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Vantor

Senior Cloud Systems Administrator

Vantor

. Administer Red Hat Linux-based operating systems .

Posted 10/21/2026full-timeRemote • United StatesSenior💰 $109,000 - $183,700 per yearWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in administering Red Hat Linux-based operating systems and AWS cloud infrastructure, with a strong focus on security compliance and network management. Proficient in CI/CD pipeline development and maintaining secure environments for big-data analytics.

Highest-signal resume keywords
Linux-Based System AdministrationAWS Cloud AdministrationCI/CD Pipeline DevelopmentSecurity Compliance ManagementNetwork Infrastructure Provisioning

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
Red Hat Linux AdministrationAWS Infrastructure DeploymentBig-Data Analytics TechnologiesSystem Maintenance and PatchingConfiguration Issue ResolutionVPN ManagementInfrastructure as Code (IaC)Agile Development MethodologiesContainerization ConceptsNetwork Security Management
Soft Skills
Advanced Analytical SkillsGood Written/Verbal CommunicationCollaborative Environment Experience
Tools & Technologies
NessusPrismaQRadarKubernetesOpen-Source Technologies
Certifications & Qualifications
U.S. Government Security ClearanceAWS Certified Cloud PractitionerCompTIA Security+CompTIA Network+RHCERHCSACertified Kubernetes ACKA
Industry Keywords
Cloud-Based SystemsSecure PKIIPSECVPN-Enabled EnvironmentsAuthority to Operate (ATO)

Tech Stack

Tools & technologies
AWSCloudKubernetesLinuxTypeScript

About the role

Key responsibilities & impact
  • Administer Red Hat Linux-based operating systems
  • Install and operate open-source technologies supporting large-scale big-data analytics and streaming
  • Deploy highly available, scalable, and secure AWS-focused cloud infrastructure
  • Administer the AWS platform
  • Work with Development to build and maintain CI/CD pipelines for automated infrastructure deployment and configuration
  • Perform system maintenance, patching, updates, and data backups
  • Install, maintain, and patch system applications
  • Troubleshoot and remediate system and application issues
  • Coordinate with vendors on technical support and upgrades
  • Analyze and resolve configuration issues across development, test, and production environments
  • Maintain VPNs between customer networks, cloud, and other environments
  • Participate in security compliance efforts
  • Research, design, and recommend application configurations based on security best practices and program requirements
  • Lead AWS and cluster networking design and implementation
  • Perform continuous monitoring, identify lifecycle-management needs, and respond to system and security incidents

Requirements

What you’ll need
  • Must be a U.S. Citizen
  • Active U.S. Government security clearance required; pre-existing CBP suitability and/or TS/SCI clearance
  • Bachelor’s degree in computer science, computer engineering or related field; 4 additional years of experience may substitute for a degree
  • 8 years Linux-based system administration experience
  • 3 years of administration in cloud-based systems
  • Experience working on Agile Development teams
  • Experience provisioning and sustaining network infrastructures
  • Experience developing and managing secure networks for secure PKI, IPSEC, or VPN-enabled environments
  • Experience developing and/or maintaining an ATO (authority to operate)
  • AWS Certified Cloud Practitioner certification desired
  • CompTIA Security+ or Network+ certification desired
  • RHCE or RHCSA certification desired
  • Certified Kubernetes ACKA desired
  • At least one focused AWS certification, such as Security, desired
  • Working knowledge of DevOps methodologies and Infrastructure as Code (IaC) approaches
  • Working knowledge of PaaS, virtualized cluster management, and containerization concepts and technologies
  • Advanced analytical skills
  • Good written/verbal communication skills and collaborative-environment experience
  • Experience or familiarity with Nessus, Prisma, QRadar, and Kubernetes
  • U.S. person status may be required under applicable export control laws

Benefits

Comp & perks
  • Robust 401(k) with company match
  • Mental health resources
  • Student loan repayment assistance
  • Adoption reimbursement
  • Pet insurance
  • Competitive total rewards package