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Translucent · 15 hours ago

Linux Systems Administrator

Fort Meade, MD

Full-time

Onsite

Senior Level

$160K/yr - $160K/yr

5+ years exp

Translucent Services is seeking a full-time Linux Systems Administrator for their Department of Defense HPC/AI/ML organization. The role involves supporting a large client-server-based IT enterprise, overseeing various server environments, and troubleshooting complex systems to deliver innovative solutions for customers' digital transformations.

Software

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

Support a large client-server-based IT enterprise in installation, configuration, and networking of Linux and Windows based platforms

Oversee servers running Red Hat, CentOS, SolarisX64, SuSe, Virtual Appliances, with direct attached and FC SAN storage

Troubleshoot PXE and DHCP boot process

Perform Microsoft Exchange Policy management, mailbox management, enterprise-level, multi-site design and architecture

Support Tier 3 Infrastructure services such as: DNS, NIS, Active Directory, Centrify, Zenoss, SiteScope, HP Openview, HP Oneview, HPSA, HPSE, SPLUNK, Sendmail, Exchange, NetQoS, Infoblox, Nagios, HP Cluster Management

Install, configure, tune and troubleshoot multi-vendor servers running numerous COTS, open source and in-house applications

Qualification

Linux Systems AdministrationRed HatCentOSIAT Level II CertificationLinux ScriptingActive DirectoryMicrosoft ExchangeEnterprise VirtualizationHigh Performance ComputingSoft Skills

Required

A current TS/SCI with a full scope polygraph Clearance is required

Ability to work onsite 100% of the time

Candidates shall have a bachelor's degree in computer science or related field and have 5 to 7 years of demonstrable experience in system administration and support of a client-server-based IT enterprise

Or the individual shall have 5 to 7 years of full-time computer science work that can be substituted for the bachelor's degree or demonstrable experience in system administration and support of a client-server-based IT enterprise

An industry recognized professional certification may substitute as one year of experience

IAT Level II Certification Required

Experience with servers running Red Hat, CentOS, SolarisX64, SuSe, Virtual Appliances, with direct attached and FC SAN storage

Experience with large SPU, memory SMP systems and clusters with many cores

Experience with enterprise client server configurations (Group Policy, Centrify, DNS, LDAP)

Experience with Linux Scripting (Bash, Perl, etc)

Experience with Linux Logical Volume Management (LVM)

Experience with Distributed Filesystems

Experience with Configuration Management tools

Experience troubleshooting PXE and DHCP boot process

Experience with multi-vendor filesystems such as XFS, GPFS, and CXFS, EXT4, CIFS, NFS, NFSClustered

Experience with blade systems and associated interconnects (iSCSI, SAD, FC, TCP/IP, etc.)

Experience with advanced Red Hat/CentOS and Microsoft Windows Operating System (including Group Policy management)

Experience with Microsoft Exchange policy management, mailbox management, enterprise-level multi-site design and architecture

Experience with enterprise Active Directory/Centrify Zone management (creation, update, RBAC)

Experience with thin client solutions based on Virtual bridges and Centrix, VPN

Experience with enterprise virtualization products; VMWare, vSphere, vCenter, vRealize Automation, vSAN, vSwitch, Distributed Switch, Console management

Experience with OpenShift, Docker, Kubernetes

Experience with installation, configuration, tuning, troubleshooting and administration of multi-vendor servers running numerous COTS, opensource, and in-house applications to accommodate HPC Division IT support requirements

Experience with multi-vendor servers running Red Hat or SuSe with direct attached, FC SAN storage or SSDs

Experience with high speed networks to include Ethernet and InfiniBand, distributing computing tools such as ReS, LSF, and SLURM

Experience with HPC farm systems, HPC MPP clustered systems, Front End servers of Special Purpose devices (SPDs)

Experience with IBM of HP Blade servers with FC/SAS/Network back end

Experience with multi-vendor filesystems such as XFS, GPFS and Lustre, or experience with parallel or distributed file systems

Experience with pre-factory testing, factory testing, system integration, and acceptance testing during the purchase process of the HPS systems