IT Linux Systems Administrator

2 weeks ago


Northridge, California, United States Arete Full time
About the Role

Areté is seeking a highly skilled IT Linux Systems Administrator to join our Program IT team. This is an exempt, non-supervisory, full-time position that requires a strong understanding of Red Hat Enterprise Linux systems and a passion for delivering high-quality solutions.

Key Responsibilities
  • Serving as a technical contributor to the maintenance, configuration, and installation of various Red Hat Enterprise Linux systems used on HPCs, data collectors, sensor systems, COTS servers, and other deliverable IT systems.
  • Developing, maintaining, and applying relevant technical expertise in Cyber Security subjects such as FIPS encryption, Type 1 NSA Encryption, operating system, application, and network device hardening, STIGs, Audit log configuration and collection, endpoint protection software, and more.
  • Contributing to the required technical documentation packages.
  • Performing routine technical maintenance procedures and activities.
  • Adhering to required quality control processes.
  • Supporting system integration activities and field tests as needed.
Requirements
  • Eligible to obtain and hold a Top Secret clearance.
  • Must have or be able to obtain a Security+ CE or equivalent certification for DoD 8140 / 8570 IAT Level II or higher within 90 days of employment.
  • Minimum of 2 years working as a System Administrator, Engineer, Network Administrator, or similar role.
  • Bachelor's Degree in an Information Technology related discipline OR current, applicable industry-standard certifications (i.e. MCSA, CCNA, RHCSA) OR an additional 3 years of experience.
  • Proficient understanding of Red Hat Enterprise Linux 8 and/or 9.
  • Working knowledge of Bash scripting and/or Ansible.
  • Expert-level system troubleshooting skills and experience.
  • Strong interpersonal skills, ability to work autonomously and with a remote team.
  • Strong written communication skills and the ability to document/diagram information systems and procedures.
Preferred Qualifications
  • Some experience with one or more of the following technologies: Cluster Management software, RDMA configuration in support of 100gbe Networking, Anaconda environment installation and configuration, NVIDIA Driver/CUDA installation in Linux, RHEL 8 security-related functions (SELinux, AIDE, firewalld, PAM configuration files, the Linux Audit system, and more), iSCSI, NFS.
  • Administrative level knowledge of Cisco Nexus NX-OS and/or Cisco IOS.
  • Some experience in server hardware troubleshooting and installation.
  • Relevant experience building and configuring IT systems in a classified environment accredited under the Risk Management Framework.
About Areté

Areté is an employee-owned company that fosters an inclusive, collaborative team environment that approaches differences as opportunities for innovation and excellence. We strive to propel diverse career opportunities and professional growth.

We offer a range of benefits, programs, and perks that include generous PTO and Leave Times, Bereavement, Paid Time Off (PTO), Paid Parental Leave, Financial Benefits, 401K Retirement Plan Contribution, Employee Stock Ownership Plan, Continuing Education Funds, Health, Medical, and Wellness Benefits, Medical Insurance, Dental & Vision Insurance, Life Insurance and Long-Term Disability (LTD), Vision Reimbursement, and more.



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