IBM Power Systems, AIX System Administrator

IBM Power Systems, AIX System Administrator

Santa Ana, CA

Type: Contract-to-Hire

Category: Engineer

Industry: Government

Reference ID: JN -062026-107430

Date Posted: 06/11/2026

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Description:

Remote

Our client seeks a skilled IBM Power Systems and AIX System Administrator to ensure stability, performance, and security across AIX and Linux environments. The role includes system monitoring, patch management, backup and recovery, firmware upgrades, and infrastructure maintenance. The administrator will support mission-critical systems, collaborate with cross-functional teams, and maintain compliance with organizational standards and best practices.

This is a contract to hire opportunity. Applicants must be willing and able to work on a w2 basis and convert to FTE following contract duration. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.

Rate: $45.00 to $53.00/hr. w2

JN -062026-107430

Responsibilities:

• Administer and support IBM Power10 servers for high availability and optimized performance.

• Manage and maintain HMC, including provisioning, LPAR configuration, and firmware updates.

• Perform system builds, partitioning, and resource allocation across Power environments.

• Plan and execute firmware and microcode upgrades for Power10 systems and related infrastructure.

• Execute firmware upgrades for IBM Power10 systems (9105-42A).

• Monitor AIX performance, including CPU, filesystem, and memory utilization.

• Perform regular AIX patching and quarterly MKSYSB backup and recovery testing.

• Administer and support Red Hat Enterprise Linux systems, including installations, upgrades, and maintenance.

• Automate patching with Ansible to maintain security and compliance.

• Configure and support IBM V8000 and V9000 storage, including provisioning, replication, and tuning.

• Manage SAN connectivity, zoning, and multipathing.

• Implement and maintain replication technologies such as Metro Mirror and Global Mirror.

• Collaborate with backup teams for integration and data protection.

• Apply foundational Oracle Database 18c administration, SQL, and monitoring under guidance of senior DBAs.

• Manage SSL certificates and administer user access with LDAP.

• Ensure compliance with security policies, patching standards, and audit requirements.

• Troubleshoot hardware, OS, and storage issues and coordinate with IBM support when needed.

• Maintain documentation and standard operating procedures.

• Collaborate with DBAs, network teams, and developers, and communicate with non-technical stakeholders.

Experience Requirements:

• Proven Unix Systems Administrator or Engineer experience with AIX and Linux (RHEL).

• Hands-on IBM Power Systems experience, including Power10, LPAR configuration, and VIOS.

• Proficiency with HMC for provisioning, firmware updates, and capacity management.

• Experience with IBM V8000 and V9000 storage, including provisioning, replication, and tuning.

• Understanding of SAN technologies, including Fibre Channel, zoning, and multipathing.

• Experience with system monitoring, performance tuning, and capacity planning.

• Knowledge of backup and recovery, including MKSYSB and storage-based replication.

• Familiarity with enterprise security best practices, patch management, and compliance.

• Strong troubleshooting and problem-solving skills for complex infrastructure issues.

• Effective written and verbal communication with cross-functional teams and stakeholders.

• Desired: IT managed services experience in enterprise environments.

• Desired: Scripting with Bash, Perl, or Python.

• Desired: ServiceNow experience and ITIL familiarity.

Education Requirements:

• Bachelor’s degree in Computer Science, Information Technology, or related field, or equivalent experience. Education and experience requirement: Bachelor plus 2 years, or 5 years equivalent experience.

Recruitment Transparency Notice

Eliassen Group values transparency in our recruitment practices. Please be advised that Eliassen Group utilizes artificial intelligence (AI) tools as part of its initial application screening and hiring process. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team ( View email address on click.appcast.io , View phone number on click.appcast.io) inviting you to complete a brief voice screening as part of your application process. These tools assist our hiring teams in different ways, including but not limited to, assistance in reviewing application materials to help identify candidates whose qualifications most closely match the requirements of the position. All AI-assisted evaluations and responses are reviewed by human recruiters before any hiring decisions are made. The use of AI in our process is intended to support fairness, efficiency, and consistency, and Eliassen Group takes measures to prevent bias or discrimination in connection with its hiring practices. By proceeding, you acknowledge, agree, and consent to Eliassen Group’s use of these tools, including AI tools, as part of the application and hiring process.

Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.

W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.

If anyone reaches out to you about an open position connected with Eliassen Group, please ensure that you are working directly with us by confirming the following:

· When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.

· Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group.

If you have any indication of fraudulent activity, please contact View email address on click.appcast.io .

About Eliassen Group:

Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions. For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients’ capacity and accelerate meaningful outcomes. We are driven by a purpose to positively impact the lives of our employees, clients, consultants, and the communities we serve.

Eliassen is committed to building a diverse and inclusive team from a variety of backgrounds, perspectives, and skills. We are an Equal Opportunity and Affirmative Action Employer and all employment decisions are based on merit, performance, and business needs. Eliassen does not discriminate on the basis of race, color, gender identity or expression, sexual preference or orientation, sex (including pregnancy, childbirth, and related medical conditions), marital status, creed, religion, physical or mental disability, genetic information, military or veteran status, age, ancestry, national origin, citizenship status, prohibited criminal record inquiries of applicants and employees, or any other category protected by federal, state, or local laws.

Don’t miss out on our referral program! If we hire a candidate that you refer us to then you can be eligible for a $1,000 referral check!