Senior RHEL System Administrator, AWS Cloud Engineer

5 days ago

Warrenton, Virginia, United States Zivaro Inc Full time
Job Summary

The Senior RHEL System Administrator, AWS Cloud Engineer will be responsible for the upkeep, configuration, and reliable operation of computer systems, particularly multi-user systems in a cloud environment. This role requires expert-level experience in configuration and operational support of RHEL servers in an AWS EC2 environment.

Key Responsibilities
  • Configure and support RHEL servers in an AWS EC2 environment
  • Install Linux and Windows servers in a virtualized environment, troubleshoot hardware/software installation and basic networking issues
  • Set up and manage Linux and Windows systems, applications, and environments, ensuring compliance with government security standards
  • Troubleshoot network hardware and software applications, OS upgrades, and security systems to resolve operational issues and restore services
  • Maintain a customer-focused attitude to ensure customer satisfaction
  • Provide clear, concise, and timely communication with customers, supervisors, and project managers
  • Work within a team environment and attend meetings with other team members, customers, etc.
Requirements
  • Advanced/Expert-level hands-on experience with Red Hat and Linux, RHEL (7/8/9), provisioning, maintaining/patching, hardening
  • VMware admin experience (including vCenter)
  • Experience using Linux-based automation tools (Chef, Ansible)
  • Experience with AWS – specifically EC2 and S3 services
  • Deploying servers on AWS, AMI experience
  • Docker, Virtualization, Kubernetes, Containerization experience
  • Experience with use cases, performance specification development, and UML modeling
  • SELinux
  • Infrastructure Components (e.g. Symantec Endpoint Protection, WSUS, RHEL Satellite, VMWare Update Mgr., SolarWinds)
  • VMware Certified Professional, Data Center Virtualization 6 (VCP6-DCV) Certification
  • RHCSA or RHCSE Certification strongly preferred
  • Experience troubleshooting complex systems involving multiple servers, COTS products, NetApp, VMs, VDIs, and/or network issues
  • Experience with Network engineering technologies and as a network administrator
  • Ability to troubleshoot complex configuration problems or system issues
  • Knowledge of scripting skills (i.e. PowerShell, Python, Ruby, bash, etc.)
  • General working experience with firewalls (Cisco ASA) and creating ACLs
  • Experience with Cameo, Guacamole desired
  • Working experience troubleshooting cloud platforms – multi-tenant a plus
  • Familiar with scanning software i.e.. Tanium
  • Familiar with STIGs and compliance
  • Manage virtual machines and virtual infrastructure
  • Experience with monitoring and optimizing performance of virtualized environments
  • Experience in systems-of-systems definition, development, and integration
  • Ability to analyze high-level needs
Preferred Qualifications
  • 5+ years of related work experience
  • Bachelor's degree preferred but not required
  • Certifications: RHCSA or RHCSE Certification strongly preferred, AWS Cloud Admin strongly preferred
  • Security Clearance: Active DOD Top Secret Security Clearance with SCI Eligibility – TS/SCI required

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