What are the responsibilities and job description for the Linux DevOps Administrator position at Judge Group, Inc.?
Job Details
Location: Phoenix, AZ
Salary: Depends on Experience
Description:
Position Overview
Our client is seeking an experienced Senior Linux Administrator to support a mission-critical research environment that directly enables world-class research. This is a senior individual-contributor role requiring deep technical expertise in Red Hat Enterprise Linux ecosystems (Rocky Linux, RHEL, CentOS), automation, and operational excellence in a highly collaborative non-profit research setting. This position is located within a group otherwise engaged in management of Windows-based directory services and Nutanix virtual environments, that is transitioning to a more DevSecOps automated operations regime.
Required Qualifications
Core Technical Competencies
Expert-level administration of Rocky Linux/RHEL including:
Strong proficiency in core networking concepts and protocols, including:
Monitoring: Nagios/Core administration, check development, and maintenance
DevOps and automation: Ansible (playbook development, inventory management, large-scale automation)
Container technologies (Docker/Podman) - build, optimization, troubleshooting Kubernetes and Red Hat OpenShift experience
Strong scripting capability: Bash, sed, awk, grep (must be able to develop and debug complex scripts)
Preferred Skills & Experience
Key Responsibilities
By providing your phone number, you consent to: (1) receive automated text messages and calls from the Judge Group, Inc. and its affiliates (collectively "Judge") to such phone number regarding job opportunities, your job application, and for other related purposes. Message & data rates apply and message frequency may vary. Consistent with Judge's Privacy Policy, information obtained from your consent will not be shared with third parties for marketing/promotional purposes. Reply STOP to opt out of receiving telephone calls and text messages from Judge and HELP for help.
Contact:
This job and many more are available through The Judge Group. Please apply with us today!
Salary: Depends on Experience
Description:
Position Overview
Our client is seeking an experienced Senior Linux Administrator to support a mission-critical research environment that directly enables world-class research. This is a senior individual-contributor role requiring deep technical expertise in Red Hat Enterprise Linux ecosystems (Rocky Linux, RHEL, CentOS), automation, and operational excellence in a highly collaborative non-profit research setting. This position is located within a group otherwise engaged in management of Windows-based directory services and Nutanix virtual environments, that is transitioning to a more DevSecOps automated operations regime.
Required Qualifications
- Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent professional experience)
- W2 Only
- 7 years of hands-on Linux systems administration experience in production environments
- Extensive experience with Rocky Linux and other Red Hat-based distributions
Core Technical Competencies
Expert-level administration of Rocky Linux/RHEL including:
- Systems service management
- Package management (dnf/yum)
- Filesystem administration and optimization (ext4, XFS, LVM)
- Security hardening and compliance (CIS benchmarks, SELinux, firewalld)
- SSSD and Active Directory realm binding
- Patch management strategies and execution
- Kernel, filesystem, and network performance tuning
Strong proficiency in core networking concepts and protocols, including:
- In-depth understanding of the TCP/IP stack and packet flow
- IPv4/IPv6 addressing, subnetting, VLSM, and CIDR notation
- Static and dynamic routing principles (OSPF, BGP, EIGRP experience a plus)
- Configuration and troubleshooting of DHCP, DNS (including BIND and authoritative/resolver roles), and related services
- VLANs, trunking (802.1Q), and Layer 2/Layer 3 switching fundamentals
- Common network services and protocols (NTP, SNMP, ICMP, ARP, etc.)
- Packet analysis using tools such as tcpdump and Wireshark
Monitoring: Nagios/Core administration, check development, and maintenance
DevOps and automation: Ansible (playbook development, inventory management, large-scale automation)
Container technologies (Docker/Podman) - build, optimization, troubleshooting Kubernetes and Red Hat OpenShift experience
Strong scripting capability: Bash, sed, awk, grep (must be able to develop and debug complex scripts)
Preferred Skills & Experience
- Administration of NetBox or similar CMDB/IPAM solutions
- GitLab administration and CI/CD pipeline experience
- Perl and Python scripting (including REST API integrations)
- Cohesity backup platform
- Nutanix AHV and VM management
- Working knowledge of Active Directory and Windows Server support
- Familiarity with Atlassian tools (Jira, Jira Service Management, Confluence, JSM Assets)
Key Responsibilities
- Proactively monitor, maintain, and troubleshoot Linux-based research computing systems
- serving premier biomedical researchers
- Provide white-glove, courteous, and clear technical support via ticket system and direct
- researcher interaction
- Partner with DevSecOps and InfoSec team members to create, enhance, and harden automation of Linux system management
- Own and continuously improve Standard Operating Procedures (SOPs) in Confluence
- Actively participate in weekly Change Control process using Jira Service Management
- Maintain accurate, real-time infrastructure documentation and asset records in NetBox
- and JSM Assets; coordinate with Finance for federal grant compliance
- Track daily tasks, projects, and deliverables in Jira; participate in monthly workload review
- Collaborate closely with DevSecOps, Network, Windows, HPC and Information Security
- teams to resolve complex incidents
- Offer guidance and mentorship to other technical staff to learn Linux system administration and related technologies and skillsets
By providing your phone number, you consent to: (1) receive automated text messages and calls from the Judge Group, Inc. and its affiliates (collectively "Judge") to such phone number regarding job opportunities, your job application, and for other related purposes. Message & data rates apply and message frequency may vary. Consistent with Judge's Privacy Policy, information obtained from your consent will not be shared with third parties for marketing/promotional purposes. Reply STOP to opt out of receiving telephone calls and text messages from Judge and HELP for help.
Contact:
This job and many more are available through The Judge Group. Please apply with us today!
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