RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history. At the heart of Defining Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and software secure technology to enable strategic planning. We’re looking for innovators, who can help us keep building on our wide portfolio of secure, affordable, integrated, and multi domain systems and technologies that fuel those missions. By joining in our shared mission, we will support yours of expanding your personal network and developing skills, whether you are new to the field or an industry thought leader. At Northrop Grumman, you will have the resources, support, and team to do some of the best work of your career. Information Technology Professionals, We Want You! The Northrop Grumman Classified Solutions team is seeking an experienced Linux Systems Administrator to join its dynamic team of technical professionals. The qualified applicant will become part of Northrop Grumman’s Aeronautics Systems support team in Melbourne, FL. Note: Due to the classified nature of the work being performed, this position does not offer any virtual or telecommute working options. Applicants are encouraged to apply, only if they are willing to work on site. Roles and responsibilities will include but not be limited to the following: Maintain the virtual desktop infrastructure and Linux systems supporting Government programs in accordance with established standards, policies, procedures, and configuration guidelines Monitor and maintain system hardware and application performance to meet program requirements for Service Level Agreements (SLA) Ensure that system hardware, software, and related procedures adhere to the system’s approved and controlled architecture and configuration Configure and manage system authentication and access control while executing procedures for system configuration updates to support production environments Red Hat Linux troubleshooting and support System management with Red Hat Satellite Red Hat Ansible script development and script administration Manage VMware/Omnissa Horizon Virtual Desktop Infrastructure (VDI) deployments using Windows and Red Hat instant clone desktops Understanding of VMware best practices and vCenter administration basics Resolve problems using internal and external groups, as needed, to correct trouble within the environment If you are ready to solve complex problems in a dynamic environment, apply today! This position may filled at a higher level based on the qualifications listed below. Basic Qualifications for Level 2: Master's Degree with 0 years of experience; OR a Bachelor's Degree with 2 years of experience; OR an Associate's Degree with 4 years of experience; OR a High School Diploma (or equivalent) with 6 years of experience is required Must have a Security CE certification (or greater) to be considered; maintaining the required certification will be a condition of continued employment Candidates must have a current DOD Secret level security clearance (at a minimum) in order to be considered Candidates must have the ability to obtain, and maintain, access to Special Programs as a condition of continued employment 1 years' experience working in enterprise environments within the Information Technology field 1 years of basic Microsoft Windows domain experience 1 years of Red Hat or equivalent Linux operating system administration experience Understanding of basic LDAP, DNS & DHCP concepts, being able to query these services to troubleshoot issues in Linux environments Experience managing partitioning, formatting, & mounting of Linux filesystems to include LVM Strong familiarity with the installation & hardening of Linux operating systems according to DISA STIG guidance (bare metal and virtualized) Knowledge of & ability to manipulate various operating system tools & services, such as firewalld, SELinux, aide, & auditd Experience installing, configuring, & routinely updating Red Hat Linux operating systems including COTS software General experience performing day to day administrative tasks related to managing Red Hat Linux systems Basic Qualifications for Level 3 : Master's Degree with 3 years of experience; OR a Bachelor's Degree with 5 years of experience; OR an Associate's Degree with 7 years of experience; OR a High School Diploma (or equivalent) with 9 years of experience is required Must have a Security CE certification (or greater) to be considered; maintaining the required certification will be a condition of continued employment Candidates must have a current DOD Secret level security clearance (at a minimum) in order to be considered Candidates must have the ability to obtain, and maintain, access to Special Programs as a condition of continued employment 2 years' experience working in enterprise environments within the Information Technology field 3 years of basic Microsoft Windows domain experience 3 years of Red Hat or equivalent Linux operating system administration experience Understanding of basic LDAP, DNS & DHCP concepts, being able to query these services to troubleshoot issues in Linux environments Experience managing partitioning, formatting, & mounting of Linux filesystems to include LVM Strong familiarity with the installation & hardening of Linux operating systems according to DISA STIG guidance (bare metal and virtualized) Knowledge of & ability to manipulate various operating system tools & services, such as firewalld, SELinux, aide, & auditd Experience installing, configuring, & routinely updating Red Hat Linux operating systems including COTS software General experience performing day to day administrative tasks related to managing Red Hat Linux systems Preferred Qualifications : Bachelor's degree in Information Technology Active Top Secret, TS/SCI, SAP/SAR access, or Polygraph is preferred RHCSA certification or Linux certification Experience supporting Red Hat desktop pools, instant clones, golden images in VMware Horizon Deep understanding of STIG’s, RMF & remediating of security vulnerabilities Experience working on classified networks and/or disconnected networks Understanding of basic networking, including subnets, routing, and VLANs; Cisco experience and/or certification Windows AD, LDAP, VMWare, and knowledge of SAN storage systems VMWare 8 Administration experience Working knowledge with Splunk Enterprise deployment and configuration Knowledge of environmental monitoring tools (HBSS/Solar Winds/Nessus) Scripting experience with languages such as bash, python, or PowerShell Configuration management via use of Ansible & Ansible Automation Platform Experience with the creation and deployment of system images in an enterprise environment We offer flexible work arrangements, phenomenal learning opportunities, exposure to a wide variety of projects and customers, and a very friendly team environment. Our Employee Resource Groups (ERGs) offer opportunities to be a friend, be active, be a volunteer, be a leader, be recognized, and to be yourself. At Northrop Grumman, we are on the cutting edge of innovation. Our diverse portfolio of programs means there are endless paths to cultivate your career. We also offer exceptional benefits/healthcare, a 9/80 work schedule, and a great 401k matching program. Come join us! Primary Level Salary Range: $70,200.00 $105,400.00 Secondary Level Salary Range: $86,600.00 $130,000.00 The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business. The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates. Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.