Senior System Administrator - TS/SCI

L-3 Technologies
Chantilly, VA
Apr 27, 2021
May 06, 2021
Full Time
Description: Job Title: Senior System Administrator - TS/SCI Job Code: SAS20212104-60053Job Location: Chantilly, VAJob Description:L3Harris corporation is seeking a dynamic System Administrator to perform critical system design and implementation in unique and challenging programs. The selected candidate will be part of an exclusive national security program and work on the design, development, deployment, and O for critical wireless, infrastructure and/or communication programs. Bring your talents to the front line at the cutting edge of Defense and Technology at L3Harris.Essential Functions:Typical System Administrator responsibilities include the following:Performing analysis to include administration, engineering, and integration of:Windows 2012/16 Server, Windows 7/10, CentOS/RHEL/UbuntuSolarWinds SuiteSplunkNESSUSModerate to expert knowledge of TCP/IP, FTP, 802.3, MPLS, L2TPv3, IPSEC, EIGRP, OSPF and SNMP in both copper and fiber environments.Experience integrating and managing network devices and appliances within a classified environmentRecommending and implementing engineering design changes required to adapt technical requirementsPerforming daily review of audit, security, and application logs and identifies problem areas or trends and takes the proper action and generates required reportsConfiguring and designing RAID configurations on systems to preserve critical informationSupporting management of VLANs, VRF, virtual switching, multi-layer switching, Multi-layer Firewalls, ACLs, secure configuration, bulk link encryption (KGs)Supporting account management, PKI cert management, LDAP configuration/managementEstablishing and maintaining up-to-date cybersecurity configurations based on DISA STIGs and IAVM NoticesConducting weekly cybersecurity system audits to support ICD503 and INFOSEC requirementsSupporting critical operations during standard and non-standard working hoursExperience in developing, deploying and maintaining Windows and Linux environments to customer specificationsKnowledge of scripting languages and implementation for system automationDemonstrated experience in deploying virtualized environments and deploying ground-up builds (GUBs)Qualifications: Education:Bachelor's Degree and minimum 6 years of prior relevant experience; orGraduate Degree and a minimum of 4 years of prior relevant experienceDoD 8570.01-M IAT Level 2 certificationActive TS/SCI clearance Preferred Additional Skills:Active TS/SCI with Poly preferredDoD 8570.01-M IAT Level 3 certificationLinux+ CertificationWorking knowledge of RMF and cybersecurity requirementsAbility to integrate RMF principles into ground-up buildsPrevious experience supporting DoD & IC Government customersExperience with continuous integration, build management, and/or automated test frameworksHardware/software requirement verification/system validation experience.Demonstrated ability to work and grow in a dynamic, fast paced, team-oriented environmentExperience with testing applications such as Jenkins, TestComplete, Microsoft Team Foundation Server, and/or BitbucketAbility to travel CONUS up to 10%Demonstrated self-starter - efficient in achieving goals and proactive in pursuing subsequent taskDemonstrated scripting experience (Bash/Shell, Python, Perl) to provide System Administration efficienciesExperience in highly technical programs, both commercial and governmentalAbility to thrive and communicate in a matrix organizationClear and concise briefing ability of technical projects to non-technical audiences and customersExperience in non-traditional classified environmentsUnderstanding of SIGINTExperience deploying and managing edge devices such as PepLink, Fortinet, Cisco, and Juniper protection mechanisms