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Leidos · 8 hours ago

Senior Linux Systems Administrator (NDA 4)

Annapolis Junction, MD

Full-time

Onsite

Senior Level, Lead/Staff

$116K/yr - $210K/yr

11+ years exp

Leidos is an industry and technology leader serving government and commercial customers. They are seeking a Senior Linux Systems Administrator to provide end-to-end software, systems, and network engineering services in support of Integrated Discovery Operations, focusing on maintaining a modern DevOps architecture and ensuring mission success.

ComputerGovernmentInformation ServicesInformation TechnologyNational SecuritySoftware

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

Design, maintain, and support operations and maintenance (O&M) activities of a large enclave comprised of various hardware, software, and network components to include server architecture, virtual machines, managed switches, NAS, VLANs, and VPNs

Develop and carry out strategies to migrate existing customers to new architecture and technology with minimal impact

Evaluate new technologies or equipment that can be added to Agency standard solutions

Network administration including installing, configuring, and maintaining net devices; configuring various routing protocols, troubleshooting multi-hop connectivity, throughput, and latency; setting up firewalls

Responsible for secure infrastructure and vulnerability corrections, data security, compliance, and backups and recovery

Maintain SSPs, STE/STN requirements via RMF, Netseer, SEAR logging, patching, IAVMs, McAfee, and UAM

Responsible for user-level support, including interacting with system-savvy developers and analysts, resolving network, computer, and virtual system issues & anomalies

Maintain enclave documentation (network diagram, system names, IP addresses, barcodes, etc.); provide monthly activity report to include system outages

Experience deploying and maintaining nginx; system monitoring platforms like OpenVAS, Prometheus and Grafana; SELinux and FIPS

Knowledge of LatteArt/Biscotti, Netseer, SEAR logging

Qualification

Linux Systems AdministrationNetwork AdministrationDevOps ArchitectureSecurity ComplianceVirtual MachinesOpen-source TechnologyUser-level SupportDocumentation MaintenanceTechnical ProficiencySoft SkillsTeam CollaborationProblem SolvingCommunication SkillsAdaptabilityCritical Thinking

Required

Bachelor's degree plus eleven (11) to fifteen (15) years of relevant systems administration experience or equivalent

Active TS/SCI with Polygraph security clearance

Design, maintain, and support operations and maintenance (O&M) activities of a large enclave comprised of various hardware, software, and network components

Network administration including installing, configuring, and maintaining net devices

Configuring various routing protocols, troubleshooting multi-hop connectivity, throughput, and latency

Setting up firewalls

Responsible for secure infrastructure and vulnerability corrections, data security, compliance, and backups and recovery

Maintain SSPs, STE/STN requirements via RMF, Netseer, SEAR logging, patching, IAVMs, McAfee, and UAM

Responsible for user-level support, including interacting with system-savvy developers and analysts

Maintain enclave documentation (network diagram, system names, IP addresses, barcodes, etc.)

Provide monthly activity report to include system outages

Experience deploying and maintaining nginx

Experience with system monitoring platforms like OpenVAS, Prometheus and Grafana

Experience with SELinux and FIPS

Knowledge of LatteArt/Biscotti, Netseer, SEAR logging