Senior Linux System Administrator

4 months ago

Vicksburg, United States IronArch Technology Full time

Job Type

Full-time

Description

Known for being a Best Place to Work and a People First company, IronArch Technology is an award-winning Service-Disabled Veteran-Owned Small Business (SDVOSB) specializing in providing innovative solutions and world class services to Federal Government clients.

Our employees have voted us as a 'Best Place to Work' 7 times and we are an INC 5000 recipient for being one of the fastest growing businesses in the United States.

Our Values: People First, Servant Leadership, Deliver and Inspire Excellence, Do the right thing

What You'll Do

IronArch Technology is seeking a Senior Linux System Administrator tosupport a team of administrators with standard Linux system administration duties at ERDC in Vicksburg, Mississippi. In support of the Engineering Research and Development Center (ERDC), the team of administrators provides program management and technical support necessary to advance services, capabilities, infrastructure, and technologies.

The Senior Linux System Administrator will perform standard Linux System Administration duties as required to maintain smooth operation of multi-user computer systems consisting of Linux based application and license servers, virtual machines, and GP/GPU cluster based systems. Coordination with network administrators required.

Responsibilities will include:

  • 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.
Requirements
  • Bachelors and five (5) years or more experience; Masters and three (3) years or more experience; PhD and 0 years related experience
  • Extensive knowledge of Linux and 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
  • Ability to obtain an DoD interim Secret clearance with the ability to obtain and maintain a DoD TS.
  • DoD 8570 Certification compliance - Security + and OS cert, Linux+, RedHat, etc. 90 day waiver may be provided to obtain the OS cert
  • May require occasion after hours support and response to emergency situations for problem resolution
Desired Skills & Abilities:
  • 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
COVID-19 Vaccination
  • IronArch Technology does not require COVID-19 vaccinations or boosters. Customer site vaccination requirements must be followed when work is performed at a customer site.
Why IronArch Technology?
  • Awarded Best Place to Work 7 times
  • Competitive compensation and market-leading bonus opportunities
  • Medical, dental and vision benefits where a significant portion of the premium is subsidized by IronArch. For qualifying high deductible health plans, IronArch also contributes towards a Health Reimbursement Account to cover eligible medical expenses
  • Company-provided healthcare concierge assistance to help explain your coverage in plain language; help you find, choose, and schedule quality care; and address billing, benefit, or claims concerns, potentially saving hours of your time
  • 401(k) retirement plan where the company contributes dollar for dollar up to 3 percent, and 50 cents on the dollar for the 4th and 5th percent with immediate entry and immediate vesting
  • 20 days of PTO accumulated per calendar year
  • 11 paid holidays
  • Bereavement, jury duty, parental (maternity/paternity/adoption), and military leaves
  • Sabbatical programs
  • Company-paid short- and long-term disability
  • Company-paid life insurance
  • Voluntary life, accidental and indemnity income replacement benefits
  • Professional development reimbursement
  • Health club reimbursement
  • Matching donation program and annual philanthropic activities
  • Pet insurance
  • And more

Apply today to learn why IronArch Technology has been recognized as "Best Place to Work" for 7 years

IronArch Technology is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law.

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