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The ideal candidate will bring strong hands-on systems administration experience, advanced troubleshooting capabilities, and demonstrated experience with server management, user and access administration, security, backup and recovery, scripting, and automation. Additional advanced certifications related to systems administration, cloud infrastructure, networking, cybersecurity, Microsoft, Linux/Red Hat, VMware, or other enterprise infrastructure technologies are a plus.

YEAR

Comptech Inc

Systems Administrator - Level III

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FULL_TIME

OTHER

Deploy and sustain new or existing information networks, such as local area networks (LAN), Wireless Local Area Network (WLAN), intranets, extranets, and other communications networks. Final offers may take into account a variety of factors, including, but not limited to, job responsibilities, education, experience, knowledge, skills, abilities, internal equity, market data alignment, any applicable collective bargaining agreement, and other legal requirements.

Core4ce Careers

Network Administrator II

silkroad ATS feed

This role entails the responsibility of overseeing, supervising, and sustaining both local and remote computing environments encompassing solutions from Microsoft Windows, Microsoft Azure, and VMware. Proficiency in configuring computer workstations, including mounting, multi-monitor setup, network connections, etc.

Helmsman Group

System Administrator

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Ability to lead financial analysis, architecture evaluation, solutions delivery orchestration, project management, road mapping, risk management, interdependency management, agile methodologies, information security, cloud computing infrastructure, data architecture skills. Translating department and technical requirements into architectural blueprints and documenting all solution architecture design and analysis are critical to ensure City IT products and solutions meet the needs of constituents and align to a strategy that will prepare the city for future success.

City of Austin

IT Infrastructure Arch (IBM IAM Sr Administrator)

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The System Administrator works closely with network administrators, server administrators, database administrators, and security personnel to maintain a stable and secure IT infrastructure environment. This role ensures the availability, performance, and security of operating systems, servers, and enterprise platforms used to support customers operations.

Upturn Co.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. Job Description: Shield AI is seeking a Product Lifecycle Management (PLM) Systems Administrator to support and maintain our PLM ecosystem, with a primary focus on Siemens Teamcenter.

Shield AI Inc

PLM Systems Administrator (R6261)

Individual must have overall knowledge of all system and network administration tasks on the above platforms including managing user accounts, data backup, networking, security, disk management, software license management, etc. Candidates must exhibit excellent problem solving skills, be a team player, possess excellent communications and interpersonal skills, and be able to adjust work schedule periodically to support program activities.

Headquartered in Bethesda, Maryland, Lockheed Martin is a global security and aerospace company that employs approximately 125,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services.
	Our Mission:&nbsp; We solve complex challenges, advance scientific discovery and deliver innovative solutions to help our customers keep people safe and provide them essential services. 
	
	Our Vision:&nbsp;Be the global leader in supporting our customers to strengthen global security, deliver citizen services and advance scientific discovery.
	Our Values:
	
	<li style="margin: 0px 0px 0px 15px;">Do What's Right</li>
	<li style="margin: 0px 0px 0px 15px;">Respect Others</li>
	<li style="margin: 0px 0px 0px 15px;">Perform With Excellence</li>

Lockheed Martin Corp

Cyber Systems Administrator - E3

Required Qualifications (years of experience, education, certifications): Any of the following will be considered:Bachelor's degree in computer science or related fieldAssociate degree in a technical field and 3 years of experience in networking and cybersecurityTechnical school completion and 3 years of experience in networking and cybersecuritySignificant experience in networking and cybersecurity may be considered in place of formal education In addition:Candidates without current CompTIA certification(s) must obtain Security+ or equivalent within a reasonable time following employment (typically within six months).Ongoing professional development is expected, including pursuit of advanced or additional certifications relevant to network administration, cybersecurity, and/or cloud infrastructure. Network Administrator JobID: 5742 Position Type: Technology and Creative Development/Network AdministratorDate Posted: 9/25/2026Location: Education Service Center Region 13 - 200District: Education Service Center Region 13 Additional Information: Show/HideReports To: IT Infrastructure and Services CoordinatorSalary: This is a full-time, twelve (12) month position at 232 days, with a salary in the range of $82,572.00 to $100,067.00.Job Summary/Primary Purpose: Work independently with minimal supervision to support wide area networks (WAN), local area networks (LAN), and cybersecurity services for ESC Region 13 and constituent school systems.

Educational Service Center Region 13

Network Administrator

Responsibilities: Deploy and sustain new or existing information networks, such as local area networks (LAN), Wireless Local Area Network (WLAN), intranets, extranets, and other communications networks. Final offers may take into account a variety of factors, including, but not limited to, job responsibilities, education, experience, knowledge, skills, abilities, internal equity, market data alignment, any applicable collective bargaining agreement, and other legal requirements.

Core4ce Inc

Nice to Haves as a Microsoft 365 Administrator: Preferred Skills Include: Windows Server administration, VMWare administration, Storage Area Network (SAN) administration. Comprehensive Training & Development: You'll receive e-learning and virtual training, guided by our Learning & Development team, ensuring you're equipped with the knowledge and skills to succeed.

Greater Texas Credit Union

Microsoft 365 Administrator

This is a remote position and candidates must live within approximately a 70-mile radius of our office locations in Allen, TX; Lenexa, KS; Birmingham, AL; Cedar Falls, IA; Charlotte, NC; Louisville, KY; Springfield, MO; or Monett, MO. Our mission is rooted in people inspired innovation, empowering financial institutions to deliver seamless, secure, and human centered experiences.

Jack Henry & Associates Inc

System Network Administrator I

The System Administrator role will involve the installation, configuration, and daily maintenance of Oceaneering's server operating systems, server virtualization platforms, identity management, directory systems, and other tools associated with infrastructure and cloud operations. Responsibilities: Install, configure, and implement systems required to to properly manage, secure, and support both server and desktop Linux operating systems, especially Ubuntu and Redhat.

Oceaneering International Inc

This is an operational support role to an active fighter unit, the selected candidate may be required to work at deployed CONUS/OCONUS locations, support rotating shifts, and work over 40 hours per week-which may include weekends-as dictated by mission requirements. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate''s work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer.

Multi Functional Info Systems Analyst Sr - E3 DBA

Onsite: If this position is listed as onsite, work will primarily be performed full-time at a customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual's particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.

Booz Allen is an advanced technology company. We build commercial-grade products and solutions for America’s most critical defense, civil, and national security priorities.

Booz Allen Hamilton Inc.

Server Administrator

CompTech Computer Technologies

As one of the most geographically diverse international defense companies, we deliver a full range of products and services spanning air, land, maritime, space, and cyber, including advanced electronics, intelligence solutions, and dedicated customer support. Virtualization Experience: Hands-on experience managing virtual servers (e.g., VMware, Hyper-V), including basic server administration and resource monitoring.

BAE Systems Plc

Senior MES Systems Administrator

ADAPTED_NOW

General Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation. Bachelor's degree in computer science, information technology/related discipline is required, plus a minimum of 5 years of relevant experience.

At General Dynamics Mission Systems, employees share a common mission to be a trusted partner to the U.S. defense, intelligence and homeland security communities. 

Whether you're working on the internal systems of a new ship strategic to the U.S. Navy's role in keeping sea lanes open, developing a camera system for the U.S. Army to protect our forces or helping the Department of Homeland Security coordinate defense against and response to cyber attacks, you'll share a sense of duty and patriotism common to all General Dynamics employees. 

When you join General Dynamics, you'll become part of a culture that nurtures innovation. We encourage our professionals to challenge the conventional way of doing things. And we motivate our employees to solve tough customer problems by promoting and sharing new ideas. 

Join a team that's dedicated to what matters most. Build your career at General Dynamics today. 

General Dynamics Mission Systems is a business unit of General Dynamics. Headquartered in Falls Church, Va., General Dynamics employs approximately 91,000 people worldwide. The company is a market leader in business aviation; land and expeditionary combat systems, armaments and munitions; shipbuilding and marine systems; and information systems and technologies.

General Dynamics Mission Systems, Inc

Operational Database System Administrator

General Dynamics Mission Systems, Inc.

General Dynamics Corp

With 25 years of trusted execution, we deliver reliable, affordable energy through a diverse portfolio that includes natural gas, solar, land-based wind, energy storage, transmission, and domestic manufacturing. Familiarity with supporting infrastructure technologies Familiarity with supporting infrastructure technologies such as UPS systems, server hardware, and networking equipment.

Invenergy LLC

Senior PI Administrator

Comprehensive knowledge of infrastructure tech stack: Linux, AIX, Windows, VMware, OpenStack, Client, Dell, IBM AIX server hardware. As a key member of the operations team, you will continuously evaluate opportunities for automation, promote DevOps and EngOps practices, and ensure the stability and security of our environment.

Vmware Administrator Jobs in Texas

Systems Administrator - Level III Comptech Inc

Network Administrator II Core4ce Careers

System Administrator Helmsman Group

IT Infrastructure Arch (IBM IAM Sr Administrator) City of Austin

System Administrator Upturn Co.

PLM Systems Administrator (R6261) Shield AI Inc

Cyber Systems Administrator - E3 Lockheed Martin Corp

Network Administrator Educational Service Center Region 13

Network Administrator II Core4ce Inc

Microsoft 365 Administrator Greater Texas Credit Union

System Network Administrator I Jack Henry & Associates Inc

System Administrator Oceaneering International Inc

Multi Functional Info Systems Analyst Sr - E3 DBA Lockheed Martin Corp

Server Administrator Booz Allen Hamilton Inc.

Systems Administrator - Level III CompTech Computer Technologies

Senior MES Systems Administrator BAE Systems Plc

Operational Database System Administrator General Dynamics Mission Systems, Inc

Operational Database System Administrator General Dynamics Corp

Senior PI Administrator Invenergy LLC

Infrastructure Reliability Operations Administrator- 181480 PeopleSERVE, Inc.

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