Linux Cloud Administrator

Aires•Pittsburgh, PA

2d•Hybrid

About The Position

Aires (www.aires.com) has been providing best-in-class relocation management services for 40 years and is a recognized industry leader in delivering high quality relocation and assignment management services to leading corporations.Aires' Innovative Technologies team is creating technologies that mobilize the modern workforce. Our technology enables our customer services teams, our clients, and their employees, as well as our partners to deliver exceptional, industry-leading service. We Have… An award-winning technology platform, built in-house, that aligns with the future state of Global Mobility A strong Aires brand consistently ranked among the mobility industry's highest annual customer-satisfaction scores and a client retention rate of over 98% A high internal promotion rate and long-tenured employees, highlighting our commitment to career growth and development A comprehensive benefits package, including a 401K matchHybrid work environment – Candidate must be local to Pittsburgh, PA. Relocation assistance is not provided. An excellent career opportunity is currently available for a Linux Cloud Administrator local to the Aires Pittsburgh, PA office. The Linux Cloud Administrator has strong expertise in RedHat Enterprise Linux (RHEL) administration and AWS cloud infrastructure. This role focuses on building, securing, and operating Linux-based systems within AWS. The ideal candidate has extensive hands-on experience managing Linux systems in AWS, implementing automation through Infrastructure-as-Code, and maintaining secure, highly available cloud infrastructure. The Linux Cloud Administrator will manage and maintain Linux infrastructure running in AWS environments across production and non-production workloads. Responsibilities include provisioning and hardening Linux systems, managing patching and lifecycle activities, supporting enterprise identity integration, and implementing infrastructure automation. This role will also contribute to Infrastructure-as-Code initiatives using Satellite, Terraform and/or AWS CloudFormation, helping standardize system builds, improve deployment consistency, and support secure and scalable cloud operations.

Requirements

Associate’s or bachelor’s degree in Computer Science, Information Systems, or related field preferred.
4+ years of hands-on AWS administration experience
Strong Linux systems administration experience in cloud environments
Experience building and managing Amazon Linux and/or Red Hat Enterprise Linux (RHEL) systems
Experience deploying and managing Linux systems in AWS EC2 environments
Experience implementing or supporting Infrastructure-as-Code using Terraform or AWS CloudFormation
Experience using Ansible for configuration management and automation
Experience with enterprise Linux patching and lifecycle management tools
Experience supporting Linux identity and authentication services
Hands-on experience with: EC2, VPC, IAM, S3, CloudWatch, EBS, CloudTrail
Experience with: TLS fundamentals Certificate chains (root/intermediate) CSR generation Certificate lifecycle management Certificate renewals and rotations Troubleshooting certificate-related issues
Scripting experience (Bash required; Python preferred)
Experience aligning Linux builds and configurations with CIS benchmarks
Familiarity with CI/CD pipelines and automation workflows
Strong troubleshooting skills across Linux systems, networking, and cloud infrastructure
Strong analytical, critical thinking, and troubleshooting skills
Ability to manage multiple priorities in a dynamic environment
Team-oriented with strong collaboration skills
Strong communication and documentation abilities
Proactive mindset focused on reliability, security, and operational excellence

Responsibilities

Administers and supports AWS infrastructure across production and non-production environments
Manages core AWS services including EC2, VPC, IAM, S3, EBS, CloudWatch, and CloudTrail
Monitors system health and performance using AWS-native monitoring and logging tools
Implements AWS security best practices including least privilege IAM policies, security groups, encryption, and key management
Supports infrastructure reliability, scalability, and operational stability
Provisions, configures, and maintains Linux servers running in AWS EC2 environments
Builds and manages standardized Amazon Linux and RHEL system images
Performs Linux patching, lifecycle management, and repository management using enterprise systems management platforms
Troubleshoots Linux performance, networking, storage, and system services
Optimizes Linux systems for performance, security, and reliability in AWS environments
Implements Infrastructure-as-Code (IaC) using Terraform and/or AWS CloudFormation
Supports automation pipelines using Jenkins
Develops scripts using Bash and/or Python to automate operational tasks
Uses Ansible to automate system configuration, patching, and application deployment workflows
Supports automated system builds and configuration management
Identifies opportunities to improve infrastructure automation and operational efficiency
Supports Linux identity integration with enterprise authentication services
Manages host enrollment and authentication troubleshooting
Ensures reliable access control across Linux systems in cloud environments
Implements and maintain Linux security configurations aligned with CIS benchmarks
Performs OS hardening and maintain secure baseline configurations
Monitors configuration drift and support remediation efforts
Manages PKI and certificate lifecycle operations, including certificate issuance, renewal, and troubleshooting
Supports backup, disaster recovery, and system resilience strategies
Participates in incident response, root cause analysis, and maintenance operations
Maintains documentation, runbooks, and operational procedures
Works within a ticketing and change management environment