Senior Systems Administrator - Windows/Linux, DoD Clearance

Cayuse Holdings; Pearl City (HI); On-site; USD 110,000 - 140,000; Full time

Benefits offered by this job

Medical, Dental and Vision Insurance

Wellness Program

Flexible Spending Accounts

Disability options

Life Insurance

401(k) Retirement Savings Plan with 1:

Paid Time Off

Job summary

Cayuse Holdings is seeking a Senior Systems Administrator to lead the administration, optimization, and troubleshooting of Windows and UNIX systems across multiple projects. You will collaborate with vendors, define system requirements, and ensure client compliance while aligning with Cayuse’s core values.

The role requires DoD 8140 certifications, Top-Secret clearance, and extensive experience in system configuration, testing, and documentation.

Qualifications

• Bachelor’s degree required with 6–8 years of related experience or Master’s degree with 2–6 years of experience.
• DoD 8140-compliant certifications (e.g., IAT Level II).
• Top-Secret Clearance required.
• Background check clearance required.

Responsibilities

• Oversee setup, configuration, and operational activities for mainframe, mini, or client/server systems.
• Serve as SME for Windows and UNIX (Linux or Solaris) operating systems.
• Plan, implement, and manage custom system solutions to meet organizational needs.
• Monitor, analyze, and optimize system operations and resource utilization.
• Conduct system capacity planning to ensure scalability and performance.
• Analyze faults, identify root causes, and resolve technical issues.
• Perform diagnostic tests for hardware and operating systems; engage in detailed problem analysis.
• Collaborate with vendors during troubleshooting and resolve complex issues.
• Evaluate, install, and manage software during testing and production phases.
• Prepare thorough documentation for system testing, installation, and configuration.
• Design and execute preventive maintenance plans to ensure system integrity.
• Address system/environment issues to minimize downtime.
• Coordinate with vendors to resolve technical issues and perform updates.

Skills

Interpersonal communication

Verbal and written communication

Organization and analysis

Multitasking and prioritization

Independent work

Education

Bachelor’s Degree

Master’s Degree

Tools

MS Office

Job description

Cayuse Holdings is seeking a Senior Systems Administrator to lead the administration, optimization, and troubleshooting of Windows and UNIX systems across multiple projects. You will collaborate with vendors, define system requirements, and ensure client compliance while aligning with Cayuse’s core values.

The role requires DoD 8140 certifications, Top-Secret clearance, and extensive experience in system configuration, testing, and documentation.