Lead, Info Security Sys Engineering

Job Title: Lead Information Security System Engineering

Job Code: 39254

Job Location: Greenville TX; On-site

Job Schedule: 9/80 off every other Friday 1st shift

Job Description:

This position is for a Linux Systems Administrator ISSE 5 supporting Agile Software Development Engineering teams. This lead senior position requires the ability to perform complex multi-disciplined administration in DoD regulated secure lab and isolated network environments. The Linux Systems Administrator will participate in roadmap architecture implementation and sustainment of operational network infrastructure supporting software teams. Candidate must be a self-motivated team player with excellent technical and communication skills demonstrating senior level mentorship and architecture experience.

Essential Functions:

• Integrate with a team of multidiscipline multileveled Systems Administrators supporting Linux Windows and Network operations
• Assist Software Engineers and Site Reliability 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
• Architecture design and implementation of Linux infrastructure services
• Assist leadership with business decisions aligned to demonstrate and safeguard the company by assuring that applicable laws and policies are followed

Qualifications:

• Bachelors Degree and minimum 6 years of prior relevant experience. Graduate Degree and a minimum of 4 years of prior related lieu of a degree minimum of 10 years of prior related experience
• Requires an active Secret clearance
• Linux server and workstation systems administration on Red Hat based distributions (RHEL10 RHEL9 RHEL8) 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

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 Red Hat IDM Kerberos LDAP NIS AD)
• Scripting in modern languages python perl
• Basic network administration of layer 2/3 switches
• Supporting multi-OS environments of Linux Windows Solaris and embedded OSs
• Knowledge of DevOps tools (Kubernetes OpenShift TeamCity Docker Jenkins Artifactory)
• Experience in building/utilizing CI/CD pipelines
• Experience with cloud platforms AWS Azure
• 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

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