Senior Linux Admin: Cloud Automation & Security

Concept-Solution; Egg Harbor Township (NJ); Hybrid; USD 95,000 - 108,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

Life insurance

401(k) plan with matching

Job summary

Concept Solutions is seeking a Senior Linux Administrator to support FAA I&O, managing enterprise Linux across physical, virtual, and cloud environments. Responsibilities include automation, patching, security hardening, and IaC practices.

Hybrid schedule with 3 days in Atlantic City, NJ, and FAA security clearance is required. The role emphasizes RHEL administration, cloud provisioning, and collaboration with security and infrastructure teams to ensure mission-critical operations.

Qualifications

• Bachelor’s degree in Information Technology, Computer Science, or related field and 8+ years of relevant experience.
• Strong experience administering Red Hat Enterprise Linux (RHEL 7+) environments.
• Strong scripting experience in Python and Bash.
• Experience with Terraform, Ansible, PowerShell, Git/Bitbucket.
• Knowledge of Linux security including SELinux, iptables, STIG implementation, OpenSTIG.
• Experience with AWS/Azure cloud provisioning.
• Experience with VMware and/or Nutanix.
• Knowledge of Active Directory integration.
• Experience with Tanium, Satellite, or enterprise patch automation.
• Strong TCP/IP networking fundamentals.
• Ability to obtain RHCSA certification or equivalent.

Responsibilities

• Administer, configure, maintain, and troubleshoot enterprise Linux environments consisting of RHEL 7+.
• Manage Linux OS lifecycle processes including automated deployment, provisioning, maintenance, patching, and decommissioning across physical, VMware, Nutanix, and cloud environments
• Build and deploy Linux systems from bare metal, virtual infrastructure, and cloud platforms using standardized automation frameworks
• Manage Linux storage, partitioning, RAID groups, file systems, volume management, and backup/recovery processes
• Support Linux Active Directory integration, FreeIPA authentication services, and enterprise identity management
• Develop and maintain automation solutions using Python, Bash, PowerShell, Terraform, and Ansible
• Automate OS deployments, patching, software distribution, server configuration, and lifecycle management
• Build and manage AMIs, deployment templates, and cloud/virtual images
• Support Git/Bitbucket workflows and DevSecOps toolchains
• Leverage AI-assisted development tools to improve operational efficiency
• Implement and maintain Linux security controls including SELinux, iptables, STIGs, OpenSTIG, and OS firewall configurations
• Perform vulnerability remediation, security hardening, and compliance validation
• Execute automated OS patching using tools such as Tanium or Red Hat Satellite
• Participate in scheduled monthly patching rotations, including weekend maintenance windows
• Support change control, audit readiness, and agency security initiatives
• Provision and manage AWS/Azure cloud services including EC2, S3, RDS, Security Groups
• Support VMware and Nutanix guest OS deployment and management
• Manage enterprise storage solutions across virtualization and cloud platforms
• Troubleshoot network connectivity, TCP/IP, subnetting, and port/service dependencies
• Support incident, service request, and break-fix activities through Jira and ServiceNow
• Document operational procedures, deployment processes, and technical standards in internal knowledge bases/Wikis
• Collaborate with Agile teams, infrastructure engineers, security teams, and application owners
• Provide exceptional customer service while supporting enterprise stakeholders

Skills

RHEL admin

Automation

DevSecOps

Terraform

Ansible

PowerShell

AWS/Azure

VMware/Nutanix

Security hardening

Networking TCP/IP

Education

Bachelor's degree in IT/CS

Tools

Tanium

Red Hat Satellite

Job description

Concept Solutions is seeking a Senior Linux Administrator to support FAA I&O, managing enterprise Linux across physical, virtual, and cloud environments. Responsibilities include automation, patching, security hardening, and IaC practices.

Hybrid schedule with 3 days in Atlantic City, NJ, and FAA security clearance is required. The role emphasizes RHEL administration, cloud provisioning, and collaboration with security and infrastructure teams to ensure mission-critical operations.