Sr. Technical Support Engineer - Level 3 (AIX/LINUX)

Sr. Technical Support Engineer - Level 3 (AIX/LINUX) Park Place Technologies is a global data center and networking optimization firm. We offer a robust portfolio of IT solutions to optimize networking and data center uptime and performance, serving 21,000+ customers in more than 154+ countries and 90% of Fortune 500 companies and 40% of Forbes 100 clients. Park Place Life reflects our culture—collaborative, responsive, diverse, and driven by integrity. We have been recognized as a NorthCoast 99 “Best Workplace” winner for 10 consecutive years. Benefits We cover 100% of your Healthcare benefits! Flexible Vacation to promote work-life balance. 12 weeks of Paid Maternity Leave Profit Sharing 401K matching contributions and earnings are always 100% vested. Plus, much more! Responsibilities Systems Administration & Support: Perform advanced support and troubleshooting for IBM AIX and enterprise Linux systems. Manage LPAR configurations and troubleshoot HMC-managed Power Systems. Maintain high availability, performance, and reliability of customer environments. Participate in an on-call rotation for escalated support outside normal business hours. Patch Management, Security & Recovery: Plan and implement OS patches, firmware updates, and security hardening; manage backups/restores and disaster recovery procedures; conduct regular vulnerability scans and remediation. Support deployment and management of containerized workloads using Docker and Kubernetes. Work with Linux-based VMs and virtualization technologies (KVM, VMware, PowerVM). Monitoring & Documentation: Proactively monitor system health and respond to incidents; maintain detailed documentation (procedures, configurations, runbooks). Log and track time spent on tasks for billing and workload visibility. Act as an L3 escalation point for junior engineers. Collaborate with internal teams and communicate directly with customers as needed. Provide root cause analysis, status reports, and contribute to continuous improvement. Experience 8-10+ years of IBM AIX systems administration (vios, lpar, nim, hmc). 10+ years supporting Linux environments (RedHat, CentOS, Ubuntu, or SUSE). Experience with HMC/LPAR troubleshooting. Familiarity with on-call operations and support ticket workflows. Technical Skills Proficiency in shell scripting (Bash, Korn, etc.) and automation tools (Ansible, Python). Strong understanding of TCP/IP networking, DNS, storage (SAN/NAS), and backup tools. Experience with Kubernetes (highly desired) and Docker or similar container platforms (preferred). Experience in multi-tenant or MSP-style environments is a plus. Soft Skills Self-motivated and able to manage tasks independently in a remote setting. Strong time management and documentation discipline. Excellent verbal and written communication skills. Team-oriented, with a proactive approach to problem-solving. Certifications IBM Certified System Administrator – AIX CompTIA Security+ or equivalent Other Remote position with occasional travel (10–15%) for client or team meetings. Participation in a rotating on-call schedule. Must have access to reliable high-speed internet and a secure working environment. Equal Opportunity Park Place Technologies is an Equal Opportunity Employer M/F/D/V. If you are a qualified individual with a disability or a disabled veteran, you may request a reasonable accommodation if you are unable or limited in your ability to access job openings or apply for a job on this site as a result of your disability. You can request reasonable accommodations by calling View phone number on click.appcast.io. Park Place Technologies has an in-house recruiting team that focuses exclusively on the hiring needs of our company. We are not currently accepting additional third-party agreements or unsolicited resumes. If you would like to be considered as a preferred partner with Park Place Technologies, please submit your detailed information to View email address on click.appcast.io. Any CVs submitted directly to hiring managers will be considered unsolicited and become the property of Park Place Technologies. Job details Seniority level: Mid-Senior level Employment type: Full-time Job function: Information Technology and Analyst Industries: IT Services and IT Consulting #J-18808-Ljbffr Park Place Technologies