Do you have senior Linux systems administration experience and want to be part of an innovative Cyber program?
The Defense Group at Leidos is currently seeking a Senior Linux Systems Administrator in Aberdeen Proving Ground, MD supporting the Army’s Defensive Cyber Solutions Branch (DCSB). The C5ISR CSSP is a one-stop shop for cybersecurity, covering hundreds of subscriber circuits across multiple DoD networks. This is a critical mission, where you will work with new tools & technologies to ensure that Army Cloud subscribers’ networks are secure.
You will provide senior level Linux systems administration support for all equipment, servers, and appliances for DCSB’s Defensive Cyber Operations (DCO) Security Operations Center (SOC). Beyond advising and guiding technical matters, this position is tasked with managing the project execution for the evaluation of new technologies for life cycle replacement and potential future use. This position requires a minimum Secret clearance to start.
Configure and upgrade of Linux systems and servers
Debug/troubleshoot & Performance tuning on Linux
Coordinate with Operations and Engineering, providing technical support for all Intrusion Detection Systems (IDS) and other devices impacting the security monitoring of networks
Coordinate with local change and control boards and provide installation, configuration, engineering, administration, and accreditation documents/diagrams for the infrastructure life cycle replacements upgrades, enhancements, and new technology deployments
Volume Manager Administration Network OS / SW installation and OS patching skills on UNIX (RHEL)
Coordinate with Operations and Engineering and provide technical support for all in-line devices to include Taps, Intrusion Prevention System (IPS), Wireless Intrusion Detection System (WIDS), Wireless Intrusion Prevention System (WIPS), and other in-line devices impacting the security monitoring of networks
Maintain Information Assurance Vulnerability Management (IAVM) compliance on all security devices
Develop Plan of Action and Milestones (POA&M)
Lead systems engineering efforts for new system development efforts or critical system enhancements and patches engineering and configuration management processes
Develops functional requirements through interaction with end-users and coordinates with support teams on systematic enhancements or changes
Identify and offer solutions to gaps in capabilities and visibility
Promote and drive research and implementation of automation and process efficiencies
Bachelor's degree and 8+ years of prior relevant experience or Masters with 6+ years of prior relevant experience. 4 years of relevant work experience may be considered in lieu of degree.
At least five years of experience managing, supporting, troubleshooting, patching, backing up and restoring Linux/UNIX systems and applications in a DoD environment.
Hands-on experience of system management, system setup and managing Linux based servers as well as configuring them
Experience managing Linux/UNIX operating systems.
Experience installing, configuring and managing Assured Compliance Assessment Solution (ACAS) on Linux based systems
Expertise in Network and Firewalls along with knowledge about the Linux system files, boot process and Run levels.
Familiar with the configuration and maintenance of server and network hardware and peripherals
Experience securing systems and applications in accordance with Federal, DoD directives, policies and Security Technical Implementation Guides (STIG).
Significant knowledge of computer security principles and DoD security protocols
Comfortable scripting or writing code in Python, bash, PowerShell, or other popular and common language to perform daily tasks or configuration management
Proficient in using Linux command line interfaces
SIEM or Server/OS administration certification
Deep understanding of network topologies, both transport and IP
Must be available for on-call support, as required
Demonstrated knowledge of security policies and general vulnerabilities management
Experience and familiarity with change control processes
Ability to both create and understand network topology and rack elevation diagrams
Candidate must possess an active DoD Secret with eligibility to obtain TS/SCI clearance. Active TS/SCI strongly preferred.
Must hold IAT Level II 8570 Certification prior to start date.
Must hold Computing Environment Certification prior to start date.
Must hold CSSP Infrastructure Support 8570 Certification or obtain within 45 days of start date.
Excellent project, technical, interpersonal, presentation and problem management skills
Ability to communicate orally, and in writing, detailed technical information on troubleshooting and implementation efforts
Motivated self-starter with strong written and verbal communication skills, and the ability to create complex technical reports on analytic findings.
Familiarity or experience in Intelligence Driven Defense, Cyber Kill Chain methodology, and/or MITRE ATT&CK framework.
Deep technical understanding of core current cybersecurity technologies as well as emerging capabilities.
Red Hat Certified System Administrator (RHCSA) 6 (or later) certified in good standing
Experience in managing DevOps Tool chain like Jenkins, Jira
Exposure to Puppet / Ansible
Experience in handling day-to-day Middleware system installation, migration and break-fix support
External Referral Eligible
External Referral Bonus:Eligible
External Referral Bonus $:$5000
Potential for Telework:No
Clearance Level Required:Secret
Travel:Yes, 10% of the time
Scheduled Weekly Hours:40
Job Family:Systems Administration
Please note that effective October 1, to enter Leidos facilities in the U.S. and to attend Leidos business events outside of our facilities, employees, vendors, subcontractors, and visitors will be required to be vaccinated or maintain proof of a weekly negative COVID-19 test. In addition, we are receiving guidance from certain customers that onsite contractor personnel will need to be fully vaccinated or able to show negative COVID-19 test results to access facilities. If you are not vaccinated, please consider getting your COVID-19 vaccination as soon as possible.
Leidos is a Fortune 500® information technology, engineering, and science solutions and services leader working to solve the world’s toughest challenges in the defense, intelligence, civil, and health markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $12.30 billion for the fiscal year ended January 1, 2021. For more information, visit www.Leidos.com.
Pay and Benefits
Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here.
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Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [email protected].
Commitment to Diversity
All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.