Functional Area Expert II; Linux​/Unix

Overview

Are you a

Functional Area

Expert II who would like to have a positive impact for millions of people? If so, we may have an opportunity for you!

TISTA associates enjoy above Industry Healthcare Benefits, Remote Working Options, Paid Time Off, Training/Certification opportunities, Healthcare Savings Account & Flexible Savings Account, Paid Life Insurance, Short-term & Long-term Disability, 401K Match, Tuition Reimbursement, Employee Assistance Program, Paid Holidays, Military Leave, and much more!

• Proficiency in System Administration: A deep understanding of Linux and Unix system administration, including configuring, monitoring, and troubleshooting various distributions (e.g., RHEL, Oracle Solaris, zLinux, Amazon Linux, Azure Linux and other flavors of Linux/Unix operating systems). Kernel and System Configuration:
  Familiarity with kernel parameters, compiling and updating the kernel, managing system resources, and tuning the operating system for performance.
• Scripting Expertise:
  Advanced scripting skills in shell scripting (Bash, Zsh), Python, Perl, or Ruby to automate routine tasks, such as backups, log rotation, patch management, and performance monitoring. Infrastructure Automation Tools:
  Experience with tools like Ansible, Puppet, Chef, Git Hub, or Salt Stack for infrastructure automation and configuration management.
• Dev Ops Practices:
  Knowledge of Dev Ops principles, including continuous integration/continuous deployment (CI/CD) pipelines, version control systems (Git), and containerization (Docker, Kubernetes).
• Networking Protocols:
  Understanding networking protocols like TCP/IP, DNS, DHCP, HTTP(S), FTP, NFS, etc., and how the work to enhance server throughput and functionality. Experience with network troubleshooting tools (e.g., netstat, tcpdump, wireshark). Security Management:
  Knowledge of system security best practices, including user management, firewall configuration (iptables, firewalld), SELinux, App Armor, intrusion detection/prevention systems (IDS/IPS), and how the work to enhance server throughput and functionality.
• Encryption and Authentication:
  Experience in securing communication channels with encryption protocols (SSL/TLS, SSH, VPNs), as well as understanding authentication systems like LDAP, Kerberos, or Active Directory, and how the work to enhance server throughput and functionality.
• Performance Optimization:
  Advanced use of tools such as top, vmstat, iotop, and sar to monitor system resource utilization and address bottlenecks. Troubleshooting:
  Skilled in diagnosing kernel issues, application crashes, and resource contention using strace, lsof, dmesg, and server logs. Capacity Planning:
  Ability to forecast resource requirements for future server scalability.
• Server Virtualization:
  Experience managing virtualized server infrastructures using VMware, KVM, or Xen, with a focus on optimizing performance and resource allocation. Containerization:
  Proficiency in deploying and maintaining Docker or Podman containers, and orchestrating workloads using Kubernetes or Open Shift.
• Cloud Server Management:
  Expertise managing Linux/Unix servers across AWS, Azure, and Google Cloud, including automation of provisioning and scaling.
• Database Server Administration:
  Experience installing, configuring, and maintaining MySQL, Postgre
  
  SQL, Maria
  
  DB, or Mongo
  
  DB databases on Linux/Unix servers.
• Storage and Optimization:
  Configures RAID, LVM, and ZFS storage solutions to support efficient database operations.
• Cross-Team
  
  Collaboration:
  
  Ability to work with a variety of teams, including developers, network engineers, infrastructure teams, and operations teams, to resolve issues, implement solutions, and share best practices to ensure reliable server performance and application compatibility.
• Server Deployment Projects:
  Leads or supports server deployment initiatives, migrations, and infrastructure upgrades.
• Project Leadership:
  While not necessarily managing large teams, a FAE II should be able to lead smaller projects or initiatives, such as deploying new technologies, improving system performance, or securing infrastructure.

• Must have experience and deep knowledge of…