Houston- Linux Senior System Specialist - Dexian
Description
Job DescriptionWe are currently seeking an experienced Senior Linux Specialist to join the Linux support team.
The ideal candidate will be responsible for troubleshooting, deployment, and operational support of Linux based systems as well as on-going maintenance.
As part of the Linux team, the candidate will work closely with business and other IT groups to provide 3rd level support and technical expertise as needed.
Responsibilities include:
Support the operation and maintenance of Linux servers, ensuring operational availability & performance, conducting health checks, managing software upgrades, patching (including testing and implementation), system optimization and administration.
Strict adherence to change management processes to ensure changes are properly planned, documented, and deployed
Develop, review, and update existing operational documentation (SOPs, application checklists, playbooks, etc)
Provide after-hours technical support
Collaborate with the Security Operations Center (SOC) team for process optimization, tool tuning & integration, information sharing, playbook development and incident response
Implement automated near real-time monitoring of all tools to ensure proper operation and collection of pertinent data
Incident and Problem Management; including both during and post-incident, along with Root Cause Analysis
Application support, issue management and escalation
Perform incident investigation, diagnosis, and resolution
Perform system monitoring and remediation
Qualifications:
The successful candidate will meet the following qualifications:7+ years of experience installing, administering, and maintaining Oracle or Red Hat Linux based servers
5+ years of experience designing and implementing redundant systems including data backups/recoveries, high availability, load balancing, and disaster recovery
5+ years of experience designing, analyzing, and repairing large-scale distributed systems
Experience with deploying and maintaining AWS and on-premises Linux servers
Experience in application deployment automation, modern DevOps practices, and infrastructure as code
Experience with IT automation tools such as Ansible Automation Platform, Chef, Puppet, or Terraform
Knowledgeable of core IT infrastructure technologies including virtualization, networking, and storage management
Technical documentation skills
Comfortable interacting with management at various levels in a professional manner
Takes ownership of areas of responsibility and makes recommendations and decisions on the improvement and operation of those areas
High level of organizational skills
Knowledge of and experience with Security Design and Implementation
Ability to participate in after-hours technical support
Knowledge of backup and recovery methods and verification
Knowledge of EMC PowerMax and Isilon storage, including snapshots
Excellent written and verbal communications
Ability to work in a fast paced, schedule-driven, and customer-oriented environment
Experience with Bash, Perl, and Python scripting
Experience with LVM including online expansion of file systems
Preferred
Qualifications:
Experience supporting container-based platforms
SUSE Manager for patching Linux servers
Red Hat Satellite for patching Linux servers
Prometheus and Grafana for system performance monitoring
Submissions above max rate will be considered, based on background and experience
5+ yrs of experience
Dexian is a leading provider of staffing, IT, and workforce solutions with over 12,000 employees and 70 locations worldwide.
As one of the largest IT staffing companies and the 2nd largest minority-owned staffing company in the U.S., Dexian was formed in 2023 through the merger of DISYS and Signature Consultants.
Combining the best elements of its core companies, Dexian's platform connects talent, technology, and organizations to produce game-changing results that help everyone achieve their ambitions and goals.
Dexian's brands include Dexian DISYS, Dexian Signature Consultants, Dexian Government Solutions, Dexian Talent Development and Dexian IT Solutions. Visit to learn more.
Dexian is an Equal Opportunity Employer that recruits and hires qualified candidates without regard to race, religion, sex, sexual orientation, gender identity, age, national origin, ancestry, citizenship, disability, or veteran status.