Linux System Admin (Required TS/SCI)

Employer
Illuminate
Location
Herndon, VA
Posted
Sep 26, 2021
Closes
Sep 28, 2021
Ref
113688321
Function
Administrative
Hours
Full Time
TS/SCI REQUIREDLinux Systems AdministratorWe are seeking a talented and energetic Linux Systems Administrator who will interface with customers on a regular basis and provide technical leadership for key company projects. Key areas of support include conducting site surveys; system planning, installation and commissioning; system support and troubleshooting; on-site system consulting, telephone support, testing, documentation and in some cases providing technical support for pre-sales efforts for Illuminate GSM, UMTS and LTE network monitoring systems. The successful candidate is expected to work well on his/her own and within the broader Illuminate organization. The successful candidate will work at the customer's site in Northern VAParticipate in customer-facing meetings to review operational status of deployed systemsInstall, configure and maintain reliable operation of systems. Install and upgrade server components and software, manage virtual servers and integrate automation processesOversee performance of systems and troubleshoot hardware and software errors by running diagnostics, documenting problems and resolutions, prioritizing resolutions, and assessing associated risksSupport system installation activities; eg, breaking out packages and installing equipment; creating installation drawings and/or instructions, managing cables (eg, fiber, coaxial and twisted pair); installing initial OS and application software; developing as-built documents; configuring initial system and checking equipment for proper operation. Locations for equipment installation are international and often require travelling on a quarterly basis - two to six weeks in durationProvide local and/or remote support for network planning, lab testing, lab support, troubleshooting and system administration support for systems deployed in the field or in customer lab facilitiesProvide multi-level on-site customer training for conducting site surveys, planning and installing system functionality and system operationSupport sales personnel in pre-sales activities for new business opportunitiesOccasionally provide 24/7 supportQUALIFICATIONS:Active or current TS/SCI Ability to obtain a medical clearanceCurrently authorized to work in the US on a full-time basis. Employment-based visa sponsorship (including H-1B sponsorship) is not available for this positionBachelor's degree in computer science, information systems, engineering, mathematics or related field. College degree, in some cases, can be substituted by work experienceAt least four (4) years of relevant work experience in a systems administration role with two (2) years of specialized, relevant technical work experience. Work experience, in some cases can be substituted by college degreeDemonstrated experience in troubleshooting and solving problems in complex communications systems. Ability to identify and analyze functional and operational requirements, and develop solutions to satisfy emerging needsExperience with hands-on rack-and-stack installation, commissioning and maintenance of servers and systems; and, creating install guides and as-built documentationExperience working directly with development team to resolve software and hardware problems; and, applying software and hardware patchesLinux / Unix system and network administration experienceStrong knowledge of networking protocols such as TCP/IP, NAT, routing and switching Experience with firewall and vpn configuration Understanding of telemetry; reading/verifying/improving documentationStrong interpersonal and communication skills (oral and written)Must be able to repeatedly lift objects up to 50 lbs without assistancePreferred Qualifications: Strong understanding and/or experience in GSM, UMTS, and LTE mobile core network architectures and related hardware, software and protocolsWorking experience with Telco infrastructure: NSS (ie, MSC, HLR, AUC, VLR, EIR), BSS (BTS, BSC, Common Air Interfaces), OSS (ie, Inventory Systems, Customer Care/Billing Systems and gateways to transport information), SMSC, SGSN, GGSN and other ancillary componentsKnowledge of the theory and principles of telecommunications (ie, SS7, telco subsystems design/architecture/implementation/configuration)Experience with Wireshark and analyzing logs, stack traces, debug libraries, software/hardwareExperience with scripting languages and programming; Python, Perl, Shell, VI, C, C++Networking and security certifications

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