oral presentations for customers and management • Respond promptly to incidents in ServiceNow • Will be assigned responsibility for advanced technical issues in the environment for problem resolution • Diagnose and repair system problems working closely with vendor support for all servers, software and other hardware directly or with the team members • Define, monitor, optimize, and troubleshoot system performance of all … demonstrable scripting experience in one or more of the following: PowerShell, Ansible, Puppet, Chef, VBScript, C++, Unix Shell, Python, Perl, Ruby, JavaScript, etc. • Basic understanding of storage protocols (e.g. NFS, SMB, S3, FC, iSCSI, NVMe) • Good knowledge of Active Directory, DHCP, DNS, Group Policy. • Knowledge of MS Windows Server operating systems including Server 2016, 2019, and 2022 as well as … etc. • Experience with Docker and Kubernetes • Experience with Terraform or Ansible • Experience with Dell PowerFlex • Experience working in a large enterprise environment • Knowledge of storage area networks to include network operating systems, SAN protocols, SAN management, and SAN physical configuration. More ❯
troubleshooting, and be equally confident working independently or as part of a cross-functional team. What You'll Be Doing Design, implement, and support technical infrastructure across compute, storage, network, and virtualization platforms. Maintain operational health and system performance across a hybrid on-prem and cloud environment. Conduct proactive capacity planning and performance tuning to prevent downtime and … service degradation. Lead technical initiatives involving infrastructure upgrades, migrations, patching, and lifecycle management. Serve as a technical liaison to InfoSec, DevOps, and architecture teams to ensure system reliability, data integrity, and platform scalability. Manage and improve backup, disaster recovery, and business continuity strategies. Participate in on-call rotations to provide 24/7 support coverage for critical systems and … Bash, Python) to streamline operational workflows. Experience with server virtualization platforms, particularly VMware ESXi, vSphere, or similar hypervisors. Familiarity with SAN/NAS storage systems and storage protocols (iSCSI, NFS, SMB, etc.). Practical understanding of IP networking, Layer 2/3 protocols, VLANs, and site-to-site VPN configurations. Exposure to infrastructure-as-code tools and configuration management platforms More ❯
Proficiency with Ansible, Terraform, Git, and GitHub. Experience with VMware vSphere in enterprise environments. Familiarity with Cisco UCS and MDS infrastructure. Strong understanding of storage technologies including fibre channel, NFS, and object storage. Experience with PureStorage and CommVault is highly desirable. Solid background in Red Hat Linux (RHEL 7, 8, 9) administration. Good understanding of networking fundamentals (firewalls, routing, switching More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Tate Professional
Proficiency with Ansible, Terraform, Git, and GitHub. Experience with VMware vSphere in enterprise environments. Familiarity with Cisco UCS and MDS infrastructure. Strong understanding of storage technologies including fibre channel, NFS, and object storage. Experience with PureStorage and CommVault is highly desirable. Solid background in Red Hat Linux (RHEL 7, 8, 9) administration. Good understanding of networking fundamentals (firewalls, routing, switching More ❯
role, you'll be encouraged to challenge the norm, investigate ideas outside of your role, and come up with creative solutions resulting in ground-breaking impact for a wide network of clients. Our culture of evolution and empathy centres on long-term career growth and development opportunities in an environment that embraces your unique skills and experience. We offer … sector projects. Required education None Preferred education Bachelor's Degree Required technical and professional expertise Design, implement, and maintain secure, scalable, and high-performance Linux infrastructures. Lead in-depth system analyses, troubleshooting, and resolution of complex technical issues. Collaborate with system administrators, network engineers, and other stakeholders to optimize system performance and enhance security. Develop and … Strong knowledge of virtualization technologies (VMware, KVM) and containerization platforms (Docker, Kubernetes). Experience with configuration management tools like Ansible, Puppet, or Chef. Comprehensive understanding of storage solutions including NFS, iSCSI, and Fibre Channel. Familiarity with cloud platforms (AWS, Azure, IBM Cloud) is a plus. Possess relevant certifications such as RHCE (Red Hat Certified Engineer), RHCSA (Red Hat Certified SystemMore ❯
About the Role Work as part of a growing team that values knowledge sharing and technical excellence Support the design, testing, integration and implementation of a wide range of system components Act as a key interface between architects, project managers, and live service support teams Own technical solutions from initial design through to implementation and enhancement phases Provide 4th … of virtualisation, especially VMware vSphere 6.7 and/or 7 Skilled in ESX performance fault finding and tuning Experience with storage platforms including Veeam, NetApp, iSCSI, Fibre Channel and NFS Microsoft Windows Server 2019 and Microsoft Stack troubleshooting MCSE certification or equivalent practical experience Experience producing clear, structured, and supportable documentation Desirable Experience Exposure to ISODE messaging products such as … MBOX, MSWITCH, MVAULT and HARRIER Web Client Knowledge of SQL and database management Understanding of Network Data Diodes and their implementation Familiarity with Splunk for monitoring and analysis More ❯
Linux Systems Admin with some DevOps experience The successful candidate will establish, extend, and maintain infrastructure supporting Linux-based development tailored for client requirements. Infrastructure may include support for system provisioning, updating, configuration management, compliance reporting, data storage and cloud processing, automated build and test, packaging, and package distribution. Tasks supporting the development of infrastructure include understanding staff development … points; capturing requirements and building consensus among stakeholders; maintaining knowledge of state-of-the-art technologies and best practices; representing and advocating for Group needs within the larger Laboratory system administration community; implementing, deploying, and troubleshooting infrastructure software and hardware systems. This position also requires assisting staff with Linux issues and supporting wider Division-level System Administration activities … bash, CMake, and other scripting languages. -Familiarity with virtualization platforms, such as virtual machines and containers. -Knowledge of basic administration of server applications, such as apache, MySQL, mediaWiki, Squid, NFS, DHCP, DNS -Knowledge and experience with architecting, implementing and enhancing AWS Gov Cloud solutions -Knowledge and experience with Terraform, Kubernetes or Packer or other IaC applications Preferred Skills: -Knowledge and More ❯
practices. Key Responsibilities: Automate and manage hosting infrastructure using Ansible, Terraform, GitHub Operate and support Kubernetes (Tanzu preferred), VMware, and Cisco UCS environments Administer Linux (RHEL 7-9), storage (NFS, object), and backup systems (CommVault) Handle incident response, root cause analysis, and continuous improvement Collaborate across teams to align with DevOps best practices Contribute to infrastructure standards, documentation, and disaster More ❯
LINUX SYSTEM ADMINISTRATOR: Expert Level Location: Chantilly, VA US Security Clearance Requirement: TS/SCI with Full Scope Polygraph Clearance Status: Must be Current JOB DESCRIPTION: Inferno Systems is currently looking to hire individuals for our Linux System Administrator positions. Candidates should have a preferred minimum of 7+ years as a network engineer or systems admin. JOB … for maintaining, scheduling and executing software and hardware upgrades, patches and reconfigurations. You will identify and troubleshoot software and hardware issues with workstations and servers. You will support continuous system monitoring using a variety of tools. REQUIRED SKILLS: • Experience as a Linux Systems Administrator • Understanding of Linux operating systems, specifically Rocky and Ubuntu. • Running and updating repos • Maintaining and … Perl and/or Bash. • Solid understanding of Linux logging, network traffic analysis, network traffic redirection • Experience setting up and monitoring OpenVPN and Wireguard tunnels • Experience with NFS/CIFS • Organized, detail-oriented, a team player, and willing/eager to learn and handle multiple tasks concurrently. • Strong customer service and technical writing skills, inducing documentation and diagram More ❯
Description A SECURITY CLEARANCE AND POLYGRAPH ARE REQUIRED Description Support High Performance Computing (HPC) server-class platforms, network devices, server interconnects, mass storage systems and supporting infrastructure services. One of the critical cornerstones of the IT environment is the closely coupled cooperation between and among the array of computational nodes, networks, storage, and security devices. Areas supported include HPC … infrastructure support, networks, automation, and specialized software development. Requirements Servers running Sparc Solaris, SolarisX64, red Hat, and SuSe, with direct attached and FC SAN storage Client server technology utilizing NFS and CIFS Large memory SMP systems with many cores Enterprise client server configurations Multi-vendor filesystems such as XFS, GPFS, and CXFS Fielded systems Blade systems and associated interconnects (SAD … FC, TCP/IP, etc.) Red Hat and Microsoft Windows Operating System Microsoft Exchange Centrify Infrastructure support services such as DNS, NIS, Active Directory, Centrify, Zenoss, SiteScope, HP Openview, HPSA, HPSE, Splunk, Sendmail, Exchange, NetQoS, Infoblox Thin client solutions based on Virtual bridges and Centrix NoMachine NX Virtualizing products; VMWare and Solaris containers Accepted professional certifications include:Po RHCSA More ❯
especially desirable Experience with VMware vSphere environments in an enterprise environment. Experience with Cisco UCS and MDS is highly desired Experience with Storage technologies, such as fibre channel networks, NFS and object storage. Experience with PureStorage and CommVault. Experience with Red Hat Linux (RHEL 7, 8 and 9) administration. Understanding of network technologies like Firewalls, switching, routing, TCP/ More ❯
expertise in datacenter architecture, Linux, vSphere and Kubernetes. • Gain high-level technical certifications when required. • Collaborate with the Strategic Technologies Group on implementing new features, technologies and equipment. • Troubleshoot system technical issues and coordinate with OEM support teams for problem resolution. • Maintain support requests from internal engineers regarding all account management and system configuration issues. • Provide tours of … networks including VPNs, VLANs, layer-3 switching and routing protocols. Enterprise Storage Systems Experience installing and configuring enterprise storage systems. Sound technical understanding of network storage protocols including NFS, SMB and NVMe/TCP. Desired Skills • Experience with Nvidia DGX, HGX or OVX platforms. • Experience managing HPC or large scale accelerated computing environments. • Ansible or other automation platforms is More ❯
Description A SECURITY CLEARANCE AND POLYGRAPH ARE REQUIRED Support High Performance Computing (HPC) server-class platforms, network devices, server interconnects, mass storage systems and supporting infrastructure services. One of the critical cornerstones of the IT environment is the closely coupled cooperation between and among the array of computational nodes, networks, storage, and security devices. Areas supported include HPC, HPC … software development. Requirements Installation, configuration. tuning, and support of: Servers running Spare Solaris, SolarisX64, Red Hat, and SuSe, with direct attached and FC SAN storage Client server technology utilizing NFS and CIFS Large memory SMP systems with many cores Enterprise client server configurations Multi-vendor filesystems such as XFS, GPFS, and VXFS Fielded systems Blade systems and associated interconnects (SAD … tuning. testing, and advanced level troubleshooting and support of Red Hat, SuSe, and Solaris Operating Systems. Advanced level troubleshooting of core infrastructure services such as DNS, Centrify, AD, NIS, NFS, CIFS. Advise Government, and plan for next generation server and services infrastructure based on advanced research and test initiatives. Infrastructure support services such as: DNS, NIS, Active Directory, Centrify, Zenoss More ❯
Position: Storage System Engineer III Requirement Description: Ready Support Services (RSS) is seeking a Storage System Engineer (onsite) at our Customer Program Chantilly VA or Richardson, TX. The selected candidate will be assigned to a National Systems ISP/ASP program primarily within our government services product line to fill the role of Systems Engineer III to help … will include, but is not limited to tasks like the following: • Collaborate with partners to define computing requirements and create end-to-end solutions consisting of hardware and operating system technologies • Integrate and partner with programs to solve complex infrastructure problems • Assure a high level of reliability and performance through systems monitoring and infrastructure management • Respond to and use … continually improve computing environments • This position will offer the opportunity to grow your technical competence in multiple areas (such as SAN, NAS, Backups, Windows, Linux, virtualization, User Authentication, DNS, NFS, system imaging/build automation) • Assist in developing the overall performance and capability of your technical team through mentoring and knowledge sharing • Have knowledge of backup systems and server More ❯
to Government agencies and critical infrastructure owners who experience cyber-attacks. MicroSys provides HIRT advanced technical assistance, proactive hunting, rapid onsite incident response, and immediate investigation, using host-based, network-based and cloud-based cybersecurity analysis capabilities. Team personnel provide front line response for digital forensics/incident response (DFIR) and proactively hunting for malicious cyber activity. We are … seeking Cyber Network Defense Analysts (CNDA) to support this critical customer mission. JOB DESCRIPTION: Network-Based Cyber Forensics Analyst (NBA) • Assists the Government lead in coordinating teams in preliminary incident response investigations • Assists the Government lead with interfacing with the customer while on site • Determines appropriate courses of actions in response to identified and analyses anomalous network … knowledge of CND policies, procedures and regulations • In depth knowledge of TCP/IP protocols • In depth knowledge of standard protocols - ICMP, HTTP/S, DNS, SSH, SMTP, SMB, NFS, etc. • In depth knowledge and experience of Wifi networking • In depth knowledge and experience of network topologies - DMZ's, WAN's, etc. • Substantial knowledge of Splunk (or other SIEM More ❯
Clearance Requirement: Active Secret Clearance (or higher) Overview: We are seeking an experienced Systems Engineer to support our Enterprise Technology and Tools (ETT) Team. This role involves technical planning, system integration, verification and validation, and analysis for total systems. The Linux Systems Administrator will be responsible for translating customer requirements into hardware and software specifications, ensuring the logical and … systematic conversion of product requirements into comprehensive system solutions. Responsibilities: Perform technical planning, system integration, verification, and validation. Conduct functional analysis, timeline analysis, trade studies, and requirements allocation. Translate customer requirements into hardware and software specifications. Support compliance execution, reporting, and vulnerability remediation activities. Manage and operate monitoring tools such as SolarWinds, BigFix, and ITSM tools (Footprints). … Platform for Linux systems. 7 years of experience with package development and deployment (rpm, yum, dnf, apt). 10 years of experience configuring storage solutions (LVM, RAID, SAN, NAS, NFS, encryption). 10 years of experience troubleshooting Linux systems, including boot processes and system performance. 5 years of experience with Red Hat Satellite. Proficiency in Bash, Python, or Perl More ❯
management Manage and troubleshoot AD integrated authentication on Linux servers Manage and troubleshoot existing Ansible playbooks used for configuration management across the Linux environment Collaborate cross-functionally to monitor system performance, analyze system logs, and proactively address issues Create and maintain system documentation including configuration guides, standard operating procedures, and troubleshooting steps What's required … management Hands-on experience with Red Hat Enterprise Linux (RHEL) administration, including installation, configuration, performance tuning, and troubleshooting Experience with creating and maintaining remote mounts (CIFS/samba/NFS) for both client and server configurations Familiarity with local disk management as well as network-based storage concepts and related configurations (HBA, PowerPath, LVM, etc.) Experience in scripting languages More ❯
to start due to federal contract requirements. The Senior Systems Engineer will be responsible for design, deployment, testing, certification, patching, addressing interoperability issues, not only of the base storage system, but for all features, components, and application dependencies - to include Storage Area Network (SAN), Network Attached Storage (NAS), Fibre Channel, iSCSI, etc. The Senior Systems Engineer III … Storage) role will be responsible for: - Supporting highly available enterprise grade storage arrays and storage networking equipment - NAS/file storage protocols such as SMB/CIFS and NFS - ISCSI and/or Fiber Channel Fabric connections to switches and arrays - Functional knowledge and experience with Windows Server operating system and Active Directory/LDAP/DNS/… NTP/Kerberos - specifically how these affect networkfilesystem storage access in Windows - Windows NTFS security settings, Windows ACLs, VSS snapshots - POSIX OS ACLs/mode-bits as it pertains to filesystem permissions - Managing Windows Distributed FileSystem (DFS) for SMB HA - Experience with file-based data migrations utilizing applications More ❯
a Linux Systems Administrator to support enterprise-classified infrastructures. This role is ideal for an experienced administrator with deep Linux expertise, strong automation skills, and a solid understanding of system security and compliance standards. The selected candidate will be responsible for the configuration, maintenance, and optimization of Linux-based systems and services, ensuring operational reliability, performance, and security across … and maintain multi-user Linux environments, focusing on RHEL 7/8 server and workstation platforms. • Develop and maintain secure systems that meet internal and government compliance standards. • Automate system configuration and deployment using tools such as Satellite and Ansible. • Write and maintain … scripts in bash/shell, Python, and Perl to support administrative tasks and system management. • Configure and manage enterprise storage technologies (LVM, RAID, encrypted storage, SAN/NAS, NFS). • Monitor and tune system performance, conduct capacity planning, and allocate mass storage resources. • Install system-wide software, manage administrator/service accounts, and integrate with Active Directory. More ❯
case management system. Monitor tickets generated by Case Management Systems for critical problems; perform first-level troubleshooting to diagnose issues and escalate to the appropriate provider. Monitor and enforce system security guidelines for all clients. Create user accounts and access rights for clients when applicable. Administer, configure, and maintain Microsoft Windows Server environments, ensuring optimal performance, security and reliability. … services such as Exchange online, Sharepoint, Azure and other related applications Provide exceptional customer service to all clients. Proactively support and maintain effective user relationships by educating clients on system operations and applications. Utilize all existing knowledge bases to research, resolve, and respond to incidents and requests received via phone and e-mail in a timely manner, in accordance … current knowledge of relevant software, hardware, systems, and support policies to provide technically accurate solutions to customers. Administer Microsoft based systems as a shared responsibility, Active Directory, GPOs, DNS, NFS, and related enterprise management systems Administrative management of Web services such as IIS and Apache Ability to create new and manage email accounts in M365. Basic administrative support of databases More ❯
DESCRIPTION OF PROJECT AND TASKS: Security+ and CE Requirements DESCRIPTION: This position is for a Storage Administrator for a mixed environment of storage networks, consisting of multiple brands of network-attached storage, and fiber channel storage, and fiber channel switches. To be successful in this role, the candidate will be required to manage, maintain, deploy, troubleshoot and support customers … storage systems • Skilled at proactive monitoring of the ongoing operation of storage systems and providing utilization reports to identify problems and corrective actions as needed • Observing performance on FC network and NAS attached storage systems, troubleshoot any performance problems and apply near term fixes that result in long term solutions • Refresh data from one environment to another at the … Technical Implementation Guides (STIGs), Security Readiness Review (SRR) scripts, and Information Assurance Vulnerability Management (IAVM) • Experience with FC storage • Experience with network attached storage • Experience with FC, CIFS, NFS and iSCSI storage protocols • Experience with block-based replication More ❯
requirements, use cases, design, coding, documentation and testing • Security+ Certification • Ability to obtain clearance Desired Skills: • SE Linux experience: configuration and policy • Experience with RH Satellite • Experience with Lustre, NFS, and other file systems • Experience with Ethernet networking • Experience with RDMA communications (InfiniBand and OmniPath) • Experience with InfiniBand or Omni-Path high speed fabrics, including subnet management, IPoIB and More ❯
that are found on those systems. In addition, this individual is also responsible for managing our RedHat Satellite infrastructure in both environments. This includes importing updates from the unclassified network to both classified networks, ensuring those updates are presented to the appropriate systems, patching ISD systems and working with division resources to ensure their systems are patched. Without this … candidate will have a solid background with Linux to include the underlying systems and services that support them. These systems and services would include but are not limited to file sharing, Satellite, Ansible Automation Platform, multi-factor authentication, disk encryption and patching. This candidate will also possess some background with DevSecOps concepts (artifact repository, container registries, scanning and platforms … resources, kernel tuning, system performance troubleshooting, system calls and tracing •Experience configuring storage for Linux systems (LVM, file systems, RAID, storage encryption, SAN, NAS and NFS) •Package development and deployment (rpm, yum, dnf) •Strong overall network skills (package captures, NIC latency tuning, route tables and tracing, subnetting, firewall/iptable, TCP/UDP/IP More ❯
management, build automation and release engineering. This is a Systems Administrator role that manages Linux server infrastructure in support of the program. The role includes solving end-user computer system problems and improving performance on Linux Redhat platforms/operating systems. Candidate needs experience with tools listed below and will be supporting the software configuration management (SCM) processes. The … Systems Administrator assists with resolving technical issues with applications, network connectivity and ensures security compliance of deployed systems. Basic Qualifications: Bachelor's degree from an accredited college in related discipline and a minimum of 6 years of professional level experience. Candidate must have Security + certification Candidate must be able to obtain and maintain a security clearance at the … systems including LDAP and token-based authentication systems Experience with the Creation of bash scripts and ansible playbooks Desired Skills: Experience with Splunk, Security Center, Nessus Experience with Lustre, NFS, filesystem SELinux experience: configuration and policy Agile process and Core Digital Transformation, knowledge of Atlassian suite (confluence, JIRA etc) Working with customer/user representatives Excellent interpersonal More ❯
The Information Services Department (ISD) supports two enterprise classified networks for the Laboratory. The Secret Internet Protocol Router Network (SIPRNet) is a collateral secret network that Laboratory staff use to communicate with sponsors via email and video teleconferencing. To support SIPRNet at the Laboratory ISD maintains multiple SIPRNet hubs, a Virtual Desktop Infrastructure (VDI) platform that is accessible … from the hubs, all of the backend network infrastructure for connectivity and several other ancillary services. ISD also supports the Enterprise Lincoln Collateral Network (ELCN). The goal of ELCN is to provide centralized services for any secret collateral network at the Laboratory that can take advantage of them. By centralizing these services, the Laboratory reduces complexity … resources, kernel tuning, system performance troubleshooting, system calls and tracing •Experience configuring storage for Linux systems (LVM, file systems, RAID, storage encryption, SAN, NAS and NFS) •Package development and deployment (rpm, yum, dnf) •Strong overall network skills (package captures, NIC latency tuning, route tables and tracing, subnetting, firewall/iptable, TCP/UDP/IP More ❯
