This position requires access to customer data. Must be a U.S. citizen; SAP NS2 does not offer Visa sponsorships for this role.
As a Senior Linux Subject Matter Expert, you will be supporting multiple build and operations managed service provider teams hosting Cloud based ERP services.
Essential Skills & Experience:
- 10+ years Linux Administration experience supporting production environments
- Deep understanding of Linux networking
- Must be able to obtain/maintain DoD Top Secret, CompTIA Sec+, and a Linux certification (e.g., LPIC-2 or RHCE). Certifications required within 90 days of start.
- Experience configuring and troubleshooting Linux storage technologies, like logical volume manager (LVM), network file system (NFS), and Common Internet File System (CIFS)
- Experience with systemd, including configuring custom services
- Experience with Linux firewall technologies like firewalld and iptables
- Expert in Linux troubleshooting and debugging skills; have a passion for problem-solving and investigation
- Expert with shell scripting (Bash or Korn)
- Experience with integrating Linux with Active Directory using System Security Services Daemon (SSSD)
- Experience with writing and using automation with frameworks like Ansible, Chef, or Puppet
- Experience with Python or similar languages like Perl and Ruby with a focus on automation
- Candidate would be expected to be proficient with Python within three months
- Experienced with automated Linux patch management in an enterprise environment
- Experience with reviewing Common Vulnerabilities and Exposures (CVE) and Nessus ACAS output to determine the best corrective action
- Experience implementing Linux OS hardening, auditing, and host level intrusion detection systems (IDS)
- Highly skilled in identifying performance bottlenecks, identifying anomalous system behavior, and resolving root cause of service issues.
- Understanding of OS Virtualization and/or Cloud concepts
- Ability to work in a fast-paced environment with tight deadlines
- multitask with several customers, coworkers, and projects
- Self-motivated and able to work under pressure to deliver high-quality deliverables
Preferred Skills:
- Prefer Red Hat Certified Engineer (CE) certification
- Working knowledge of DoD Security Technical Implementation Guidelines STIGs (Preferred)
- Experience with managing large numbers of Linux hosts
- AWS certifications
- Experience with change control procedures related to altering customer systems in an enterprise environment
- Integration with LDAP (Windows and/or UNIX based)
- Hand-on experience using AWS SSM for Configuration/Patch Management
- Experience using and configuring Tripwire or Advanced Intrusion Detection Environment (AIDE)
- Experience with Splunk configuration and installation
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