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Job #: TR-663003
Location: Arnold, MO
Category: Systems Engineering
Schedule (FT/PT): Full time
Travel Required: No
Shift: Day
Potential for Telework: No
Clearance Required: Top Secret/SCI
Referral Eligibility: Eligible
Group: Intelligence

Job Description:

Leidos is seeking candidates for a Sr. Linux Cloud Engineer that will support our customer in Arnold, MO. An ACTIVE TS/SCI level clearance is required.

The Linux Cloud Engineer's expertise is needed to support a sophisticated enterprise exploitation environment. What our team should strive for:
  • Must be able to support data collection from a large, complex server and network infrastructure and user base
  • Must possess a strong work ethic, be self-directed, and be a detail-oriented professional
  • Must be willing to learn and adapt to new, cutting edge technologies
  • Must be willing to document work and participate in the customer's change procedures
  • Must possess excellent time management skills and the drive to work unsupervised
  • Must be a team player; willing to both share knowledge and learn from others to ensure the team's success Designs and defines system architecture for new or existing computer systems.

General Summary:
  • Experience with public clouds such as AWS, Google, Rackspace
  • Experience with private clouds such as VMWare, OpenStack
  • Experience with Hadoop
  • Experience as a system architect/administrator/operator in a production environment
  • Knowledge of IAAS, PAAS and/or SAAS cloud technologies.
  • Knowledge of network technologies (MPLS, routing protocols, forwarding), common infrastructure components (IPAM, DNS, DHCP), load balancers, firewalls, virtual and physical infrastructure design
  • Experience with Linux distributions such as RedHat, Ubuntu, CentOS
  • Experience with hypervisors such as VMware ESXi, Citrix XenServer, Microsoft Hyper-VSpecific

Duties and Responsibilities:
  • Architect, build, maintain Hadoop, and other cloud infrastructure
  • Apply Configuration Management disciplines to maintain hardware/software revisions, security patches, hardening, and documentation
  • Develop and direct the development of content for a complex and growing infrastructure. This includes use cases for Dashboards, Active Channels, Reports, Rules, Filters, Trends, and Active Lists
  • Provide guidance to security analyst and network engineering staff
  • Working Closely with C&A Team to maintain Security requirements for Operation of IEC systems
  • Support all aspects of customers Security Information and Event Management initiative
  • Supporting the establishment, enhancement, and continual improvement of an integrated set of correlation rules, alerts, searches, reports, and responses
  • Coordinating and conducting event collection, log management, event management, compliance automation, and identity monitoring activities for the customer's system
  • Perform routine equipment checks and preventative maintenance
  • Performing systems hardening to DoD Standards
  • Maintaining up to date documentation of designs/configurations
  • Create shell and perl scripts to facilitate automated tasks
  • Work with other Service Providers to support areas of common interest
  • Working with software and hardware vendors


  • Bachelors Degree in Computer Science, Engineering or a related technical discipline. Masters Degree preferred. Qualifications: 10-15 years of related systems engineering experience.

Unique/Additional Requirements:

  • Solaris systems engineering experience
  • Cloud platforms
  • Advanced knowledge of systems engineering principles, methods, and techniques
  • Knowledge of the associated hardware, software, and equipment
  • Professional certification in one or more specific technologies may be required, depending on job assignment

Required Skills:
  • Demonstrated ability to use problem solving techniques such as root cause analysis to resolve issues.

Desired Skills:
  • Strong background in Unix, Solaris, Linux, or Windows servers
  • Scripting skills

"External Referral Eligible"


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, homeland security, civil, and health markets. The company’s 31,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $10.17 billion for the fiscal year ended December 29, 2017. (NYSE: LDOS) All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status.

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