Systems Administrator - Linux - Nesco Resource, LLC

Contract-to-Hire position. Requires on-site presence in Rochester NY. -No remote option available-

Job Description:
The IT System Administrator (SA) is responsible with the Global team to manage the server infrastructure environment. The types of servers include Linux and Windows operating systems supporting many services such as domain controllers, file servers, print servers, database servers, backup servers, web servers, and numerous application servers that are physical and virtual, both on premise and in Azure.

The servers support applications and services that are both critical and non-critical. The role includes all aspects of support, from initial builds, through patching, upgrading, monitoring, troubleshooting, and other ongoing keep-it-running and keep-it-current activities.

The role requires the participation in some kind of after-hours support and/or on-call rotation, since many systems require 24 x 7 up-time for business use around the world.

The SA works closely with peer IT colleagues as well as members of the business teams to define all the requirements necessary to meet the business needs. The candidate will also be a key contributor on a Global cross-functional team that will research, select, and help implement systems and solutions.

The role requires a highly motivated individual with strong troubleshooting, technical and communication skills, and a willingness to work in a fast-paced, changing environment with experience in various server technologies and equipment.

General familiarization with other infrastructure areas such as desktop support, the data network environment, and IT security are also highly desirable, as there is close interaction with these members of the IT team.


Responsibilities:

• Support all ITIL processes for the server environment (incident, change, asset management, etc.)
• Support systems both locally and remotely (Windows Server OS, Linux (Ubuntu/Rocky), other experience is a plus)
• Create and maintain operational support documentation.
• Follow established procedures to ensure consistency and standardization of the environment
• Assists in client consulting, project execution and management activities
• Perform on call and other support tasks as needed, often outside of normal work hours.
• Linux SME for team and company

• Basic hardware support, able to troubleshoot and replace components, place service call and initiate warrantee replacement.
• Must have a proficiency with Linux (Ubuntu/Rocky OS preferred), Windows skills are desired and other OS's are a plus.
• Possess a working knowledge of Linux OS (CentOS/RHEL/Rocky/Ubuntu experience preferred)
• Excellent People and Teamwork skills
• Sound interpersonal and communication skills and the ability to communicate at all levels
• Strong organizational skills and demonstrated ability to meet deadlines and manage multiple priorities
• Multitasking and flexible to accommodate changing business needs and priorities
• Analyses possible solutions and solve issues using standard practices and procedures
• Strong customer focus
• Ability to work in a fast paced environment
• Willingness to embrace some risks to maintain momentum

• Extensive Linux experience in Cent/Rhel/Rocky 7+, and Ubuntu 18+ basic operations, and daily activities.

• LVM (Logical Volume Manager), logical disk management and filesystem structures (ext 4, xfs, rsync, etc)
• Cron
• Load Monitoring and Load Mitigation knowledge (ps, sar, top etc etc)
• Manage services and daemonsservice (service/systemctl systemd/system V operations)
• DNF, APT and package manager experience.
• Knowlege of the logging infrastructure with the Linux OS.
• Local account management knowledge via group, passwd files, and useradd tools. Including sudo, sudoers file, and elevated permissions management.
• SSH security mechanisiums, i.e. preshared keys, etc.

• Ansible/AWX (OSS of Ansible Tower) experience
• Bash scripting, and knowlege of bash shell, profiles, environments, *regular expressions, and other shells.
• Command shell, X windows/graphical infrastructure, and a manager (Gnome, KDE, etc)
• Knowledge of vunlerability mitigation, and ability to work with corporate security practices.
• NFS and Samba experience, and knowlege of automounting mechanisms.
• Hypervisor experience (Hyper-V preferred).

• Windows Server 2019, 2022 primarily (some older versions)
• Experience with Zabbix
• Experience with integrating Linux servers into AD environments (SSSD [replacing QAS]).
• Basic knowledge of or experience with public clouds (Azure preferred)
• Able to solve complex problems or problems where precedent may not exist, takes a new perspective using existing solutions
• Uses best practices and knowledge of internal or external business issues to improve products/services or processes
• Able to lead the work of project teams; may formally train junior staff
• Acts as a resource for colleagues with less experience
• Ability to work independently; receives minimal guidance

• Quest Authentication Services (QAS) installation / management
• Veeam installation / management
• Linux shell & Powershell coding experience
• General networking experience/troubleshooting
• Experience in server OS licensing, upkeep, renewals, etc.
• Oracle / Database experience
• Apache / web server experience
• Experience with containers (Docker, containerd, etc.)
• Knowledge of Kubernetes / ZFS

• 2 year college degree in IT related field, or equivalent experience

Nesco Resource provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.