Linux Systems Administrator-Senior - IMRI Technology & Engineering Solutions

Job Description: Linux System Administrator-

This position requiresan active DoD Security Clearance to be considered!

We are seeking a skilled Linux System Administrator to ensure the smooth operation of multi-user computer systems, including Linux-based application and license servers, virtual machines, and GP/GPU cluster-based systems. The selected candidate will collaborate with network administrators and perform a wide range of system administration tasks.

Specific Duty Expectations: The current position is for a Senior Linux System administrator. The candidate would need to demonstrate they have at least 5 years of Linux system administration experience. They would need to have experience provisioning, patching, and troubleshooting Red Hat Virtual and physical Linux systems. DoD experience in managing STIG's is a plus. To meet the 8570 requirements the candidate needs to have a Security Plus certification and some Linux Certs to be able to start. These are the basic requirements.

Additional duties:

• Setting up administrator and service accounts, maintaining system documentation, tuning system performance, installing system wide software and allocate mass storage space.
• Developing and monitoring policies and standards for allocation related to the use of computing resources.
• Participating in the installation, integration, acceptance testing, and on-going maintenance of our HPC systems and software environment.
• Assisting with forecast resource limitations and provide recommendations for increasing the efficiency of our resources through proper scheduling and load balancing techniques.

Required Education, Experience, & Skills

• Bachelor's degree and at least 5 years of experience (additional experience may be substituted for the degree)
• DoD 8570 certification - Security + and OS cert, Linux+, RedHat, etc. (90-day waiver may be provided to obtain the OS certification)
• Willingness to occasionally work after hours and/or respond to emergency situations for problem resolution
• General knowledge of Linux and general Unix operating systems concepts as well as systems administration experience
• Ability to develop and maintain documentation on system administration procedures for routine and complex tasks
• Ability to create and maintain Information Assurance (IA) compliance documentation of the Information System

Preferred Education, Experience, & Skills

• Experience with compiling, installing, and porting software.
• Ability to understand application scaling issues related to problem resolution, algorithm choice.
• Experience with Storage Architectures: SAN, SAS, FC, SATA, Bandwidth, Performance
• Ability to manage development of appropriate application benchmarks, analyze results and determine optimal configurations for processor type/speed, size of memory/cache, and memory interconnect fabric for customer problem domains.
• Familiar in multi-factor authentication platforms and solutions, and Identity Management such as OpenID, LDAP, and Kerberos.
• Security implementations using multi-factor authentication, PKI, or Kerberos and Unix
• OS hardening to DoD STIG standards.
• Experience programming or troubleshooting Python code
• Experience with supporting Apache Web Server
• Experience with Zabbix
• Experience with Red Hat Satellite or Red Hat Identity Manager
• Experience with BIND DNS
• Experience with Ansible
• Experience with Gitlab.

Salary Range: $90,000-$155,000/yr with Benefits. (The pay will be commensurate with the experience, skills, and qualifications that the candidate brings to the position)

EQUAL EMPLOYMENT OPPORTUNITY

EEO/Affirmative Action Statement and Non-Discrimination Policy IMRI is an Equal Employment Opportunity employer committed to maintaining a non-discriminatory, diverse work environment. In accordance with Title VII of the Civil Rights Act of 1964, Section 503 of the Rehabilitation Act of 1973, Vietnam Era Veteran's Readjustment Assistance Act of 1974 (VEVRAA), Americans with Disabilities) (ADA), and other federal, state, and local anti-discrimination laws, IMRI does not unlawfully discriminate against any person on the basis of race, color, religion, sex, national origin, ancestry, genetic information, age, marital status, sexual orientation, physical or mental disability, or status as a special disabled veteran or other veteran. IMRI will take affirmative action to assure equal opportunity for employment is provided with regard to all personnel actions. This is including but not limited to: recruitment, selection, compensation, benefits, training, promotion, demotion, layoff, termination and all other terms and conditions of employment.