Senior System Administrator | Information Technology

Organization Overview

The goal of Information Technology (IT) is to provide information resources and services to accelerate and support scientific research at The Rockefeller University. Our department is responsible for cyberinfrastructure,high-performance computing,bioinformatics,decision support,data analytics,cybersecurity,and the scientific and administrative software environment at the university. The department is in the midst of a major transition in culture,including the adoption of DevOps and Agile practices,the facilitation of self-service approaches,as well as a 'cloud first' deployment philosophy.

Overview

We seek a Senior System Administrator to partner with cross-functional technical teams and maintain our Red Hat Linux environment, HAProxy load balancers, and NetVault enterprise backups. The Senior System Administrator operates secure computing platforms and enterprise applications in the University’s network.

Reporting to the Director of Application Development and Support, the ideal candidate must prioritize tasks, troubleshoot, and solve issues quickly. They must possess excellent communication, interpersonal, decision-making, time management, and organizational skills. They will be required to absorb new technologies and remain informed on current technologies supporting the University’s world-class scientific research laboratories.

Providing infrastructure support for multiple developed systems and applications of medium to high complexity, ensuring control, integrity, and accessibility, the incumbent must comprehensively understand the Red Hat Linux OS and tools and secure Red Hat Linux-based infrastructures. Knowledge and experience with Oracle e-Business Suite and Oracle databases running under Red Hat Linux are desired. DevOps principles and best practices must be followed (infrastructure as code, automation throughout the lifecycle, etc.).

Responsibilities

Responsibilities include, but are not limited to, the following :

Utilize a thorough understanding of available technology, tools, best practices to design, manage, maintain, upgrade and monitor University computing systems; write and maintain technical documentation

Install, configure, deploy, patch, maintain, secure, monitor, and troubleshoot Red Hat Linux servers (RHEL8 or RHEL9); manage Red Hat Satellite licenses; sync and add repositories; perform upgrades to the Red Hat Satellite server

Write and maintain Ansible playbooks in git repositories to automate deployment of configurations and updates to Red Hat Linux servers; write and maintain shell scripts to automate and perform system administration tasks

Manage, maintain, and upgrade the HAProxy Enterprise; have expertise with the HAProxy solution to configure, maintain, monitor, and troubleshoot VSs for websites and applications

Manage, maintain, and upgrade the NetVault backup system / server; have expertise with the NetVault solution plus the Oracle RMAN plug-in to ensure data is reliably backed up, restored, and monitored

Setup entries in Checkmk for monitoring servers, resources, and services

Obtain and install / integrate SSL certificates to ensure secure access and credentials; manage SSH / GPG keys, including generating new key pairs, distributing public keys to relevant systems, and revoking keys. Requires strong security awareness and best practices for key management

Perform capacity planning for new and replacement servers (CPU, space, RAM); other related duties & responsibilities as assigned / requested

Qualifications

REQUIRED QUALIFICATIONS :

A bachelor’s degree in computer science, information technology, or a related field is required. Master’s degree is preferred.

Must possess at least eight (8) years of hands-on related experience.

Must possess a proven working knowledge and in-depth understanding of the following systems :

Red Hat Satellite version 6.14 or higher

Ansible version 2.14 or higher

Git version 3.9 or higher

Strong shell scripting skills (Bash, csh, sh, etc.)

SSL Certificates (both Let’s Encrypt and Sectigo or equivalent)

SSH keys and GPG keys

Monitoring software (Checkmk or equivalent)

NetVault version 3.1.3 or higher with Oracle RMAN plug-in

HAProxy Enterprise version 2.8 or higher, including HAProxy Fusion

Excellent analytical ability, strong judgment and management skills, and the ability to work effectively and independently with clients, vendors, IT management, and staff.

PREFERRED QUALIFICATIONS :

Experience with other versions of UNIX / Linux such as Ubuntu, Debian, Fedora, etc...

Experience with Oracle e-Business Suite, Oracle databases, MySQL databases, and other UNIX services such as Apache, PHP, etc.

Experience working in a higher education or research environment preferred.

Red Hat Linux Engineer Certification(RHEL8 or RHEL9) : preferred.

The Rockefeller University does not discriminate in employment on the basis of race, color, religion, sex (including pregnancy, gender identity), national origin, political affiliation, sexual orientation, marital status, disability, genetic information, age, membership in an employee organization, retaliation, parental status, military service or other non-merit factor. All qualified applicants will receive consideration for employment without regard to the characteristics listed above.

The salary of the finalist selected for this role will be set based on various factors, including but not limited to organizational budgets, qualifications, experience, education, licenses, specialty, and training. The hiring range provided represents The Rockefeller University's good faith and reasonable estimate of the range of possible compensation at the time of posting.

Compensation Range : Min

USD $135,000.00 / Yr.

Compensation Range : Max

USD $150,000.00 / Yr.

Salary : $135,000 - $150,000