JT4 Logo

JT4

Systems Administrator IV

Posted 3 Days Ago
Be an Early Applicant
In-Office
Edwards Air Force Base, CA
97K-130K Annually
Expert/Leader
In-Office
Edwards Air Force Base, CA
97K-130K Annually
Expert/Leader
Administers enterprise Windows and Red Hat Linux systems across centralized and distributed environments. Manages VMware VxRail, ESXi, vCenter, vSAN, NAS/SAN storage, networking, backups, system upgrades, logs, and SQL-backed applications. Implements hardening, access control, patching, vulnerability management, and compliance procedures. Provides technical guidance, coordinates upgrades, supports mission-specific systems, and recommends infrastructure improvements. Requires U.S. citizenship and the ability to obtain and maintain a government security clearance.
The summary above was generated by AI
Job Summary & Responsibilities

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

Similar Jobs

22 Days Ago
In-Office
97K-130K Annually
Expert/Leader
97K-130K Annually
Expert/Leader
Aerospace
Lead systems administrator for real-time mission support: install, configure, secure, monitor, and maintain servers, workstations, networks, storage (NAS/SAN), virtualization, and telemetry systems. Troubleshoot hardware/software, manage backups, create documentation and operating instructions, enforce DoD policies, support system upgrades, and serve as point-of-contact for mission anomalies and customer support. Requires clearance eligibility and heavy operational tempo.
Top Skills: CentosCiscoCitrix Provisioning ServicesConfiguration ManagementDocument Management SystemsImage Creation)JuniperNasPowershellRed HatSanTelemetry Processing SystemsType 1 Ip-Based DecryptersVirtualization (VmsWindowsWindows Server
Yesterday
In-Office
Senior level
Senior level
Information Technology • Software
Responsible for complex installations, maintenance, and upgrades of computer hardware and software. Duties include administering UNIX & Linux OS, data backup and recovery, and ensuring network infrastructure integration.
Top Skills: DhcpDnsEsxLinux OsNetbackupOracle DatabasesRaidUnix OsVeritas VmVMwareWindows
Junior
Financial Services
Manages a portfolio of 100–130 small-business clients, acquiring and retaining relationships while providing deposit, cash management, credit, and financial advisory solutions. Identifies prospects, develops banking relationships, assesses risk, supports assigned branches, and connects clients with internal specialists. The role requires strong business banking, credit, communication, relationship-management, prioritization, and regulatory-compliance skills.
Top Skills: ExcelMicrosoft OutlookMicrosoft PowerpointMicrosoft Word

What you need to know about the San Francisco Tech Scene

San Francisco and the surrounding Bay Area attracts more startup funding than any other region in the world. Home to Stanford University and UC Berkeley, leading VC firms and several of the world’s most valuable companies, the Bay Area is the place to go for anyone looking to make it big in the tech industry. That said, San Francisco has a lot to offer beyond technology thanks to a thriving art and music scene, excellent food and a short drive to several of the country’s most beautiful recreational areas.

Key Facts About San Francisco Tech

  • Number of Tech Workers: 365,500; 13.9% of overall workforce (2024 CompTIA survey)
  • Major Tech Employers: Google, Apple, Salesforce, Meta
  • Key Industries: Artificial intelligence, cloud computing, fintech, consumer technology, software
  • Funding Landscape: $50.5 billion in venture capital funding in 2024 (Pitchbook)
  • Notable Investors: Sequoia Capital, Andreessen Horowitz, Bessemer Venture Partners, Greylock Partners, Khosla Ventures, Kleiner Perkins
  • Research Centers and Universities: Stanford University; University of California, Berkeley; University of San Francisco; Santa Clara University; Ames Research Center; Center for AI Safety; California Institute for Regenerative Medicine

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account