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