Linux Infrastructure Specialist

2 weeks ago

Atlanta, United States BeVera Solutions LLC Full time
Job Overview

Company Overview

BeVera Solutions, LLC is a rapidly expanding Data Science Consulting firm dedicated to providing exceptional solutions to its Federal Government clients. The company emphasizes Integrity and Respect for all staff members, with a CEO who values each employee and promotes this ethos throughout the organization. We offer competitive salary packages along with engaging and significant work assignments. BeVera aims to be recognized as one of the premier workplaces in the United States.

Position Summary

BeVera Solutions is in search of a driven and skilled Linux Systems Administrator. This role involves supporting the upkeep and management of IT infrastructure components, particularly focusing on Linux-based systems, networking, storage, and automation. Candidates must exhibit expertise in various IT domains, including RedHat/CentOS administration, scripting, configuration management, and virtualization. The selected individual will collaborate closely with the IT team to guarantee the reliability, security, and efficiency of the infrastructure.

Key Responsibilities:

The Linux Systems Administrator will be tasked with the following key responsibilities:

1. Linux System Management:

  • Exhibit knowledge equivalent to a RedHat Certified System Administrator and RedHat Certified Systems Engineer.
  • Develop moderately complex shell scripts for task automation.
  • Oversee operational systems, including process identification, execution tracing, and service control.
  • Configure and manage both local and network file systems, including file system attributes (permissions, encryption, ACLs).
  • Set up and manage BIND servers for IP address space oversight.
  • Independently create and maintain Ansible scripts for service configuration automation.

2. Infrastructure Oversight:

  • Install, update, and manage software, core services, and system configurations utilizing Ansible and bash shell scripts.
  • Administer and troubleshoot FreeIPA and Linux-based LDAP servers for authentication purposes.
  • Ensure system security through fundamental firewall and SE Linux configurations.
  • Oversee multiple NAS appliances that provide File, Block, and Object storage solutions.
  • Generate and execute change requests for maintenance, including documentation and after-action reports.

3. Documentation and Issue Management:

  • Maintain relevant documentation within the online wiki.
  • Log detailed issues in JIRA projects, specifying project lifecycles, meeting deadlines, and documenting issues appropriately.
  • Evaluate security vulnerabilities, formulate remediation plans, and implement solutions.

4. Troubleshooting and Analysis:

  • Independently diagnose servers and services in a scientific computing environment, identifying root causes and providing sustainable solutions.
  • Analyze active services and document their usage in the current environment, including interactions with critical services.

5. Security and Compliance:

  • Maintain a secure list of non-shared passwords.
  • Adhere to all established company and customer policies, processes, and procedures.

Qualifications:

Basic Requirements:

  • Bachelor's Degree with 4 years of relevant work experience; 4 years of additional experience may substitute for a degree.
  • Technical experience equivalent to a RedHat Certified Engineer.
  • Experience with RedHat/CentOS 7/8 administration.
  • Intermediate skills in configuration management using modern systems (Ansible, Puppet, Chef).
  • Intermediate experience with virtualization/hypervisors (VMware or equivalent).
  • Intermediate management of NAS storage appliances.
  • Intermediate scripting skills in modern scripting languages (bash, python, perl, ruby).
  • Familiarity with container technologies (Docker, Podman, libvirt, etc.).
  • Strong analytical skills.
  • Effective organizational and communication abilities.
  • Experience working with/in the CDC.
  • Must be a U.S. citizen with the ability to obtain a National Agency Check with Inquiries (NACI) clearance.

Preferred Qualifications:

  • RHCE certification.
  • Layer 2 switch networking with VLAN management.
  • Experience with Rancher Kubernetes Management Engine (RKE).
  • Familiarity with Pure FlashBlade Storage Appliance.
  • Experience with Cloudera CDP and Ubuntu.
  • Proficiency in Python 3 scripting.
  • Familiarity with the Docker containerization ecosystem.
  • Experience managing multi-protocol accessible file shares.
  • Verifiable contributions to an Open Source Project.
  • Familiarity with the configuration of Dell and HP physical servers.
  • Familiarity with HP Blade servers.
  • Knowledge of monitoring environments (Nagios, Zabbix, Sensu, Prometheus).
  • Familiarity with security vulnerability triage and remediation.
  • Cloud certification (AWS or Azure).

Note: This Statement of Work and Position Description is subject to change and modification to meet the evolving needs of the organization and its IT infrastructure. The Linux Systems Administrator is expected to adapt to changing responsibilities as required.

Equal Opportunity Employment

BeVera's hiring practices provide equal opportunity for employment without regard to race, religion, color, sex, gender, national origin, age, United States military veteran's status, ancestry, sexual orientation, marital status, family structure, medical condition including genetic characteristics or information, veteran status, or mental or physical disability, as long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law.

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