SYSTEM ADMINISTRATOR

SGS Consulting; Annapolis (MD); On-site; USD 90,000 - 140,000; Full time

Job summary

SGS Consulting is seeking an experienced Linux/infra administrator to manage large-scale Red Hat environments and storage migrations. You will coordinate with 200+ application teams, oversee VMware vSphere, and drive automation for operational efficiency.

The role requires strong scripting, problem-solving, and communication skills to ensure high availability and reliable IT services across production and development environments.

Qualifications

• Bachelor’s degree in Computer Science or related field with 5–7 years of relevant experience.
• Experience in IT infrastructure support, application support, cloud computing, or disaster recovery.
• Relevant certifications such as Azure Administrator, Oracle Cloud Administrator, VMware, or Red Hat Enterprise Linux are preferred.

Responsibilities

• Manage Red Hat Enterprise Linux 6–9 servers from hardware and OS perspectives.
• Coordinate and execute NFS storage migrations for units and infra projects.
• Manage migration activities with ~200 application teams.
• Discuss migration options with application teams and plan changes.
• Complete data migrations per schedules and project requirements.
• Manage VMware vSphere environments for highly available servers.
• Configure and maintain server processes, configurations, and backups.
• Monitor Linux and VMware platform health and performance.
• Maintain accurate server inventory in CMDB.
• Support production release management and IT change planning.
• Plan security patching activities for Linux platforms.
• Automate recurring processes with scripting and tools.
• Track infra issues and document technical details.
• Assist with racking/staging of physical servers.
• Participate in 24x7 on-call rotation for production systems.
• Perform scheduled maintenance and after-hours deployments.
• Provide technical expertise to maintain performance and reliability.
• Work with business/IT to ensure high service levels.
• Support requests for new devices and internal customer guidance.
• Evaluate emerging on-prem and cloud technologies.
• Plan infrastructure changes for business/IT environments.
• Ensure proper implementation across prod/dev environments.
• Identify opportunities to automate processes.
• Troubleshoot complex infra issues and make decisions.
• Support change management to minimize incidents.
• Follow direction from leads and managers while working independently.

Skills

Unix/Linux admin

Shell scripting

Python scripting

Team coordination

Communication skills

Problem solving

Education

Bachelor's degree in Computer Science

5–7 years of relevant experience

IT certifications (Azure, Oracle Cloud, VMware, RHEL)

Tools

Red Hat Enterprise Linux

VMware vSphere

NFS storage

SAN/NAS/RAID/Backups

Azure Cloud

Oracle Cloud Infrastructure

Zerto

Linux performance monitoring

Job description

Job Responsibilities

• Manage Red Hat Enterprise Linux 6, 7, 8, and 9 servers from both hardware and operating system perspectives.
• Coordinate and execute NFS storage migrations for unit systems and infrastructure projects.
• Manage migration activities and technical coordination with approximately 200 application teams.
• Discuss technical migration options, requirements, and impacts with application teams.
• Complete data migrations according to established schedules and project requirements.
• Manage and support VMware vSphere hypervisor environments for highly available virtualized servers.
• Configure and maintain server processes, system configurations, and backups.
• Monitor Linux and VMware platform health, availability, and performance.
• Maintain accurate server inventory and configuration information within the CMDB.
• Support production release management, including documenting, planning, and implementing IT changes.
• Plan, coordinate, communicate, and implement security patching activities for Linux platforms.
• Automate recurring processes using scripting and other available technologies.
• Track infrastructure issues and maintain accurate technical documentation.
• Assist with racking and stacking physical servers in data centers.
• Participate in 24x7 on‑call rotation for critical production systems.
• Perform scheduled maintenance and after-hours release deployment activities as required.
• Provide technical expertise to maintain performance, availability, and reliability of server infrastructure.
• Work closely with business and IT partners to maintain service levels and highly available compute services.
• Support requests for new devices and provide technical guidance to internal customers.
• Evaluate and maintain knowledge of emerging on‑premises and cloud technologies.
• Assist with planning and implementation of infrastructure changes for business and IT environments.
• Ensure proper implementation of technology across production and development environments.
• Identify opportunities to automate processes and improve operational efficiency.
• Troubleshoot complex infrastructure issues and make well‑informed technical decisions.
• Support change management practices to minimize incidents and maintain high availability.
• Follow direction from Team Leads and Managers while working independently on assigned responsibilities.

Skills

• Strong Unix/Linux system administration experience, with Linux preferred.
• Hands‑on administration of Red Hat Enterprise Linux environments.
• Experience managing physical and virtual enterprise servers.
• Strong VMware vSphere/hypervisor administration experience.
• Experience with NFS and storage migration activities.
• Working knowledge of SAN, NAS, RAID, and backup technologies.
• Experience with Microsoft Azure and/or Oracle Cloud Infrastructure preferred.
• Experience with Oracle Enterprise Linux, Solaris, or Exadata hardware is a plus.
• Scripting experience using Python and/or Shell.
• Zerto experience preferred.
• Strong understanding of server performance, availability, monitoring, and troubleshooting.
• Experience with security patching and enterprise change management.
• Strong project coordination and application‑team communication skills.
• Ability to explain highly technical information in clear, non‑technical language.
• Strong problem‑solving and decision‑making skills.
• Enterprise/Fortune 200–500 environment experience preferred.
• Financial services or other large‑scale enterprise infrastructure experience preferred.

Education / Experience

• Bachelor’s degree in Computer Science or a related field with 5–7 years of relevant experience, OR 6–9 years of relevant professional experience.
• Experience in IT infrastructure support, application support, cloud computing, or disaster recovery.
• Relevant certifications such as Azure Administrator, Oracle Cloud Administrator, VMware, or Red Hat Enterprise Linux are preferred.