ZipRecruiter

Log In

1

System Administrator Iv Jobs (NOW HIRING)

JT4, LLC

Systems Administrator IV

Edwards, CA · On-site

JOB DUTIES - ESSENTIAL FUNCTIONS Evaluates system specifications, installs enterprise computer ... In addition, a Systems Administrator IV must possess the following qualifications: * Must have ...

CAPPS

TCEQ - Systems Administrator IV

Austin, TX · On-site

$6.0K/mo

OR Six (6) years of fulltime experience in computer system administration, network administration ... Windows Server Systems Administrator in a multiplatform environment. Employees in this ...

previous page

Showing results 41-60

All JobsSystem Administrator Iv Jobs

System Administrator IV information

See salary details

$41K

$88.9K

$137.5K

How much do system administrator iv jobs pay per year?

As of Aug 23, 2026, the average yearly pay for system administrator iv in the United States is $88,927.00, according to ZipRecruiter salary data. Most workers in this role earn between $70,000.00 and $104,000.00 per year, depending on experience, location, and employer.

What is a system administrator IV?

System Administrator IVs are advanced-level IT professionals responsible for managing, maintaining, and optimizing complex computer systems and networks within an organization. They typically oversee system configurations, perform troubleshooting, implement security measures, and ensure reliable system performance. In addition to technical tasks, System Administrator IVs may lead teams, manage large-scale projects, and provide guidance to junior administrators. Their expertise is crucial in maintaining the stability and security of an organization's IT infrastructure.

What are the key skills and qualifications needed to thrive as a system administrator IV?

To thrive as a System Administrator IV, you need advanced expertise in system architecture, network management, troubleshooting, and a bachelor’s degree in computer science or related field. Familiarity with enterprise-level operating systems (Windows, Linux), virtualization platforms (VMware, Hyper-V), cloud services (AWS, Azure), and certifications such as CompTIA Security+, Microsoft Certified Solutions Expert (MCSE), or Red Hat Certified Engineer (RHCE) are typically required. Strong analytical thinking, effective communication, and leadership abilities set top performers apart in this senior role. These skills ensure reliable infrastructure, swift problem resolution, and effective collaboration within complex IT environments.

What are some typical challenges a system administrator IV might face when managing complex IT infrastructures?

As a System Administrator IV, you may encounter challenges such as maintaining high availability across multiple servers, ensuring robust security protocols, and troubleshooting advanced network or system issues. You'll often work with cross-functional teams to implement system upgrades, manage large-scale migrations, and develop disaster recovery plans. Balancing proactive system maintenance with responding to critical incidents is a key part of the role, and staying updated on emerging technologies is essential for long-term success.

What is the difference between System Administrator IV vs System Administrator III?

AspectSystem Administrator IVSystem Administrator III
Required CertificationsCompTIA Network+, Microsoft Certified, Cisco CCNACompTIA Network+, Microsoft Certified
Work EnvironmentLarge enterprise, complex networks, higher responsibilityMid-sized organizations, moderate network complexity
Employer & Industry UsageIT departments in corporations, government agenciesIT teams in smaller companies, educational institutions

The main difference between a System Administrator IV and III lies in experience, scope of responsibilities, and complexity of systems managed. System Administrator IV typically handles more complex networks and has advanced certifications, while System Administrator III focuses on more routine tasks within smaller or less complex environments.

More about System Administrator IV jobs

What job categories do people searching System Administrator Iv jobs look for?

The top searched job categories for System Administrator Iv jobs are:

System Administrator IV jobs near you
Infographic showing various System Administrator Iv job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 12% Part Time, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $88,927 per year, or $42.8 per hour.

Systems Administrator IV

JT4, LLC

Edwards, CA • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 11 days ago

Job description

JT4, LLC provides engineering and technical support to multiple western test ranges for the U.S. Air Force, Space Force, and Navy under the Joint Range Technical Services Contract, better known as J-Tech II. JT4 develops and maintains realistic, integrated test and training environments and prepares our nation's war-fighting aircraft, weapons systems, and aircrews for today's missions and tomorrow's global challenges.
JOB DUTIES - ESSENTIAL FUNCTIONS
Evaluates system specifications, installs enterprise computer systems, configures systems, establishes standards, ensures hardware/software compatibility and maintains workstations and server systems focusing on the Operating System and the network.
Employee will be responsible for the following functions/duties:
  • Perform the daily operational support on the computer Operating Systems, including Windows, Red Hat Enterprise Linux, to ensure system security, access, configuration, backups and restore
  • Knowledge of VxRail hyper converged infrastructure, including deployment, implementation, and manages virtualization infrastructure using VMware, including ESXi, vCenter, and vSAN for optimal performance, scalability and high availability
  • Establish network requirements, monitors local area network (LAN) performance, troubleshoots networking hardware and ensures system is working properly according to specifications and parameters, utilizing advanced networking protocols and technologies
  • Organize and secure directory structure and assists/trains staff members in the use of department Document Management (DM) Systems, associated databases and Configuration Management (CM)/ DM release procedures
  • Design hardware requirements and provides Computer Authorization and custodial receipt listings to track equipment configurations and identification logs
  • Serve as point of contact (POC) for problem reporting, incremental version updates and monitors yearly support contracts, ensuring timely resolution of issues and optimal system performance
  • Make recommendations for future hardware/software implementations and related process improvements, schedules, plans, perform system upgrades including the transition from design, test, production and documentation environments
  • Provide operational status as required, utilizing established reporting frameworks and metrics
  • Use established policies, procedures, and subject matter knowledge to complete complex assignments requiring originality and ingenuity performed under minimum supervision with considerable latitude for independent contribution
  • Analyzing system logs and identifying potential issues with computer systems using advanced troubleshooting techniques and tools
  • Manage and administer storage solutions including Network-Attached Storage, Storage Area Network (NAS/SAN) systems while maintaining optimal performance, capacity, and data protection
  • Research, integrate, or place new technologies into the existing data center with seamless integration and minimal disruption to existing systems and services
  • Develop and implement security protocols and procedures, aligned with Security+ best practices, to ensure the confidentiality, integrity, and availability of organizational data systems.
  • Excellent communication and interpersonal skills, collaborates with other teams to ensure alignment with organizational goals and objectives, providing technical expertise and guidance as required
  • Stay up to date with emerging trends and technologies, applying knowledge to continuously improve system administration practices and procedures
  • Strong analytical and problem-solving skills, with the ability to analyze complex system logs and identify potential issues.
  • Apply cybersecurity knowledge and system hardening practices in support of daily system administration activities, including vulnerability awareness, access control, patching, audit readiness, and compliance with established security policies and procedures.
  • Demonstrate the ability to provide technical guidance, share knowledge with team members, support task coordination, and contribute to process improvement efforts while operating as a senior technical resource within the system administration team.
  • Experience working with SQL databases or database backed applications, including the ability to query, review, troubleshoot, or support data used by mission specific systems.

DESIRED QUALIFICATIONS
  • Candidate must be able to obtain a CompTIA Security + Certification within 6 months.
  • Prior experience working in or supporting a Department of Defense environment, military installation, government contractor setting, or similar mission focused organization.
  • Experience working with proprietary, specialized, or mission specific systems used to collect, manage, process, or report data, with the ability to quickly learn and adapt to new systems, tools, and technical environments.

REQUIREMENTS - EDUCATION, TECHNICAL, AND WORK EXPERIENCE
A bachelor's degree in associated discipline from an accredited academic institution or equivalent experience through technical training, completion of a recognized certification program, or experience. Requires at least nine (9) years of experience in computer system related areas of expertise and must possess and apply a broad knowledge of principles, practices, and procedures in computer science, graphics, and information systems.
In addition, a Systems Administrator IV must possess the following qualifications:
  • Must have specific experience in the maintenance of Operating Systems and support applications, in a centralized and distributed server environment
  • Must possess planning/organizing skills and must be able to work under deadlines
  • Must be able to obtain and maintain a government security clearance
  • Must possess a valid, state-issued driver's license
  • Must possess a valid, state issued driver's license
  • Must be able to obtain and maintain security clearance
  • Must be a U.S. citizen

BENEFITS
  • Medical, Dental, Vision Insurance
    • Benefits Active on Day 1
  • Life Insurance
  • Health Savings Accounts/FSA's
  • Disability Insurance
  • Paid Time Off
  • 401(k) Plan Options with Employer Match
    • JT4 will match 50%, up to an 8% contribution
    • 100% Immediate Vesting
  • Tuition Reimbursement

SALARY
The expected salary range for this position is $97,000 to $130,000 annually.
Note: The salary range offered for this position is a good faith description of the expected salary range this role will pay. JT4, LLC considers factors such as (but not limited to) responsibilities of the position, candidate's work experience, education/training, key skills, internal peer equity, as well as, market and business considerations when extending an offer.
OTHER RESPONSIBILITIES
Will be asked to make functional the initiatives established by management and will coordinate with other organizations as affected by upgrades, capabilities, policy and procedures. Each employee must read, understand, and implement the general and specific operational, safety, quality, and environmental requirements of all plans, procedures, and policies pertaining to their job.
WORKING CONDITIONS
This position involves work typical of an office environment with no unusual hazards. There is occasional lifting (up to 20 pounds), constant sitting and use of a computer terminal, constant use of sight abilities while writing, reviewing, and editing documents, constant use of speech/hearing abilities for communication, and constant mental alertness.
DISCLAIMER
The above statements are intended to describe the general nature and level of work being performed by people assigned to this classification. They are not intended to be construed as an exhaustive list of all responsibilities, duties and skills required of persons so classified.
Tasking is in support of a Federal Government Contract that requires U.S. citizenship. Some jobs may require a candidate to be eligible for a government security clearance, state-issued driver's license, or other licenses/certifications, and the inability to obtain and maintain the required clearance, license, or certification may affect an employee's ability to maintain employment.
SCC: CSAN6, JIT13, A1412TW
JT4 logo

About JT4

Sourced by ZipRecruiter

JT4 provides engineering and technical support to multiple western test ranges for the U.S. Air Force and Navy under the Joint Range Technical Services Contract, better known as J-Tech II. We develop and maintain realistic integrated test and training environments, and prepare our nation's war-fighting aircraft, weapons systems, and aircrews for today's missions and tomorrow's global challenges.

Industry

Engineering professional services

Company size

1,001 - 5,000 Employees

Headquarters location

Las Vegas, NV, US

Year founded

2001

Social media

FacebookInstagram

View All JT4 Jobs

Apply