Systems Administrator

TriOptus; Annapolis (MD); On-site; USD 90,000 - 230,000; Full time

Job summary

TriOptus is seeking a skilled System Administrator to manage Red Hat Enterprise Linux (RHEL) servers across diverse environments. You will be responsible for system upgrades, security compliance, and performance optimization, while collaborating with cybersecurity teams. This is a mid-senior level contract position requiring expertise in Red Hat administration and strong troubleshooting skills in a dynamic IT environment.

Qualifications

• Experience managing RHEL servers and performing security hardening.
• Ability to communicate with technical and non-technical stakeholders.
• Experience in troubleshooting and supporting application teams.

Responsibilities

• Install and maintain Red Hat Enterprise Linux (RHEL) servers.
• Monitor system performance and minimize downtime.
• Automate tasks using tools like Ansible.

Skills

Red Hat administration

System troubleshooting

Network protocols

Backup and recovery methodologies

Ansible

Bash

Python

Load balancing

Job description

Direct message the job poster from TriOptus

The proposed resource shall be responsible for performing the following tasks:

a. Install, configure, and maintain Red Hat Enterprise Linux (RHEL) servers across development, testing, and production environments.

b. Execute system upgrades, patch management, and security hardening in compliance with industry and organizational standards.

c. Monitor system performance and troubleshoot to minimize downtime and maximize efficiency.

d. Automate routine system administration tasks using tools such as Ansible, Bash, or Python.

e. Configure and maintain Red Hat Satellite, Identity Management (IdM), and other related RHEL ecosystem tools.

f. Collaborate with cybersecurity teams to ensure compliance with all security policies and protect systems from vulnerabilities.

g. Manage storage solutions and ensure effective backup and disaster recovery capabilities.

h. Support application teams by offering guidance on best practices for Linux-based deployments.

i. Maintain comprehensive system documentation, including configurations, procedures, and troubleshooting guides.

j. Participate in on-call rotation and respond to incident escalations.

k. Set up Network File Servers (NFS) and manage mount points.

l. Configure cron jobs for both system and application tasks.

Offeror Resource Skills, Experience, & Capabilities:

The proposed resource should demonstrate the following skills and capabilities:

Experience with:

• Working in complex, networked systems with robust networking protocols.
• Administering Unix (AIX) IBM pSeries systems.
• Managing systems and applications, including but not limited to:
• Oracle WebLogic Servers
• Oracle Database Servers
• Progress 4GL/Database Servers/OpenEdge
• vSphere-hosted RHEL Servers
• Rubrik backup systems
• Oracle Database backups
• PeopleSoft
• Elastic Search
• Oracle OBI
• Red Hat performance tuning and optimization.
• Load balancing, partitioning, backup/recovery, and disaster recovery strategies.
• Operating in environments requiring 24/7 availability.
• Supporting application development and troubleshooting.
• Interacting with Red Hat Support for issue resolution.
• Providing support for electronic imaging systems.

Ability to:

• Work collaboratively within a team.
• Communicate effectively with both technical and non-technical stakeholders.
• Demonstrate leadership and initiative in project execution.
• Provide day-to-day technical support and interface with end users and the helpdesk.
• Apply backup, recovery, and networking methodologies.
• Diagnose and resolve issues across OS, database, and application layers.

Knowledge of:

• Red Hat administration practices, including configuration, performance tuning, and optimization.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Contract

Job function

• Job function

  Information Technology

• Industries

  Staffing and Recruiting

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