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Specialist, Software Engineer (Linux Systems Administrator)

Company: L3Harris Technologies
Location: Greenville
Posted on: March 4, 2025

Job Description:

Job Title: Specialist, Software Engineer (Linux Systems Administrator)Job Code: 21571Job Location: Greenville, TXSchedule: 9/80 (Every other Friday off) - -Job Description: This position is for a Linux Systems Administrator supporting Agile Software Development Engineering teams. The position requires the ability to perform multi-disciplined administration in secure lab and isolated network environments. - The Linux Systems Administrator will participate in roadmap, architecture, implementation, and sustainment of operational network infrastructures supporting software teams. Candidate must be a self-motivated team player with excellent technical and communication skills.Essential Functions:

  • Integrate with a team of multidiscipline, multileveled Systems Administrators supporting Linux, Windows, and Network operations
  • Assist Software Engineers by providing Linux infrastructure services in support of development efforts
  • Partner with Information Security team to provide secure, auditable Linux systems
  • Plan and document operational processes, configurations, and diagrams required for management, Security operations, and the software teams
  • Coach, mentor, and train new team members
  • Assist leadership with business decisions demonstrating and safeguarding the company by assuring that applicable laws and policies are followedQualifications:
  • Linux server and workstation systems administration on Red Hat based distributions (RHEL9, RHEL8, RHEL7, Rocky8, CentOS7) to include
  • Break/fix troubleshooting
  • Provisioning via Satellite, Kickstart, or Forman
  • Network infrastructure services setup and maintenance of DNS, DHCP
  • Network storage services setup and maintenance of NFS, automounts, SMB/Samba
  • Privilege escalation management
  • Shell scripting in sh/bash or csh/tcsh
  • Must have very good analytical skills
  • Able to obtain and maintain a DoD Security Clearance, which requires U.S. Citizenship.
  • B.S. degree in Computer Science or related field and minimum 4 years of prior relevant experience. Graduate Degree and a minimum of 2 years of prior related experience. In lieu of a degree, minimum of 8 years of prior related experience.Preferred Additional Skills:
  • System hardening and auditing to RMF, CMMC, DFARS, NIST 800-171, NIST 800-53
  • Configuration management with Ansible/Ansible Automation Platform, AWX, puppet, or chef
  • Centralized authentication setup and user/group management (FreeIPA, IDM, Kerberos, LDAP, NIS)
  • Code repository administration of git, GitLab, GitHub, SVN
  • Scripting in modern languages python, perl
  • Basic network administration of layer 2/3 switches
  • Supporting multi-OS environments of Linux, Windows, Solaris, and embedded OS's
  • Knowledge of DevOps tools (Kubernetes , OpenShift, TeamCity, Docker, Jenkins)
  • Experience in building/utilizing CI/CD pipelines
  • Experience with cloud platforms
  • Certifications RHCSA, RHCE, RHCSS, RHCDS, Security+, CISSP, CISM,
  • Deep understanding of metrics and monitoring systems
  • Experience performing log analysis and other network forensic investigations
  • Deep expertise troubleshooting complex distributed systems
  • Experience with creating and improving documented procedures and/or playbooks - -

Keywords: L3Harris Technologies, Dallas , Specialist, Software Engineer (Linux Systems Administrator), IT / Software / Systems , Greenville, Texas

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