(Linux Administrator) Sr. Specialist, Systems Administration with Security Clearance

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trusted Disruptor in defense tech. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: (Linux Administrator) Sr. Specialist, Systems Administration Job Code: 42157 Job Location: Tulsa, OK Job Schedule: 9/80, employees work 9 out of 14 days- totaling 80 hours worked- and have every other Friday off Job Description: Experienced Linux Administrator responsible for maintaining a mixed Windows and Linux system environment. This candidate should understand networking concepts, be capable of performing system patching and STIG hardening, be proficient with deployment using automation tools as well as having experience providing end user support to the desktop level.

The person in this position must be able to communicate technical concerns and solutions to varying levels of management and program engineering teams and is also responsible for leading IT projects at the local level. In addition, this position will provide managerial support for 2 on-site system administrators.

Essential Functions

• Responsible for administration and maintenance of Red Hat Linux servers and workstations
• Ensure compliance with computer security policy, including NIST 800-53 and DISA STIGs
• Respond to support tickets & interface with users
• Develop and monitor policies and standards and develop documentation related to the use of computing resources
• Interact with the business and program leadership to evaluate vendor products and make hardware and software recommendations
• Managerial support for on-site system administration team to include performance evaluations and budget management.

Qualifications

• Bachelor's Degree and minimum 6 years of prior relevant experience. Graduate Degree and a minimum of 4 years of prior related experience. In lieu of a degree, minimum of 10 years of prior related experience.
• 8 years of experience in/with: Red Hat Linux administration, networking (TCP/IP, network interfaces, subnets), shell scripting, troubleshooting, cybersecurity practices (patch management, STIG compliance, system accreditation, etc.)
• Current/Active Secret Security Clearance Preferred Additional Skills:
• CompTIA Security+, CISSP or any DoD 8140 approved certification
• Ability to function independently with minimal direction
• Willingness to train and adapt to new technologies
• Ability to function in a team environment; collaborate with other team members.
• Good interpersonal skills for interfacing with direct reports, users and business/program management
• Experience with LDAP, VMware, Citrix, Centrify, VDI
• Experience with authenticating RHEL logins to Active Directory
• Automation & enterprise deployment tools (Satellite, Ansible, Kickstart)
• Knowledge of storage appliances (e.g. NetApp)
• Familiarity with backup concepts and solutions (e.g. CommVault)
• Working knowledge of Samba and NFS #LI-LT2 L3Harris Technologies is proud to be an

Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination.

All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

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