Senior System Administrator

Employer
Freddie Mac
Location
Reston, VA
Salary
Competitive
Posted
Mar 15, 2019
Closes
Jul 25, 2019
Ref
11341BR
Function
IT
Hours
Full Time
Are you someone who thrives in a fast-paced, support environment? Do you have a passion for system administration and a thorough understanding of the RHEL Operating System and OpenShift? If you have a proven operations and engineering experience, know what is takes to implement solutions in a complex environment and love being part of a dedicated team, we are your next destination employer! Apply to join Freddie Mac's System Administration team as our newest Senior System Administrator of RHEL & OpenShift.

CATEGORY ONE:
OpenShift Support
* Experience in build and upgrades of Red Hat OpenShift environment.
* Proven expertise in application containerization management with OpenShift
* Working experience with DevOps or Agile processes
* In-depth knowledge of best practices around Docker/Containerization
* Maintaining and enhancing automation to support setup and provisioning of new projects in OCP
* Performing regular health checks on environments
* Checking status of environments and individual tools
* Running scripted health checks
* Restarting individual tools
* Perform tasks related to persistent volumes and user access
* Build and manage Docker baseline images
* Analyze the readiness of the application to adopt microservices
* Good knowledge of the core service needed for the application (ex: TAM, AD, DB, CMDB, Monitoring etc.)

CATEGORY TWO:
Systems Operations Support
* Excellent knowledge of and experience with the Red Hat Enterprise Linux (RHEL) operating system, system configuration, and administration
* Work on production related issues. Providing resolutions to an extensive range of complicated problems. Solutions are innovative, thorough, and practicable.
* Be part of the team for on-call rotation and weekend activities as required providing 24×7 support.
* Quickly restore service during system outages, provide troubleshooting support to team members, perform proactive problem prevention, and escalate technical details to technical lead and/or to vendor support.
* Identify, analyze, fix, and determine root cause, follow-up and coordinate changes to resolve complex problems involving hardware, software, networking and applications.
* Write technical documentation, operational procedures, systems documentation and Incident and problem communications and reporting.
* Assist with the monitoring performance analysis of existing applications and ensuring that the system is consistent with ongoing need.
* Writing and managing scripts and utilities to automate day to day systems administration and configuration management tasks.
* Possessing strong network knowledge and skilled in network protocols such as TCP/IP and DNS, DHCP.
* Hands on with Server installs and storage configuration (NAS, SAN) and tools installs
* Responsible for regular backup and restore operations for Linux and Solaris Systems using Tivoli Storage Manager.
* Identify, control, maintain and verify OS baseline configurations and manage server resources and predict the need for additional capacity in advance.

CATEGORY THREE:
Project/Customer Support
* Represents the organization as the principal customer contact and often performs a project leadership role for the team. Interacts with senior customer personnel on significant technical matters frequently requiring coordination across organizational lines.
* Works under limited direction independently determines and develops approach to solutions. Work is evaluated upon completion for quality

Qualifications

* Typically has 5 - 7 years related experience in Unix System administration
* At least 2 years of experience in OpenShift AND/OR Kubernetes cluster
* College Degree or equivalent experience; advanced studies/degree preferred.
* Red Hat and Solaris System Administration
* High level of problem solving and troubleshooting capabilities
* Strong knowledge of Storage configuration and management
* Ability to work with and collaborate across the teams
* Ability to develop mutually beneficial relationships inside and outside of the division
* Ability to work independently with customers to complete tasks assigned to successfully support deployments

Preferred Skills

* RedHat Certifications
* AWS Certifications
* Experience in managing Virtual machines in VMware Virtual Environment

Today, Freddie Mac makes home possible for one in four home borrowers and is one of the largest sources of financing for multifamily housing. Join our smart, creative and dedicated team and you'll do important work for the housing finance system and make a difference in the lives of others. Freddie Mac is an equal opportunity and top diversity employer. EOE, M/F/D/V.

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