Sr Systems Administrator (RHEL)

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Dulles, Virginia, United States

Raytheon is supporting a U.S. Government customer on a large mission critical development and sustainment program to design, build, deliver, and operate a network operations environment, including introducing new cyber capabilities to address emerging threats. Raytheon Cybersecurity and Special Missions (CSM) is seeking a Sr. Systems Administrator with expertise in Red Hat Enterprise Linux (RHEL) to support the design, development, and deployment of advanced cybersecurity capabilities.

The Sr. Systems Administrator applies expert knowledge in Linux/Unix environments for infrastructure support to an advanced cybersecurity environment. Works with a team of highly skilled administrators to provide senior level administrative expertise for an RHEL environment. Mentors junior system administrators and recommends design changes to improve the system operability.

Required Skills:
– Must be a US Citizen
– Active Top Secret (TS) clearance. Must be able to obtain a TS/SCI clearance
– Must be able to obtain DHS Suitability
– 6+ years of system administration in Red Hat Enterprise Linux version 6 or 7 (RHEL6/RHEL7) with the ability to engineer, install, administer and maintain complex system architectures
– Proficient in RHEL OS installation, security hardening, and maintenance
– Experience with administration and management of RHEL6/RHEL7 servers to include installation, configuration, optimization, backup & recovery
– Experience with Linux performance tuning & troubleshooting, identifying and resolving contention in CPU, memory, networking, disk I/O, etc
– Skilled in Linux-related scripting (Bash, Perl, Python, etc.)
– Experience with Red Hat Satellite Server, Puppet, Chef and/or Ansible
– Ability to manage changes to system and assesses the security impact of those changes
– Integration & implementation experience with various services, LDAP, Samba, NFS, Bind, Apache, and other core technologies
– Familiarity of configuration management
– Strong research, analytical, and problem solving skills
– Good communication skills including preparing and presenting results, findings and alternatives and influencing management decision making based on the best available data

Desired Skills:
– Experience working in an agile development environment
– Experience with software development using java, RESTful services
– Comfortable with multilevel security systems, SELinux, and/or Cross Domain Solutions
– Experience with data orchestration software such as Apache NiFi or StreamSets
– Experience with distributed compute environments such as Hadoop
– Experience with Amazon Web Services (AWS) platform capabilities, including good understanding of the Amazon Web Services (AWS) Well-Architected Framework, AWS certification
– Experience working in AWS via the CLI and management console. Knowledge and experience configuring Virtual Private Clouds (VPCs)
– Experience working in DevOps and/or DevSecOps environments

Required Education:
Bachelor’s degree in Systems Engineering, Computer Science, Information Systems or related technical field. Two years of related work experience may be substituted for each year of degree level education.

Desired Certifications:
– DoD 8570.1 IAT Level II
– Red Hat Certified System Administrator (RHCSA)

DOMinoIIS

139374

Raytheon is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, creed, sex, sexual orientation, gender identity, national origin, disability, or protected Veteran status.


Raytheon Intelligence, Information and Services delivers innovative technology to make the world a safer place. Our expertise in cyber, analytics and automation allow us to reach beyond what others think is possible to underpin national security and give our global customers unique solutions to solve the most pressing modern challenges — from the cyber domain to automated operations, and from intelligent transportation and training solutions to creating clear insight from large volumes of data. IIS operates at nearly 550 sites in 80 countries, and is headquartered in Dulles, Virginia. The business area generated $6.2 billion in 2018 revenues. As a global business, our leaders must have the ability to understand, embrace and operate in a multicultural world — in the marketplace and the workplace. We strive to hire people who reflect our communities and embrace diversity and inclusion to advance our culture, develop our employees, and grow our business.

 

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JBRaytheon / An Equal Opportunity Employer