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Senior Kubernetes Administrator

Posted 3 months ago

Title: Senior Kubernetes Administrator
Location: Annapolis, MD (hybrid)
Term: 6 months contract to hire


We are currently seeking a senior-level Kubernetes Administrator to join our Message Engineering team. The ideal candidate is a team player with a rich and diverse technical background. In addition, this person must be an articulate problem solver who is passionate about standardization, a champion for automation, and is comfortable working in a highly collaborative / fast paced environment.

Primary Responsibilities

  • The Kubernetes Administrator is responsible for the sustainment and maintenance of our core Kubernetes clusters within a Bare Metal infrastructure to appropriate standards and best practices in a fast-paced work environment.
  • Their responsibilities will include administering system-level procedures; patch management; service layer application; deployment creation; redundancy management and certificate management.
  • Work with developers to build containerization that promote automated, continuous integration and accelerates delivery of new products and services
  • Install upgrades, configure, test and support system software,
  • Some on-site duties such as racking devices, cabling and deploying new systems in multiple datacenters. Able to lift 40lbs.
  • Perform configurations and adjustments to enhance system performance.
  • Perform automated and manual backup and restorative processes.
  • Ensure the necessary security procedures are implemented and enforced across their work.
  • The candidate will be responsible for monitoring software patches and assessing their impact to the supported systems and documenting a path forward.

Basic Qualifications:

  • Ability to support hybrid (part time on site) schedule at Annapolis Office
  • U.S. citizenship
  • Experience with the Unix and Linux CLI, debugging tools and network stack.
  • Working knowledge of core networking, subnetting, Firewalls and routing.
  • Proficient in configuration, troubleshooting, installation, operation, maintenance and system administration of Multiple Linux distros such as RHEL and Ubuntu.
  • Support and have a strong understanding of containerization technologies such as Docker, Kubernetes, MetalLB, haproxy, Harbor, Calico and Kubespray
  • Ability to create shell programs and utility scripts.
  • Ability to troubleshoot and resolve system hardware, software and connectivity issues.
  • Ability to work independently in an international, cross-functional team environment including occasional off-hours tasks and meetings.
  • Ability to multi-task, prioritizes workload, and successfully handles competing deadlines.
  • Ability to support a 24x7 rotating on-call schedule will be required in this position.
  • Occasional travel, as needed (<25%)
  • 1+ years of experience administering and maintaining Kubernetes bare-metal infrastructure


  • Experience working with Configuration Management Systems (git in particular).
  • Experience with Truenas and Freenas

Candidates will be responsible for following the client's COVID-19 protocols. Please refer to your MATRIX representative for specifics.

About Us

At MATRIX, we expertly match talented professionals with job opportunities to elevate careers. Since 1983, we have placed thousands of professionals at innovative clients across every industry ranging from small startups to Fortune 50 companies. It’s why we’re consistently in the top 25 of all U.S. IT staffing firms and why our consultants rate us well above the industry average, earning us ClearlyRated's Best of Staffing awards year after year. People come to us for a job, and stay with us because of our top-notch consultant care.

MATRIX is and Equal Employment Opportunity employer including disability and veteran and provides reasonable accommodations for all qualified individuals.  Supporting medical or religious documentation will be required where applicable. If you are a qualified individual you may request a reasonable accommodation under the American Disability Act (ADA). If you are a person with a disability needing assistance applying, or at any point in the hiring process, please email us at To ensure a quick response to your request, please use the words “Accommodation request” as the subject line of your email.