Linux System Administrator Senior

LINUX SYSTEM ADMINISTRATOR: Senior Level
Location: Chantilly, VA US
Security Clearance Requirement: TS/SCI with Full Scope Polygraph
Clearance Status: Must be Current JOB DESCRIPTION:
Inferno Systems is looking for proactive and self-motivated individuals for our Linux System Administrator - Splunk position. You should have a minimum of 7 years as a network engineer / system admin / security investigator working and administering a large Splunk deployment. You will serve as the SME for logging infrastructure that includes Splunk Enterprise and Cribil Stream. You will be responsible for operating and re-architecting as needed the logging and analysis platform based on Splunk and supporting technologies. You should be comfortable working in a Linux (CentOS / Debian / Ubuntu) environment, using SSH and being able to conduct regular Linux system administration, configuration and maintenance tasks. You will be able to help improve existing Standard Operating Procedures (SOPs) and documentation. REQUIRED SKILLS:

• Previous experience delivering log data from network devices, servers and other systems to Splunk instances

• Ability to optimize the design, engineering and operation of the platform

• Provide engineering and administrative support for large clustered Splunks environments consisting of Search heads, deployment servers, universal forwarders and Splunk Enterprise Security

• Perform data onboarding

• Edit and maintain Splunk configuration files and apps in a Linux environment

• Manage Splunk Knowledge Objects

• Extensive experience working as a Linux system administrator including installing, engineering, maintaining, troubleshooting patching and making configuration changes to Linux servers

• Ability to automate tasks through Bash / Perl / Python scripting

• Solid understanding of Linux logging, network traffic analysis, and network traffic redirection (i.e. iptables).
• Familiarity with web proxies (iptables, mod proxy, digital certificates, etc.), common web servers (i.e. Apache, NGINX), SSL certificates, and DNS records.
• Understanding of Linux operating systems (CentOS / Debian / Ubuntu) and the ability to research the latest technological developments in the relevant operating systems to identify impact and anticipate changes to the organization's operating environment.
• Experience patching and updating Linux server operating systems and configuring Linux server network integration.
• Experience monitoring network activity and network traffic redirection.
• Experience in the design, implementation or maintenance of various layers of network infrastructure.
• Be organized, detail-oriented, a team player, and willing/eager to learn. DESIRED SKILLS
• The below Splunk courses may be taken prior to starting work on site and will be paid for

• Splunk Enterprise System Administrator course completion

• Splunk Enterprise Data Administrator course completion

• Splunk Enterprise Cluster Administrator course completion

• Prior experience in penetration testing, red team operations, incident response or computer forensics.

• Experience working with orchestration tools such as Packer / Vagrant, Ansible, Puppet, Salt or similar

• Capable of handling stressful situations and demonstrated strong oral and written communications skills.
• Excellent interpersonal skills, sound judgment, good administrative and organizational skills.
• Technical certifications in penetration testing or cyber security such as SANS GIAC certifications (GPEN, GXPN, GCIH, GWAPT, GCFA, etc), Offensive Security (OSCP), Certified Ethical Hacker (CEH)

• General technical certifications such as CompTIA Network+, Security+, Linux+