan, implement, configure, patch, upgrade and tune software and hardware in virtualized, highly available and stand-alone environments. - Document procedures and update standards for new or modified systems and environments. - Ability to wo

Full-time

USD56 - USD76

Senior Systems Administrator

Dublin, California

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Today

Senior Systems Administrator Direct Hire Full-Time Role Pay Rate: $50 - $60 per hour Location: Dublin, CA - Hybrid Role Job Summary: The Senior Systems Administrator will be responsible for working on complex projects, assignments, and issues where they will determine methods and procedures needed. They will also coordinate activities of other associates from among all support teams involved, not just the network, as the situation warrants. Areas of focus include relationship management, se

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Full-time

$50 - $60 per hour

Senior Systems Administrator

Kirtland Air Force Base, New Mexico

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Today

Job ID: 2617227 Location: Kirtland AFB, NM, US Date Posted: 2026-09-28 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: Top_Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking a systems administrator to support the Space Systems Command on a program that directly assists the US Space Force. The ideal candidate will have experience

Full-time

Senior Systems Administrator

Havelock, North Carolina

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Today

Overview Job Title: Senior Systems Administrator Location: Cherry Point, North Carolina Rivet Operations Company is looking for a Senior Systems Administrator to provide advanced technical IT support to Marine Corps Air Station Cherry Point, North Carolina. This role plans, implements, and manages complex server and network infrastructures to ensure maximum uptime, security, and performance across unclassified and classified environments. The Senior Systems Administrator is responsible for da

Full-time

USD 86,000.00 - 96,000.00 per year

Senior Systems Administrator

Wright-Patterson Air Force Base, Ohio

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Today

Job Number: R0250460 Systems Administrator, Senior The Opportunity: Your combination of people skills and system administrator expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the Air Force? We're looking for a system administrator with deep expertise in Linux systems, container orchestration such as Kubernetes, and automation such as Ansible. The ideal candidate will bridge the gap between complex techn

Full-time

USD 77,500.00 - 176,000.00 per year

Senior Systems Administrator

Fort Meade, Maryland

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Today

Job Number: R0250994 Systems Administrator, Senior The Opportunity: Your combination of people skills and technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting satellite communications (SATCOM) systems? We're looking for a Windows systems administrator to help us secure SATCOM systems and deploy networking solutions throughout the SATCOM community to directly support warfighters every day. As a sy

Full-time

USD 77,600.00 - 176,000.00 per year

IT Manager/Senior Systems Administrator

New York, New York

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Today

3Core Systems, Inc is an SAP and SuccessFactors Partner with employees located across the United States. Our organization is dedicated to customer and employee satisfaction. We provide High Quality, cost-efficient, and Competitive Solutions and Resources. 3Core Systems is looking for an IT Manager/Senior Systems Administrator for one of our clients in NYC or CT | Onsite 5 Days/Week "US and those authorized to work in the US are encouraged to apply. We are unable to sponsor visas at this time" Ro

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Full-time

Depends on Experience

Sr Systems Administrator

Wilmington, Massachusetts

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Today

Who We Are Textron Systems is part of Textron, a $14 billion, multi-industry company employing 35,000 talented makers, thinkers, creators and doers worldwide. We make things that fly, hover, zoom and launch. Things that move people. Protect soldiers. Power industries. We serve customers in industries spanning aerospace and defense, specialized vehicles, turf care and fuel systems. This role is in Textron System's Weapon Systems business area. Visit TextronSystems.com & Lycoming.com to read more

Full-time

Sr. Systems Administrator

Washington, District of Columbia

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Today

Residency All applicants must currently reside in the United States Overview BigBear.ai is seeking a BigBear.ai is seeking a Senior Systems Administrator to support the Defense Intelligence Agency (DIA). You will be joining our amazing BigBear.ai team for immediate systems administrator support to legacy and existing systems. Our dream candidate will have some Oracle experience to facilitate our successor system to integrate with older legacy systems so that both systems can co-exist. This po

Full-time

Senior Systems Administrator

New York, New York

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Today

Job Title: Senior Systems Administrator Location: New York, NY (Hybrid) *Must be located/authorized to work in the US without visa sponsorship or transfer now or in the future. No C2C inquiries, please* Our client is a private wealth and multi-asset investment management firm overseeing a portfolio across public and private markets, real estate, and alternative investments. Operating with the agility of a boutique office alongside institutional-grade standards, the firm places critical emphasis

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Full-time

USD 160,000.00 - 180,000.00 per year

Senior Systems Administrator / Family Office / NYC

New York, New York

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Today

Job Description A leading financial organization is seeking a Senior Systems Administrator to serve as a hands-on technical leader and day-to-day owner of IT infrastructure and operations. This role will play a critical part in maintaining the stability, reliability, and security of a high-touch corporate technology environment, supporting both on-premises and cloud infrastructure across multiple sites. As a Senior Systems Administrator, you'll take ownership of Windows and Microsoft cloud infra

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Full-time

$175000 - $2250000

Senior Systems Administrator

Pemberton Township, New Jersey

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Today

Job Title: Senior Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * * The Opportunity: Provide Systems Administration and Management of Networks and Communications Devices at the Satellite Network Operations Center at Fort Dix, NJSupports a Team of Network Engineers and Help Desk Administrators in the fielding, operations and

Full-time

USD 94,500.00 - 208,000.00 per year

Senior Systems Administrator - SAC5 PKI Secure Hosting Environment

Tukwila, Washington

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Today

Job#: 3053596 Job Description: Senior Systems Administrator - SAC5 PKI Secure Hosting Environment Location: Tukwila, Washington (Onsite) Role Overview This position involves administering and maintaining servers and systems within a secure hosting environment. The role is responsible for ensuring the stable and timely delivery of services while adhering to strict compliance and security protocols. The successful candidate will operate in a high-security environment and perform trusted IT/SA d

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Full-time

$65 - $75 per hour

Sr. Systems Administrator (Active Directory)

Hampton, Virginia

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Today

Job Title: Sr. Systems Administrator (Active Directory) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental US * * * The Opportunity: Join CACI as a Sr. Systems Administrator (Active Directory) supporting the modernization and operations of the Distributed Ground System (DGS) at Langley AFB in Hampton, VA. In this role, you'll work in a highly tech

Full-time

USD 75,200.00 - 158,100.00 per year

Senior Systems Administrator / Windows / Nutanix / Onsite in Lancaster SC

Lancaster, South Carolina

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Today

This organization, a well-established player in manufacturing and enterprise operations, is seeking a Senior Systems Administrator to join its team in Lancaster, South Carolina (onsite, 5 days/week)-just 30 minutes outside of Charlotte. The organization is undergoing key infrastructure initiatives including virtualization and identity management transformations, making this an exciting time to join. Required Skills & Experience 3-5 years of professional IT experience in systems administration a

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Full-time

$80000 - $110000

Senior Systems Administrator - Validation & Testing

Colorado Springs, Colorado

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Today

Job ID: 2614811 Location: Colorado Springs, CO, US Date Posted: 2026-10-02 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking an experienced Senior Service Validation and Testing (SVAT) Lead in Colorado Springs, CO to manage and govern IT service transition for the NITES program, sup

Full-time

USD 120,001.00 - 160,000.00 per year

Senior Systems Sustainment Administrator

Suffolk, Virginia

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Today

Job ID: 2617566 Location: Suffolk, VA, US Date Posted: 2026-10-02 Category: Information Technology Subcategory: IT Systems Engineer Schedule: Full-Time Shift: Day Job Travel: Yes - 25% of the time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description SAIC is looking for a Senior Systems Engineer to serve as a Senior Systems Administrator with experience in US Navy IT networks to support the sustained operation

Full-time

USD 80,001.00 - 120,000.00 per year

Senior Systems Administrator (Kantata)

Remote

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Today

Description & Requirements Maximus is currently seeking a Senior System Administrator. The successful candidate will act as a Subject Matter Expert (SME) related to Kantata configuration and business processes leveraging Kantata. This is a remote position. Essential Duties and Responsibilities: - Interact with the business stakeholders and subject matter experts in order to understand gather, document, and analyze business needs and technical requirements. - Document the functional and, some

Full-time

USD 100,000.00 per year

Sr. Physical Security Systems Administrator - Hybrid NYC

New York, New York

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Today

job summary: We are seeking a highly motivated and customer-focused Systems Administrator to support and maintain the Company's enterprise physical security and surveillance infrastructure. The successful candidate will be responsible for the administration, maintenance, optimization, and support of Pro-Watch Access Control Systems, Genetec Security Center, ChangeGear SQL databases, and enterprise camera/video surveillance systems, while also providing support for Windows server infrastructure

Contract

USD75 - USD80

Senior Linux Systems Administrator

Princeton, New Jersey

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Today

Job ID: 2616382 Location: Princeton, NJ, US Date Posted: 2026-09-01 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: ORA_ON_SITE Description SAIC is recruiting for a Senior Linux Systems Administrator to join our program as a general technologist to support our NOAA GFDL program in Princeton, NJ serving the NOAA GF

Full-time

USD 80,001.00 - 120,000.00 per year