Reflexive Concepts

System Administrator III

Reflexive Concepts$108K — $130K *
Information Technology
11 - 15 years of experience
Job Overview by Ladders

Qualifications

  • Active TS/SCI + FS Polygraph
  • 15 years of Systems Administration experience with a relevant Bachelor's degree OR 20 years of relevant experience in lieu of degree
  • Security+ certification
  • Expertise in Linux command line interface (CLI)
  • Proficiency in scripting with Bash/Python

Responsibilities

  • Install and maintain COTS/GOTS/FOSS software
  • Monitor and resolve day-to-day operational issues
  • Ensure security integrity of the environment
  • Configure network components for reliability
  • Implement OS enhancements for improved performance

Benefits

  • Engage in a critical mission supporting national security
  • Work in a large-scale Linux computing environment
  • Access to ongoing training and professional development
  • Collaborate with a team of knowledgeable professionals
  • Contribute to cutting-edge technology and processes
Full Job Description
Reflexive Concepts is looking for a System Administrator III to sustain a large-scale Linux computing environment supporting a critical mission. In this role you will install and maintain COTS/GOTS/FOSS software, handle day-to-day operations, monitoring, and problem resolution across the compute, network, memory, and storage components of the system. You will also maintain the security integrity of the environment, configure network components, and implement operating system enhancements that improve reliability and performance.

Qualifications:
  • Active TS/SCI + FS Polygraph
  • Fifteen (15) years of experience as a Systems Administrator in programs and contracts of similar scope, type, and complexity, plus a Bachelor's degree in a technical discipline from an accredited college or university OR
  • Twenty (20) years of experience as a Systems Administrator in programs and contracts of similar scope, type, and complexity, in lieu of a Bachelor's degree (five (5) years of additional Systems Administration experience may be substituted for the degree).
  • Security+ certification
Required Skills + Experience:
  • Experience using the Linux CLI
  • Experience developing scripts using Bash/Python
  • Experience in performing System Administration including installation, configuration, and support of COTS/GOTS/FOSS software in a large-scale Linux cluster environment
  • General technical knowledge regarding compute, network, memory, and storage system components
  • Experience with Red Hat Satellite systems management solution
  • Familiarity using Splunk for ingesting, indexing, searching, monitoring, and analyzing big data
  • Experience with the sustainment and support of large Linux clusters including day-to-day operations, monitoring and problem resolution
  • Experience configuring and sustaining VMware ESXi/Virtualization environments
  • Experience with IaC (Infrastructure as Code) principles and automation tools such as SaltStack and Ansible
  • Experience with corporate STE/STN security compliance policies and procedures
  • Experience using system monitoring tools such as HPE One View and Nagios
  • Experience with containerization technologies such as Docker

Desired Skills + Experience
  • Experience with container orchestration technologies such as Kubernetes
  • Experience with distributed files systems such as Weka, CEPH, GPFS, and HDFS
  • Experience with the Atlassian Suite of Tools such as Jira and Confluence

About Reflexive Concepts

Reflexive Concepts Careers

Joining Reflexive Concepts presents an unparalleled opportunity to become part of a leading team of professionals dedicated to innovation and technology. This is a pivotal time to engage with a company that values growth, leadership, and diversity in its workforce.

Explore Job Opportunities

Reflexive Concepts is actively seeking talented individuals for various positions across the company. With a commitment to professional excellence, Reflexive Concepts offers a dynamic environment where skills are honed, and careers flourish. Explore the multitude of job opportunities that range from internships to full-time positions, each offering a unique chance to contribute to groundbreaking projects.

Experience the Culture and Benefits

At Reflexive Concepts, the culture thrives on diversity, innovation, and leadership. Employees enjoy a range of benefits designed to support their professional and personal growth. The company is dedicated to fostering an inclusive environment where every team member’s contribution is valued. Benefits include comprehensive health care, flexible working conditions, and continuous professional development through diversity training and leadership workshops.

Engage in Professional Growth

Career advancement is a cornerstone of employment at Reflexive Concepts. The company supports a trajectory of professional growth through robust training programs, access to global resources, and opportunities to lead. Networking within the industry and participating in global teams allow employees to gain valuable insights and experiences that propel their careers forward.

Innovative Work Environment

Reflexive Concepts is at the forefront of technological advancement and industry innovation. Employees are encouraged to push the boundaries of what is possible, bringing fresh ideas and perspectives to their work. The collaborative atmosphere fosters a sense of community and drives collective success.

Join the Team

Reflexive Concepts is hiring! Search open positions that align with your skills and interests. The company looks for passionate, curious, and solution-driven team players. Prepare your resume, sharpen your interview skills, and get ready to embark on a rewarding career path with Reflexive Concepts.

Stay Connected

Keep up to date with career tips, insider perspectives, and industry-leading insights from Reflexive Concepts. Personalize your subscription to receive job alerts, latest news, and insider tips tailored to your preferences. Discover the exciting and rewarding opportunities that await at Reflexive Concepts.

SEARCH REFLEXIVE CONCEPTS JOBS

READ CAREERS BLOG

Job Alert Emails

Sign up to receive personalized job alerts and stay informed about the latest employment opportunities and company news. See what exciting and rewarding career opportunities await at Reflexive Concepts.
Learn more about Reflexive Concepts
Size
11 employees
Industry

Similar Jobs

More Jobs at Reflexive Concepts

  • Reflexive Concepts
    System Administrator III
    $108K — $130K *
    Fort George G Meade, MD 20755 (Anne Arundel County)
    Information Technology
    In-Person
  • Reflexive Concepts
    Software Engineer I
    $80K — $95K *
    Annapolis Junction, MD 20701 (Howard County)
    Aerospace & Defense
    In-Person
  • Reflexive Concepts
    Automated Test Engineer
    $92K — $110K *
    Annapolis, MD 21401 (Anne Arundel County)
    Information Technology
    In-Person
  • Reflexive Concepts
    Automated Test Engineer
    $95K — $115K *
    Annapolis Junction, MD 20701 (Howard County)
    Information Technology
    In-Person
  • Reflexive Concepts
    DevOps Engineer
    $110K — $130K *
    Annapolis, MD 21401 (Anne Arundel County)
    Information Technology
    In-Person

More Information Technology Jobs

Find similar System Administrator III jobs: