RHEL Systems Administrator

DCS Corporation; Ridgecrest (CA); On-site; USD 70,310 - 90,000; Full time

Job summary

DCS Corporation in Ridgecrest, CA is seeking a Senior RHEL Systems Administrator to manage and secure our RHEL-based infrastructure onsite. You will install, configure, and maintain servers, monitor performance, and support disaster recovery efforts.

The role requires U.S. citizenship, eligibility for a security clearance, and strong Bash/Python/Perl scripting skills, with experience in virtualization and DoD 8140 compliance. On-site work is required and after-hours support may be needed.

Qualifications

• U.S. Citizenship required
• High School Diploma/GED + 10 years experience (or AA/AS +4, BA +2, MS +6)
• Security clearance eligibility
• RHEL administration expertise
• Bash and other scripting languages (Python, Perl)
• System monitoring and performance tuning
• Networking concepts (TCP/IP, DNS, routing)
• Virtualization technologies (VMware, Hyper-V)
• Strong troubleshooting and communication skills
• On-site work requirement
• RHCSA/RHCE + Security+ for DoD 8140
• Willingness for after-hours/weekend support
• Professionalism and integrity

Responsibilities

• Install, configure, and maintain RHEL servers and workstations
• Troubleshoot and resolve system issues and performance bottlenecks
• Implement and manage security measures and access controls
• Perform regular backups and disaster recovery procedures
• Monitor system performance and proactively resolve issues
• Automate admin tasks with Bash, Python, or Perl
• Provide end-user technical support
• Stay current with RHEL updates and patches
• Assist with new technologies and upgrades
• Collaborate with IT teams and management
• Produce capacity planning reports
• Work with cross-functional teams to achieve IPT mission
• Engage in R&D to improve environment and processes

Skills

RHEL administration

Shell scripting

Networking concepts

System monitoring

Troubleshooting

Security clearance

RHCSA/RHCE

DoD 8140 compliance

On-site work

Team collaboration

Communication skills

Education

High School Diploma/GED + 10 years experience

Tools

VMware

Hyper-V

Ansible

Puppet

Job description

Overview

Salary Range: $70,310 - $90,000

We are seeking a highly motivated and experienced Red Hat Enterprise Linux (RHEL) Senior Systems Administrator to join our growing IT team. In this role, you will be responsible for the administration, maintenance, and support of our RHEL-based servers and infrastructure. You will play a critical role in ensuring the stability, security, and performance of our customer's IT systems.

Responsibilities

• Installation, configuration, and maintenance of RHEL servers and workstations.
• Troubleshooting and resolving system-related issues, including performance bottlenecks, hardware failures, and software conflicts.
• Implementing and managing system security measures and access controls.
• Performing regular system backups and disaster recovery procedures.
• Monitoring system performance and proactively identifying and resolving potential issues.
• Automating system administration tasks using scripting languages (e.g., Bash, Python, Perl).
• Providing technical support to end-users.
• Staying current with the latest RHEL updates, security patches, and best practices.
• Assisting with the implementation of new technologies and infrastructure upgrades.
• Collaborating with IT Management, other IT teams, and stakeholders to ensure smooth system operations.
• Perform periodic performance reporting to support capacity planning.
• Be able to work as a team with other cross functional teams to achieve the IPT's mission.
• Participate in research and development to continuously improve the organizations environment and processes.
• Be able to work onsite - This position is not remote work eligible.

Required Skills

• Due to the sensitivity of customer related requirements, U.S. Citizenship is required.
• High school diploma/GED plus 10 years of experience, or Associate's-level (AA/AS/Technical school) plus 4 years of experience, a bachelor's degree in an IT field with 2 years of experience, or a master's degree in an IT field with 6 years' experience.
• Must be able to be granted a security clearance and maintain one for the duration of employment.
• Strong knowledge of RHEL administration, including installation, configuration, and maintenance.
• Proficiency in shell scripting (Bash) and other scripting languages (e.g., Python, Perl).
• Experience with system monitoring and performance tuning tools.
• Strong understanding of networking concepts (TCP/IP, DNS, routing).
• Experience with virtualization technologies (e.g., VMware, Hyper-V).
• Excellent troubleshooting and problem-solving skills.
• Strong communication and interpersonal skills.
• Ability to work independently and as part of a team.
• Must be able to work onsite - This position is not remote work eligible.
• Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) and Security+ to comply with DoD 8140.
• Must be willing and able to work after hours/weekend support for patching and maintenance as needed.
• Possess professionalism, courtesy, high moral character, and integrity.

Desired Skills

• Experience with automation tools (e.g., Ansible, Puppet, Chef).
• Experience with configuring and implementing Linux Security Compliance Enforcement (SCE) and FA Policy.