Senior Systems Administrator — TS Clearance & DoD 8140 SME

Cayuse Holdings; Illinois; On-site; USD 100,000 - 135,000; Full time

Benefits offered by this job

Health Insurance

401(k) Retirement Savings Plan with 1:

Disability Insurance

Dental Insurance

Vision Insurance

Flexible Spending Accounts

Life and AD&D Insurance

Job summary

Cayuse Holdings is seeking a Senior Systems Administrator to lead, optimize, and troubleshoot complex Windows and UNIX environments. You will collaborate across vendors and projects, ensuring system reliability and performance while aligning with client guidelines.

The role emphasizes proactive maintenance, documentation, and readiness for multi-project environments, with opportunities to work onsite at our Illinois location. A strong security background and clear communication are essential.

Qualifications

• Bachelor’s degree or Master’s degree with relevant experience as stated.
• DoD 8140-compliant certifications (e.g., IAT Level II) expected.
• Top-Secret Clearance is required and background checks will be performed.

Responsibilities

• Oversee setup, configuration, and operation for mainframe, mini, or client/server systems.
• Serve as SME in Windows and UNIX (Linux/Solaris).
• Plan, implement, and manage custom system solutions to meet needs.
• Monitor, analyze, and optimize system operations and resources.
• Collaborate with vendors to troubleshoot and resolve issues.
• Prepare clear documentation for testing, installation, and configuration.

Skills

Interpersonal communication

Verbal communication

Written communication

Analytical skills

Multitasking

Independent work

Confidential information handling

Education

Bachelor’s degree in a related field

Master’s degree in a related field

Tools

Windows

UNIX (Linux/Solaris)

MS Office (Word, Outlook, PowerPoint, Excel)

Job description

Cayuse Holdings is seeking a Senior Systems Administrator to lead, optimize, and troubleshoot complex Windows and UNIX environments. You will collaborate across vendors and projects, ensuring system reliability and performance while aligning with client guidelines.

The role emphasizes proactive maintenance, documentation, and readiness for multi-project environments, with opportunities to work onsite at our Illinois location. A strong security background and clear communication are essential.