Kansas City, Missouri, United States Hybrid / WFH Options
Epsilon Inc
Azure Storage, Azure Identity Management, and Azure networking features, as well as hybrid workloads in Azure VMware Solution (AVS). Provide as-needed technical support of related tooling, like RedHat Satellite, Ansible Automation Platform, GitLab, and mail relay services. Perform scripting/automation efforts using Ansible, GitLab, or Python to reduce or eliminate administrative toil. Document and … for this position who do not meet the aforementioned conditions. Bachelor's degree in an IT related field or equivalent work experience Minimum 5 years of experience as a RedHat Enterprise Linux (RHEL) engineer, preferred is experience supporting Ansible Automation Platform, and commercial cloud experience in any of the following: AWS, Azure, GCP Ability to manage multiple … a collaborative team environment, but also independently Strong detail orientation supported by ability to take a structured approach to achieve long-term objectives and build sustainable routines Preferred Qualifications: RedHat Enterprise Linux (RHEL) 7, 8, and 9 operating systems hosted in Azure, Azure VMware Solution (AVS), and other commercial cloud providers. Azure Compute, Azure Identity Management, Azure More ❯
performed in a classified environment. The selected candidate will be required to work full-time, on-site at our facility in Chantilly, VA. What You'll Be Doing Install RedHat Enterprise Linux and Oracle Linux on physical systems, including implementing encryption-at-rest (LUKS) Provision RedHat Enterprise Linux and Oracle Linux VMs Patch, reboot … What You Need to be Successful Minimum Requirements for Systems Administration Staff II : DoD approved 8570 baseline certification such as Security+, CISSP, or equivalent 1 year of experience in RedHat Enterprise Linux (RHEL) or its clones ( CentOS , Oracle, Rocky, Alma) Linux systems administration, including provisioning, patching individual systems, basic troubleshooting, and implement security hardening for enterprise environments. … clearance. This position requires a n adjudicated Counter-Intelligence Polygraph. In addition to the above, the minimum requirements for Systems Administration Staff III include: 3 years of experience in RedHat Enterprise Linux (RHEL) or its clones ( CentOS , Oracle, Rocky, Alma) Linux systems administration, including provisioning, fleet-wide patching, more advanced troubleshooting, and troubleshooting issues caused by security More ❯
We are seeking HPC Systems Administrators to: Support a large client-server based IT enterprise in installation, configuration, and networking of Linux and Windows based platforms. Oversee servers running RedHat, 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-leve … a large client-server based IT enterprise. An industry recognized professional certification may substitute as one year experience. IAT Level II Certification Required. Experience with the following: Servers running RedHat, CentOS, SolarisX64, SuSe, Virtual Appliances, with direct attached and FC SAN storage Large SPU, memory SMP systems and clusters with many cores Enterprise client server configurations (Group … and DHCP boot process. Multi-vendor filesystems such as XFS, GPFS, and CXFS, EXT4, CIFS, NFSClustered Blade systems and associated interconnects (iSCSI, SAD, FC, TCP/IP, etc.) Advanced RedHat/CentOS and Microsoft Windows Operating System (including Group Policy management) Microsoft Exchange policy management, mailbox management, enterprise-level multi-site design and architecture Enterprise Active Directory More ❯
The successful candidate will be responsible for designing, implementing, and maintaining Linux systems and a Security Information and Event Management (SIEM) platform. The ideal candidate will have experience with RedHat Enterprise Linux (RHEL), Elastic Security SIEM, and other relevant technologies. Solid understanding of network security industry standards and frameworks, implement the DoD Risk Management Framework (RMF), DoD … Security Technical Implementation Guides (STIGs) and DoD Security Requirements Guides (SRGs). Key Responsibilities: Design, implement, and maintain Linux systems, including RedHat Enterprise Linux (RHEL) Design, configure and manage Elastic Secutity SIEM, including searching for and filtering logs to troubleshoot and isolate issues Ensure security hardening of Linux systems and SIEM Develop and maintain Standard Operating Procedures … experience (Additional experience may be substituted for the degree) DoD 8570/8140 compliant such as CompTIA Security+ certification Experience with the engineering, administration, and security hardening experience with RedHat Enterprise Linux (RHEL) Experience with Elastic Security, including ability to search for and filter logs to troubleshoot and isolate issues Good understanding of how diverse host and More ❯
changes, working with SELinux, and troubleshooting while leveraging automation tools. Demonstrated experience in creating virtual machine templates. Hands-on experience in virtualization technologies such as OpenStack, Azure, Citrix XenServer RedHat Enterprise Virtualization, and/or VMWare highly preferred.Desired Qualifications: Experience with multiple RedHat tools, to include RedHat OpenStack, OpenShift, and Satellite More ❯
and tools, supporting Infrastructure as Code (IaC) within RHEL containers. - Use monitoring and logging tools, such as Prometheus, Grafana, ELK, IBM NetCool, and Solarwinds. - Patch and manage systems using RedHat Satellite Server. - Provide hardware support for servers and workstations. - Experience/knowledge of cloud platforms such as AWS and Azure to manage, secure, and maintain the environment … fast learner with ability to work proactively and independently to support mission critical operations supporting geographically diverse locations. - Additional tasks to be assigned as needed. Preferred Skills and Qualifications: - RedHat Certified Specialist in OpenShift Administration OR RedHat Certified Engineer (RHCE) OR RedHat Certified Architect (RHCA) Minimum Requirements TCS202, T4, Band More ❯
and tools, supporting Infrastructure as Code (IaC) within RHEL containers. Use monitoring and logging tools, such as Prometheus, Grafana, ELK, IBM NetCool, and Solarwinds. Patch and manage systems using RedHat Satellite Server. Provide hardware support for servers and workstations. Experience/knowledge of cloud platforms such as AWS and Azure to manage, secure, and maintain the environment … call schedule for emergency page-outs is required. Team player, fast learner with ability to work proactively and independently to support mission critical operations supporting geographically diverse locations. Preferred: RedHat Certified Specialist in OpenShift Administration OR RedHat Certified Engineer (RHCE) OR RedHat Certified Architect (RHCA More ❯
CND, SSCP) Proficient with container orchestration tools like Kubernetes and/or Docker Swarm. Proficient with Python, JavaScript or equivalent programming language. Strong background in Linux system administration, especially RedHat Enterprise Linux (RHEL)Experience and ability to lead and mentor junior engineers and lead technical initiatives. Must be committed to adopting and adhering to best practices. Strong … DoD Secret clearance and eligibility to obtain TS/SCI. Preferred Qualifications Experienced with Spectro Palette. Active DoD Secret Clearance - to be cleared to a TS/SCI clearance. RedHat OpenShift, including setup, configuration, and administration. Relevant certifications, such as RedHat Certified Specialist in OpenShift Administration, RedHat Certified Engineer (RHCE).Experience More ❯
Responsibilities: Support and maintain systems in a secure, mission-critical DoD environment. Participate in a highly collaborative team within an Agile software development and system integration environment. Perform Linux (RedHat) system administration tasks, including patching, hardening (per STIGs) and troubleshooting. Deploy, manage and troubleshoot containerized applications using technologies, such as Docker, Kubernetes and RedHat … Systems Engineering or a related technical field from an accredited college/university. 8+ years of experience in systems engineering roles within DoD environments. Hands-on experience with: o RedHat Enterprise Linux (RHEL) system administration and troubleshooting. o VMware ESXi, vCenter and virtual infrastructure design/support. o Amazon Web Services (AWS) infrastructure management (EC2, IAM, S3 … etc.). o Container technologies including Docker, Kubernetes, RedHat OpenShift and Helm. o Infrastructure automation tools like Ansible and scripting (Python, Bash). Experience with DoD PKI, DNS, LDAP and other core infrastructure services. Familiarity with DISA STIGs, NIST standards and DoD cybersecurity compliance. Ability to write and review engineering documentation for systems integration and deployment. Willingness More ❯
premises VMware ESX and Microsoft Hyper-V Hypervisors Sustainment of NIWC PAC systems will be conducted at the government's facilities in San Diego, CA. Building and hardening a RedHat 9 image Documenting 4LEAF CLOVERS software build output Scheduling in-lab testing Loading software onto the in-lab system Execute integration of our capability into a Program … of Record system Hardening the base RedHat 9 virtual machine according to DISA STI Building 4LEAF CLOVERS software within the virtual machine Documenting software builds deficiencies Identifying specific software components inducing failure to build Searching for solutions to build deficiencies and document FILLING THIS POSITION IS CONTINGENT UPON FUNDING Requirements 5+ years of experience with the following … Building a base RedHat 9 virtual machines Hardening the base RedHat 9 virtual machine according to DISA STIG Building software within the virtual machine Documenting software builds deficiencies Experience capturing the following: Interpreting console output or learning to interpret console output Identifying specific software components inducing failure to build Search for solutions to build More ❯
of critical national space assets. The selected candidate will be required to work full-time, on-site at our facility in Chantilly, VA. What You'll Be Doing Install RedHat Enterprise Linux and Oracle Linux on physical systems, including implementing encryption-at-rest (LUKS) Provision RedHat Enterprise Linux and Oracle Linux VMs Patch, reboot … for the Site Reliability Engineer Staff II: CompTIA Security+ CE certification or equivalent that meets DoD 8570.01-m requirements for IAT Level II personnel 3 years of experience in RedHat Enterprise Linux (RHEL) or its clones (CentOS, Oracle, Rocky, Alma) Linux systems administration, including provisioning, patching individual systems, troubleshooting, and implement security hardening for enterprise environments. Experience … It would be impressive if you have one or more of these: Bachelor's degree in Computer Science, STEM, or IT or equivalent experience Linux certification: RHCSA or preferred RedHat Certified Engineer (RHCE) Experience maintaining patching infrastructure (e.g. software mirrors) including in standalone networks Experience with Kickstart or other automated Linux provisioning processes Experience automating security hardening More ❯
seeking a skilled and proactive Linux Systems Administrator to join our IT infrastructure team. The ideal candidate will have hands-on experience managing and maintaining systems running Ubuntu and RedHat Enterprise Linux (RHEL). You will be responsible for ensuring the stability, security, and performance of our Linux-based environments. Key Responsibilities: • Install, configure, and maintain Linux … controls, firewalls, and regular audits. • Automate routine tasks using shell scripts or configuration management tools. • Collaborate with development and DevOps teams to support application deployment and infrastructure needs Skills redhat enterprise linux, ubuntu, system administrator, linux, security clearance, Windows server Top Skills Details redhat enterprise linux,ubuntu,system administrator Additional Skills & Qualifications Qualifications you … in a related field or in absence of a degree, 6 years of relevant experience. 3+ years of experience as a Linux Systems Administrator. • Strong expertise in Ubuntu and RedHat Enterprise Linux (RHEL). • Proficiency in shell scripting (Bash, etc.). • Experience with system monitoring tools (e.g., Nagios, Zabbix). • Familiarity with networking concepts and protocols (TCP More ❯
in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. Responsibilities The Kubernetes Engineer will be standing up an enclave which will be a RedHat environment utilizing Kubernetes for deploying and managing applications. They will be responsible for standing up the Kubernetes environment as well as the management/administration of the … environment over the lifecycle. This person should also have experience in RedHat administration. As a Kubernetes Engineer with AMERICAN SYSTEMS you will have the opportunity to do the following: Design, Management, and Administration of Kubernetes environment Configure Kubernetes deployments in order to meet relevant STIGs and the JSIG Manage Red Had Linux systems in a software … with users to recommend containerization best practices for their workloads Assist users in deployment of containerized workloads onto Kubernetes in scalable manners Deploy support system applications onto Kubernetes like RedHat IDM Deploy highly utilized software onto Kubernetes in highly available manners like GitLab, and chat applications like Mattermost Troubleshoot Kubernetes performance Issues Develop example Kubernetes deployment packages More ❯
tools and processes. Work as part of a security incident response team as needed. Working technical competency in one or more of the following supported platforms: Microsoft Windows Server, RedHat Enterprise Linux servers, MS Hyper- V/VMWare/ESx/Xen Hypervisors, Enterprise networking/firewalls/intrusion detection/prevention systems, forensic analysis/vulnerability … assessment, Group Policy management and configuration, Scripting, BMC Footprints, WSUS, Lumension, Bitlocker, SQL Server 2012, TomCat, IIS, Windows Server 2012r2/2016, Win 10, RedHat 6.5, Microsoft Office Toolkits, SIEMs, Logrhythm, ACAS/Nessus/SCAP, mandatory/role-based access control concepts (e.g. SE Linux extensions to RHEL, PitBull, AppArmor, and Sentris), video teleconferencing/VOIP … Integration/Development new techniques to improve Confidentiality, Integrity, and Availability for Advanced technical competency in one or more of the following supported platforms: Microsoft Windows Server, Active Directory RedHat Enterprise Linux servers, MS Hyper-V/VMWare/ESx/Xen Hypervisors, Enterprise networking/firewalls/intrusion detection/prevention systems, forensic analysis/vulnerability More ❯
tools and processes. Work as part of a security incident response team as needed. Working technical competency in one or more of the following supported platforms: Microsoft Windows Server, RedHat Enterprise Linux servers, MS Hyper-V/VMWare/ESx/Xen Hypervisors, Enterprise networking/firewalls/intrusion detection/prevention systems, forensic analysis/vulnerability … assessment, Group Policy management and configuration, Scripting, BMC Footprints, WSUS, Lumension, Bitlocker, SQL Server 2012, TomCat, IIS, Windows Server 2012r2/2016, Win 10, RedHat 6.5, Microsoft Office Toolkits, SEIMs, Logrhythm, ACAS/Nessus/SCAP, mandatory/role-based access control concepts (e.g. SE Linux extensions to RHEL, PitBull, AppArmor, and Sentris) , video teleconferencing/VOIP … Integration/Development new techniques to improve Confidentiality, Integrity, and Availability for Advanced technical competency in one or more of the following supported platforms: Microsoft Windows Server, Active Directory RedHat Enterprise Linux servers, MS Hyper-V/VMWare/ESx/Xen Hypervisors, Enterprise networking/firewalls/intrusion detection/prevention systems, forensic analysis/vulnerability More ❯
of ICAM infrastructure across Windows and Linux (RHEL) environments. Apply Infrastructure-as-Code (IaC) principles to ensure secure, consistent, and repeatable deployments. Configure and maintain Active Directory (AD) and RedHat Identity Management (IdM) trusts to enable unified authentication. Implement and troubleshoot federation scenarios using Ping Federate, integrating with ADFS, SAML, OIDC, and mission partner environments. Manage data … ensuring logs are properly formatted and ingested for security monitoring. Required Qualifications: Experience scripting with PowerShell and/or Python for automation and systems integration. Hands-on experience with RedHat Ansible for configuration management. Strong understanding of identity federation protocols (SAML, OIDC, WS-Federation) and directory services (LDAP, Kerberos). Proficiency with REST API integration for enterprise … systems. Familiarity with both Windows Server and RedHat Enterprise Linux (RHEL). DoD 8140 IAT Level II certification. Preferred: Experience with enterprise IGA, PAM, and IdP platforms (e.g., SailPoint, Delinea, Ping Federate). Knowledge of Active Directory and Microsoft Entra ID administration. Experience configuring RedHat IdM and establishing AD trusts. Relevant scripting or API More ❯
Senior Linux Administrator(NetServ) is responsible for system administration and customer support of servers and workstations in a Research, Development, and Testing and Evaluation (RDT&E) environment. Responsibilities Utilize RedHat Enterprise Linux system administration experience to provide technical problem solving and in-depth consulting relative to system operations Automate installation methods and system imaging (e.g. Kickstart/… of/experience with Tenable suite of products (Security Center, Nessus Scanner, Nessus Agent) is a plus Seeking specific experience with the following operating systems and services is required: RedHat Enterprise Linux (RHEL 8.x with RHEL 7.x and/or RHEL9.x a plus) Must meet DoD 8570 Information Assurance Workforce (IAWF) criteria or Information Assurance Technical (IAT … Level II certification at time of hire (i.e., Security+). Have knowledge of corporate services including: DNS, SMTP, Splunk, Centralized patching solutions such as RedHat Satellite, Automation solutions such as Ansible Tower/AWX Knowledge of/experience with: Single Sign on solutions such as RHSSO; Virtualization platform management systems such as VMWare/VSphere/Vcenter More ❯
Arlington, Virginia, United States Hybrid / WFH Options
CGI
rapidly evolving technology advancements and leveraging your knowledge on a highly collaborative team to deliver state-of-the-art capabilities. The Container/OpenShift Architect designs, implements, and manages RedHat OpenShift container platforms for enterprise clients, focusing on scalability, security, and high availability. Key responsibilities include architecting OpenShift clusters, establishing containerization strategies, developing CI/CD pipelines … years of experience • Security Clearance: TS/SCI required with the ability to obtain a TS/SCI with Poly highly desired • OpenShift Expertise: Strong hands-on experience with RedHat OpenShift architecture and operations. • Container Orchestration: Deep understanding of containerization technologies and Kubernetes. • CI/CD Tools: Experience with CI/CD tools like Jenkins, GitLab, and … years of experience • Security Clearance: TS/SCI required with the ability to obtain a TS/SCI with Poly highly desired • OpenShift Expertise: Strong hands-on experience with RedHat OpenShift architecture and operations. • Container Orchestration: Deep understanding of containerization technologies and Kubernetes. • CI/CD Tools: Experience with CI/CD tools like Jenkins, GitLab, and More ❯
IAT Level II Certification (CompTIA Security+, CISSP) • Experienced with AWS Cloud infrastructure and services • Experienced with Linux command line Desired Skills: • AWS certification (AWS Solutions Architect, AWS SysOps Admin) • RedHat Certification (RedHat Certified Systems Administrator, RedHat Certified Engineer) • Microsoft Office proficiency Years of Experience: Mid Level, 5-8 years of experience. More ❯
personnel perform investigations to characterize of the severity of breaches, develop mitigation plans, and assist with the restoration of services. They are seeking an experienced Cloud Engineer with strong RedHat Enterprise Linux (RHEL) experience to join their DevOps team. This role will be responsible for the design, implementation and testing of cloud-based infrastructure and services, with … a focus on RedHat-based systems across hybrid and multi-cloud environments. Responsibilities Design, deploy, and test scalable, secure cloud infrastructure using RedHat technologies Implement and test IaaS/PaaS solutions on platforms such as AWS, Azure, or Google Cloud Platform (GCP) Automate provisioning and configuration using tools such as Ansible, Terraform, or RedHat Satellite Collaborate with security teams to ensure compliance with security standards and policies Apply advanced analytical skills and technical resources at the tactical levels and implement infrastructure solutions supporting command decision making and execution of mission requirements Automate infrastructure tasks using Ansible, Terraform, or other Infrastructure-as-Code (IaC) tools Support the implementation of new technologies and More ❯
and module writing (Chef, Ansible, Salt) Software development, preferred in Python, Ruby or Bash Public Key Infrastructure (PKI) VMWare virtualization and automation System provisioning and lifecycle management; experience with RedHat Satellite Networking Container technologies such as Docker, and PaaS products such as OpenShift Monitoring with experience in white box and black box monitoring Responsibilities Work with internal … system issues, delving into hardware, networks, application, and storage/DB layers as needed Participate in lifecycle management lifecycle management of the Linux OS platform and applications including Puppet, RedHat Satellite, RedHat Cloudforms, and OpenShift as well as future applications. Install and support in-house, open-source, and 3rd party applications throughout the technology More ❯
changes, working with SELinux, and troubleshooting while leveraging automation tools. Demonstrated experience in creating virtual machine templates. Hands-on experience in virtualization technologies such as OpenStack, Azure, Citrix XenServer RedHat Enterprise Virtualization, and/or VMWare highly preferred.Desired Qualifications: Experience with multiple RedHat tools, to include RedHat OpenStack, OpenShift, and Satellite More ❯
changes, working with SELinux, and troubleshooting while leveraging automation tools. Demonstrated experience in creating virtual machine templates. Hands-on experience in virtualization technologies such as OpenStack, Azure, Citrix XenServer RedHat Enterprise Virtualization, and/or VMWare highly preferred.Desired Qualifications: Experience with multiple RedHat tools, to include RedHat OpenStack, OpenShift, and Satellite More ❯
changes, working with SELinux, and troubleshooting while leveraging automation tools. Demonstrated experience in creating virtual machine templates. Hands-on experience in virtualization technologies such as OpenStack, Azure, Citrix XenServer RedHat Enterprise Virtualization, and/or VMWare highly preferred.Desired Qualifications: Experience with multiple RedHat tools, to include RedHat OpenStack, OpenShift, and Satellite More ❯
changes, working with SELinux, and troubleshooting while leveraging automation tools. Demonstrated experience in creating virtual machine templates. Hands-on experience in virtualization technologies such as OpenStack, Azure, Citrix XenServer RedHat Enterprise Virtualization, and/or VMWare highly preferred.Desired Qualifications: Experience with multiple RedHat tools, to include RedHat OpenStack, OpenShift, and Satellite More ❯