Linux (RHEL) Operating Systems Lead

The Linux (RHEL) Operating System Lead is responsible for the administration and optimization of Red Hat Enterprise Linux (RHEL) systems supporting the NRCs High Performance Computing System (HPCS) including the Computational Fluid Dynamics (CFD) cluster and cloud-based environments.

REQUIRED QUALIFICATIONS

Experience

• 8 years of experience in Linux system administration (RHEL preferred)
• Strong experience with:
• Linux system performance tuning
• Shell scripting (Bash Python)
• System monitoring tools
• Experience supportingHPC environments or compute clusters
• Familiarity with:
• Virtualization (VMware)
• Cloud environments (AWS GovCloud Azure)
• Knowledge ofFISMA NIST and federal security standards
• Strong troubleshooting and analytical skills

Education

• Bachelors degree in IT Computer Science or related field (or equivalent experience)

Clearance

• Must be able to obtain and maintain an NRC security clearance (Public Trust or higher)

Preferred Qualifications

• Red Hat certifications (RHCSA RHCE)
• Experience with:
• HPC schedulers (e.g. Slurm PBS)
• Parallel computing environments
• Experience with scientific/engineering tools (e.g.ANSYS CFD applications)
• Automation tools (Ansible Puppet)

Key Responsibilities

• Administer and maintainRHEL-based systemsin standalone and cloud environments
• SupportHPC/CFD Linux cluster operations including performance tuning and job scheduling
• Install configure and maintain scientific and engineering applications (e.g. ANSYS Nek5000)
• Monitor system health performance and availability
• Troubleshoot system failures and restore services quickly
• Implementsecurity patches updates and vulnerability remediation
• Supportcontinuous monitoring and FISMA compliance activities
• Manage user accounts permissions and access controls
• Configure networking storage and cluster components
• Maintain system documentation scripts and operational procedures
• Automate administrative tasks where possible
• Support system upgrades capacity planning and scaling
• Collaborate with stakeholders and participate in technical planning discussions

Deliverables & Expectations

• Monthly status and asset reporting
• Participation in system health reviews and change control boards
• Continuous improvement and modernization of systems
• Maintain high availability and operational readiness of HPCS systems

WORK ENVIRONMENT

The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of the job. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions.

• Location: Rockville MD
• Type of environment: Onsite NRC Headquarters (Rockville MD) with support to NRC data centers CFD cluster and cloud environments
• Noise level: Medium
• Work schedule:Standard hours:8:00 AM 4:30 PM
• Amount of Travel:Participation inon-call rotation. Ability to respond onsite within1 hourif required

TekSynap is a fast growing high-tech company that understands both the pace of technology today and the need to have a comprehensive well planned information management environment. Technology moving at the speed of thought embodies these principles the need to nimbly utilize the best that information technology offers to meet the business needs of our Federal Government customers. Apply now to explore jobs with us at.

We offer our full-time employees a competitive benefits package to include health dental vision 401K life insurance short-term and long-term disability plans vacation time and holidays.

TekSynap is a drug-free workplace. We reserve the right to conduct drug testing in accordance with federal state and local laws. All employees and candidates may be subject to drug screening if deemed necessary to ensure a safe and compliant working environment.

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EQUAL EMPLOYMENT OPPORTUNITY

In order to provide equal employment and advancement opportunities to all individuals employment decisions will be based on merit qualifications and abilities. TekSynap does not discriminate against any person because of race color creed religion sex sexual orientation gender identity protected veteran status national origin disability age genetic information or any other characteristic protected by law (referred to as protected status). This nondiscrimination policy extends to all terms conditions and privileges of employment as well as the use of all company facilities participation in all company-sponsored activities and all employment actions such as promotions compensation benefits and termination of employment. TekSynap is committed to ensuring that our online application process provides an equal employment opportunity to all job seekers including individuals with disabilities. If you believe you need a reasonable accommodation in order to search for a job opening or to submit an application please contactfor assistance.