Linux System Engineer

NMI is a leading software provider in the payment processing industry that powers many e-commerce and global enterprises. We create complex, distributed systems where innovation, scalability and performance are of the utmost importance. Millions of transactions around the world traverse the networks and applications that we design, build and maintain.

• Communicate with staff or clients to understand specific system requirements.
• Provide advice on project costs, design concepts, or design changes.
• Document design specifications, installation instructions, and other system-related information.
• Verify stability, interoperability, portability, security, or scalability of system architecture.
• Collaborate with engineers or software developers to select appropriate design solutions or ensure the compatibility of system components.
• Provide technical guidance or support for the development or troubleshooting of systems.
• Identify system data, hardware, or software components required to meet user needs.
• Monitor system operation to detect potential problems.
• Perform all other related duties, as assigned.

• Bachelor of Science degree in a related field and/or commensurate experience.
• 3+ years working with enterprise level Linux servers, monitoring and storage.
• Familiarity with networking equipment such as switches, firewalls and load balancers from Cisco, Juniper and F5.
• Working knowledge of PHP and Perl.
• Expertise with Linux Servers particularly Redhat or CentOS.
• Expertise with Apache, MySQL, Bash Scripting, Security and Monitoring Tools.
• Expertise with Puppet configuration and maintenance.
• Being cognizant of Systems Security.
• Fluent written communication and verbal agility.
• Working knowledge of PCI-DSS is a plus.
• Strong troubleshooting and analytical skills.
• Good communication skills.
• Genuine passion for solving problems related to scalability, performance, security and redundancy.
• Working knowledge of source control repositories like GIT.

Physical Requirements and Working Conditions

• The ability to see details at close range (within a few feet of the observer).
• General office conditions.

Tools used

• Enterprise hardware (Rack servers, SAN, load balancers, networking)
• Linux-based servers and services – Web, Application, FTP, SMTP, Puppet
• Linux-based monitoring systems
• Jira and Confluence for task and project management