Unix/Linux Administrator

Job Description:

This job opening is for an experienced Unix/Linux Administrator to provide systems and middleware support services.

The successful candidate will be part of an IT operations team that is responsible for designing and developing scalable, maintainable, highly available on-premise and cloud network/system architectures that meet business objectives and SLAs. The requirements for this position cover small and large systems infrastructures with emphasis on security, high availability, automation, in both on-premise and cloud architectures. This position requires an enthusiastic team player with a positive attitude, who is eager to learn new technologies and work under pressure.

What You'll Be Doing:
 

• Administer, monitor, and deploy middleware, systems and services in on-premise and AWS environments
• Perform middleware/systems maintenance and upgrades including deployments, installing service packs, patches, hot fixes and security configurations
• Create new and update existing scripts
• Monitor performance and ensure system availability and reliability
• Monitor system resource utilization, trending, and capacity planning
• Work within established configuration and change management policies to ensure awareness, approval and success of changes made to the middleware/systems infrastructure
• Select and implement security tools, policies, and procedures in compliance with security requirements
• Provide support and troubleshooting to resolve issues, liaise with vendors and other IT personnel for problem resolution
• Participate in 24/7 on-call rotation, and afterhours deployment tasks
• Other duties as required

What Required Skills You'll Bring:
 

• 5+ years of middleware/systems/services architecture design, implementation and administration experience in on-premise and AWS environments
• Expertise in Solaris and Linux system administration, as well as Bash, Python or other scripting languages
• Working experience with email delivery (postfix, exim, DKIM, SPF, DMARC)
• Proficiency in scripting languages such as Bash Shell or Python
• Experience supporting middleware/reporting applications (WebSphere Application Server, HCL portal, Oracle Application Server, Pentaho, Actuate)
• Hands-on experience in building and administration of virtual environments and containers using tools such as VMware, Docker, Kubernetes, Fargate
• Strong verbal and written communication skills
• Ability to work independently on projects with tight deadlines
• Analytical, thorough, logical, detail-oriented, team player

What Desired Skills You'll Bring:
 

• Experience in developing and maintaining CI/CD processes using tools like SVN, Jenkins, Maven.
• Experience with configuration management tools such as Ansible, Terraform.
• Familiarity with systems end-point security technologies (CrowdStrike, Tenable, Splunk)
• experience in database administration including tuning databases for optimal performance.