Senior Linux Systems Engineer Jobs in Phoenix, AZ

Who We Are  

SwitchThink Solutions is a fast-growing technology company supporting our parent organization, Desert Financial Credit Union, and more than 175 external credit unions nationwide. Our solutions are built on the Correlation Keystone Platform and complemented by managed services, cloud hosting, disaster recovery, business intelligence, and AI offerings.   

Our clients trust us. We have maintained zero customer churn for eight years and consistently earn strong client advocacy, with an NPS of 84. Our employees are equally committed, bringing a collaborative, team-oriented mindset and a shared passion for excellence. Backed by the financial strength of Desert Financial Credit Union, we offer stability alongside meaningful growth opportunities.  

Who We Are Looking For 

The OPS Systems Engineer I supports the maintenance, performance, and reliability of our Linux, AIX, and DB2 environments, primarily focused on the Keystone application. They leverage foundational knowledge in system administration and a passion for learning in a collaborative, fast-paced environment. Collaborating with senior engineers they perform routine system tasks, troubleshoot issues, and assist in system upgrades and automation initiatives that ensure the operational integrity for our CUSO client base. 

What you will do here:

System Monitoring & Maintenance

• Assist in performing regular health checks and routine maintenance of Linux and AIX systems.
• Help monitor DB2 databases to ensure availability and performance.
• Support incident response by helping identify root causes and working on basic troubleshooting under supervision.
• Upgrades & Patch Support
• Learn and participate in the planning and execution of operating system and software patching/upgrades.
• Coordinate with senior engineers to apply security updates in line with organizational policies.
• Help document upgrade steps and post-upgrade verification procedures.
• Disaster Recovery & Business Continuity
• Participate in disaster recovery (DR) tests to support business continuity plans.
• Maintain and update DR process documentation as directed by senior team members.

Automation & Documentation

• Leverage automation tools and scripts to develop and maintain efficiency and reliability of daily processing jobs and tasks
• Document systems configurations, troubleshooting steps, and standard operating procedures.
• Work closely with core operations, infrastructure engineers, and other technical teams to support system reliability.

What you will need:

• Bachelor's degree in Computer Science or related field OR Equivalent combination of education and experience required.
• 3+ years related work experience required.
• 1+ years' experience with system administration, maintenance, and upgrades for Linux/AIX environments required.
• Strong problem-solving and analytical abilities required.
• Excellent communication and documentation skills required.
• Ability to work collaboratively in a team environment required. 
• 1+ years hands-on experience with DB2 database upgrades, troubleshooting, and backup strategies preferred.
• Proficiency in Linux (RHEL) and AIX administration tasks preferred.
• Expertise with DB2 database administration, tuning, and maintenance preferred.
• Expertise with cloud-based infrastructure and virtualization technologies preferred.
• Understanding of server security, networking, and storage management preferred.
• Familiarity with Keystone application and architecture and its dependencies preferred.
• RHCE, IBM Certified Administrator, AIX, DBE preferred.

What We Offer  

• A collaborative, people-first environment where your expertise directly shapes technology solutions that support credit unions and the communities they serve. At SwitchThink, you’ll work alongside experienced, mission driven professionals who value curiosity, thoughtful problem-solving, and delivering meaningful outcomes for clients. 
• Competitive compensation and comprehensive benefits, paired with strong opportunities for professional growth and long-term career development. 
• Flexibility that supports real work life balance, including generous paid time off, paid holidays, and flexible scheduling. 
• Exposure to modern, enterprise scale technology solutions, including cloud platforms, business intelligence, and AI enabled services within a regulated financial services environment. 
• Ongoing investment in your development through training, certifications, continuous learning, and clearly defined career pathways—supported by the stability of our credit union foundation and the innovation of a growing technology organization. 

Job Location: Phoenix, Arizona

Job Type: Hybrid 

 Unlock the possibilities!  

For additional information about our organization, careers, and benefits visit: https://jobs.desertfinancial.com/switchthink/us/en/search-results 

We are proud to be an EEO/AA employer M/F/D/V. We maintain a drug-free workplace and perform pre-employment substance abuse testing.