Level 3 Communications, Inc

Senior Specialist, Systems Administrator

Level 3 Communications, Inc$95K — $115K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's Degree with 6 years of relevant experience or Graduate Degree with 4 years, or 10 years of experience in lieu of a degree.
  • Active TS/SCI clearance with full-scope polygraph required.

Responsibilities

  • Administer and maintain Windows servers, clients, backups, and network infrastructure.
  • Provide desktop support for local site and classified WAN applications.
  • Build, configure, and maintain physical and virtual Windows servers.
  • Perform system updates, patching, and hardening to reduce vulnerabilities.
  • Develop scripts and automation tools for efficient deployment.
  • Collaborate with engineering teams on program requirements for technical solutions.
  • Communicate complex technical issues to management and non-technical stakeholders.

Benefits

  • 9/80 work schedule allowing every other Friday off.
  • Opportunity for career advancement within a growing IT team.
Full Job Description
Job Title: Senior Specialist, Systems Administrator
Job Code: 43405
Job Location: Palm Bay, FL
Job Schedule: 9/80: Employees work 9 out of every 14 days - totaling 80 hours worked, and have every other Friday off


Job Description:

We are seeking a dedicated System/Network Administrator to join our IT team. The ideal candidate will be responsible for maintaining the integrity, availability, and security of classified Windows systems and network infrastructure. This role involves a blend of system administration, network management, project coordination, vulnerability management, system hardening, and desktop/software support.

Essential Functions:
  • Administer and maintain Microsoft Windows servers, client systems, backup systems, network infrastructure, and databases.
  • Provide end user desktop support for systems and applications at the local site and across the classified WAN.
  • Build, configure, and maintain physical and virtual Windows servers in support of program requirements.
  • Perform regular system updates, patching, and hardening activities to reduce vulnerabilities and ensure compliance with applicable standards.
  • Develop and maintain scripts and automation tools to streamline deployment and improve operational efficiency.
  • Collaborate with engineering teams to understand program requirements and deliver effective technical solutions.
  • Communicate complex technical issues, risks, and recommendations clearly to management and non-technical stakeholders.


Qualifications:
  • Bachelor's Degree and minimum 6 years of prior relevant experience. Graduate Degree and a minimum of 4 years of prior related experience; or, in lieu of a degree, minimum of 10 years of prior related experience.
  • Active TS/SCI clearance with full-scope polygraph.


Preferred Additional Skills:
  • 6 years of experience as a System/Network Administrator supporting an enterprise-level domain environment.
  • Strong knowledge of Windows and/or Linux operating systems, networking protocols, PowerShell, and security best practices.
  • Experience supporting Linux systems, including Red Hat Enterprise Linux (RHEL) 8/9, CentOS, and Ubuntu.
  • Experience with Commvault or similar enterprise level backup system.
  • Experience with VMware or similar virtualization platforms.
  • Experience with Ansible.
  • Experience with Commvault or similar backup solutions.
  • Experience managing systems in compliance with the NIST Risk Management Framework (RMF).

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