{"schemaVersion":"jobsearcher.job.v1","id":"3d3be7bee9a355db3bbe3fbf","url":"https://jobsearcher.com/jobs/3d3be7bee9a355db3bbe3fbf","canonicalUrl":"https://jobsearcher.com/jobs/3d3be7bee9a355db3bbe3fbf","title":"Linux OS Engineer","description":"We are seeking a Linux OS Engineer to join our Task Order to build, harden, and sustain mission-critical Linux platforms in a highly secure enterprise on the Defense Intelligence Agency’s Solutions for the Information Technology Enterprise III (SITE III). The Linux OS Engineer will own the lifecycle of RHEL- and Debian-based systems—from image engineering and STIG compliance to configuration management, patch orchestration, performance tuning, and incident response. You’ll collaborate across cybersecurity, network, storage, and application teams to deliver resilient, auditable infrastructure that meets program SLAs and security directives.\n\nTekSynap is a fast-growing high-tech company that understands both the pace of technology today and the need to have a comprehensive well planned information management environment. “Technology moving at the speed of thought” embodies these principles – the need to nimbly utilize the best that information technology offers to meet the business needs of our Federal Government customers.\n\nWe offer our full-time employees a competitive benefits package to include health, dental, vision, 401K, life insurance, short-term and long-term disability plans, vacation time and holidays.\nVisit us at www.TekSynap.com.\nApply now to explore jobs with us!\nThe safety and health of our employees is of the utmost importance. Employees are required to comply with any vaccination requirements mandated by contract, applicable law or regulation.\nBy applying to a role at TekSynap you are providing consent to receive text messages regarding your interview and employment status. If at any time you would like to opt out of text messaging, respond \"STOP\".\nAs part of the application process, you agree that TekSynap Corporation may retain and use your name, e-mail, and contact information for purposes related to employment consideration.\n\nRESPONSIBILITIES\n\nThe Linux OS Engineer is expected to be able to accomplish the following:\nPlatform Engineering & Operations\nEngineer, deploy, and administer RHEL/CentOS/Rocky and Ubuntu servers (physical and virtual) across dev/test/prod.\nImplement standard OS baselines, golden images, and immutable patterns (e.g., image pipelines, templates, kickstart/preseed, cloud-init).\nManage patching and kernel updates with maintenance windows and rollback plans; validate health post-change.\nConfiguration Management & Automation\nBuild and maintain automation using Ansible, Bash, and Python to enforce configuration drift control and speed delivery.\nIntegrate configuration policies with CI/CD workflows and version control; write idempotent playbooks/roles.\nSecurity & Compliance\nApply and maintain DoD STIG/hardening controls; remediate findings from vulnerability scans; maintain audit artifacts.\nImplement/validate FIPS, SELinux, disk encryption, log forwarding, and secure remote access; support ATO evidence.\nReliability, Monitoring & Performance\nDesign and operate logging/metrics/alerting (e.g., journald/rsyslog, auditd, Prometheus/Grafana/ELK) with actionable SLOs.\nTroubleshoot OS, storage, and network performance (I/O, CPU, memory, TCP/IP) using system profiling tools.\nHigh Availability & Continuity\nSupport clustering and HA patterns (Pacemaker/Corosync, systemd units, load balancers); document and test DR/backup restore.\nCollaboration & Support\nProvide Tier 3 escalation; create runbooks/SOPs; participate in on-call rotations as needed.\nPartner closely with cybersecurity, network, storage, virtualization, and application owners to deliver end-to-end outcomes.\nREQUIRED QUALIFICATIONS\nActive TS/SCI + CI Poly clearance\n5–7 years of professional experience administering Linux in enterprise or government environments (or equivalent combination of education/experience suitable for mid level).\nOne of the following DoD 8570/CS-NET-451 certifications:\nSecurity+ (CE)\nRHCSA/RHCE\nCKA\nITIL® Foundation\nStrong proficiency with RHEL-family and Debian/Ubuntu administration, system services, and package managers (dnf/yum/apt).\nHands-on with Ansible and scripting (Bash, Python) for automation and compliance.\nDemonstrated experience applying STIG/hardening and working within secure change-controlled environments.\nSolid troubleshooting across compute, network, and storage layers; familiarity with virtualization (VMware/KVM) and ticketing/ITSM workflows.\nAbility to create and maintain SOPs, runbooks, and architecture diagrams supporting audits and operations.\nDESIRED QUALIFICATIONS\nExperience with RHEL Satellite/Foreman, Kickstart, IdM/FreeIPA/AD integration, and secrets management (e.g., HashiCorp Vault).\nExposure to container runtimes (Podman/Docker), Kubernetes (RKE/AKS/Openshift), and hardened container images.\nInfrastructure-as-Code (Terraform), cloud (AWS/Azure/Gov zones), and registry/artifact management.\nMonitoring stacks (Prometheus/Grafana, ELK/OpenSearch) and SIEM integrations.\nSSCP\nCySA+\nGSEC\nCASP+\nCISSP\nRed Hat Ansible Automation certification\nTerraform Associate )\nKubernetes certification\n\nWORK ENVIRONMENT AND PHYSICAL DEMANDS\nThe work environment characteristics described here are representative of those an employee encounters while performing the essential functions of the job. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions.\nLocation: Annapolis Junction, MD\nType of environment: Varies\nNoise level: Low\nWork schedule: Non-standard shift\nAmount of Travel: 20%\nPHYSICAL DEMANDS\n\nThe physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.\n\nWhile performing the duties of this job, the employee is regularly required to use hands to grip, handle, or feel; reach with hands and arms; and talk or hear. The employee is regularly required to stand; walk; sit; climb or balance; and stoop, kneel, crouch, or crawl. The employee is regularly required to lift up to 10 pounds.\n\nThe employee is frequently required to lift up to 25 pounds; and up to 50 pounds. The vision requirements include close vision, distance vision, peripheral vision, depth perception, and ability to adjust focus.\n\nWORK AUTHORIZATION/SECURITY CLEARANCE\nU.S. Citizenship\nActive TS/SCI + CI Poly clearance\nOTHER INFORMATION\nPlease note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.\n\nTekSynap is a drug-free workplace. We reserve the right to conduct drug testing in accordance with federal, state, and local laws. All employees and candidates may be subject to drug screening if deemed necessary to ensure a safe and compliant working environment.\n\nMany positions require specific certifications and/or the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. Applicants who accept an offer of employment may be subject to investigations performed by TekSynap and/or the Government to verify the candidate meets the required qualifications and other eligibility requirements.\n\nWAGE INFORMATION\nTarget salary range: $100,000.00 - $130,000.00. The salary range displayed is an estimate only and is not a guarantee of compensation or salary, and will be determined on several factors regarding the individual’s particular combination of education, knowledge, skills, competencies and experience, as well as contract parameters and organizational requirements. The displayed salary is one component of the total compensation package for employees.\n\nEQUAL EMPLOYMENT OPPORTUNITY\nIn order to provide equal employment and advancement opportunities to all individuals, employment decisions will be based on merit, qualifications, and abilities. TekSynap does not discriminate against any person because of race, color, creed, religion, sex, sexual orientation, gender identity, protected veteran status, national origin, disability, age, genetic information or any other characteristic protected by law (referred to as “protected status”). This nondiscrimination policy extends to all terms, conditions, and privileges of employment as well as the use of all company facilities, participation in all company-sponsored activities, and all employment actions such as promotions, compensation, benefits, and termination of employment.\n\nTekSynap is committed to ensuring that our online application process provides an equal employment opportunity to all job seekers, including individuals with disabilities. If you believe you need a reasonable accommodation in order to search for a job opening or to submit an application, please contact hr@teksynap.com for assistance.","company":"TekSynap","rawCompany":"teksynap","city":"Wilton","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-08-15T12:48:58.522Z","occupations":[{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1244.00","title":"Network and Computer Systems Administrators","slug":"network-and-computer-systems-administrators"},{"code":"15-1211.00","title":"Computer Systems Analysts","slug":"computer-systems-analysts"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541519","title":"Other Computer Related Services","slug":"other-computer-related-services"},{"code":"518210","title":"Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services","slug":"computing-infrastructure-providers-data-processing-web-hosting-and-related-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Linux OS Engineer","description":"We are seeking a Linux OS Engineer to join our Task Order to build, harden, and sustain mission-critical Linux platforms in a highly secure enterprise on the Defense Intelligence Agency’s Solutions for the Information Technology Enterprise III (SITE III). The Linux OS Engineer will own the lifecycle of RHEL- and Debian-based systems—from image engineering and STIG compliance to configuration management, patch orchestration, performance tuning, and incident response. You’ll collaborate across cybersecurity, network, storage, and application teams to deliver resilient, auditable infrastructure that meets program SLAs and security directives.\n\nTekSynap is a fast-growing high-tech company that understands both the pace of technology today and the need to have a comprehensive well planned information management environment. “Technology moving at the speed of thought” embodies these principles – the need to nimbly utilize the best that information technology offers to meet the business needs of our Federal Government customers.\n\nWe offer our full-time employees a competitive benefits package to include health, dental, vision, 401K, life insurance, short-term and long-term disability plans, vacation time and holidays.\nVisit us at www.TekSynap.com.\nApply now to explore jobs with us!\nThe safety and health of our employees is of the utmost importance. Employees are required to comply with any vaccination requirements mandated by contract, applicable law or regulation.\nBy applying to a role at TekSynap you are providing consent to receive text messages regarding your interview and employment status. If at any time you would like to opt out of text messaging, respond \"STOP\".\nAs part of the application process, you agree that TekSynap Corporation may retain and use your name, e-mail, and contact information for purposes related to employment consideration.\n\nRESPONSIBILITIES\n\nThe Linux OS Engineer is expected to be able to accomplish the following:\nPlatform Engineering & Operations\nEngineer, deploy, and administer RHEL/CentOS/Rocky and Ubuntu servers (physical and virtual) across dev/test/prod.\nImplement standard OS baselines, golden images, and immutable patterns (e.g., image pipelines, templates, kickstart/preseed, cloud-init).\nManage patching and kernel updates with maintenance windows and rollback plans; validate health post-change.\nConfiguration Management & Automation\nBuild and maintain automation using Ansible, Bash, and Python to enforce configuration drift control and speed delivery.\nIntegrate configuration policies with CI/CD workflows and version control; write idempotent playbooks/roles.\nSecurity & Compliance\nApply and maintain DoD STIG/hardening controls; remediate findings from vulnerability scans; maintain audit artifacts.\nImplement/validate FIPS, SELinux, disk encryption, log forwarding, and secure remote access; support ATO evidence.\nReliability, Monitoring & Performance\nDesign and operate logging/metrics/alerting (e.g., journald/rsyslog, auditd, Prometheus/Grafana/ELK) with actionable SLOs.\nTroubleshoot OS, storage, and network performance (I/O, CPU, memory, TCP/IP) using system profiling tools.\nHigh Availability & Continuity\nSupport clustering and HA patterns (Pacemaker/Corosync, systemd units, load balancers); document and test DR/backup restore.\nCollaboration & Support\nProvide Tier 3 escalation; create runbooks/SOPs; participate in on-call rotations as needed.\nPartner closely with cybersecurity, network, storage, virtualization, and application owners to deliver end-to-end outcomes.\nREQUIRED QUALIFICATIONS\nActive TS/SCI + CI Poly clearance\n5–7 years of professional experience administering Linux in enterprise or government environments (or equivalent combination of education/experience suitable for mid level).\nOne of the following DoD 8570/CS-NET-451 certifications:\nSecurity+ (CE)\nRHCSA/RHCE\nCKA\nITIL® Foundation\nStrong proficiency with RHEL-family and Debian/Ubuntu administration, system services, and package managers (dnf/yum/apt).\nHands-on with Ansible and scripting (Bash, Python) for automation and compliance.\nDemonstrated experience applying STIG/hardening and working within secure change-controlled environments.\nSolid troubleshooting across compute, network, and storage layers; familiarity with virtualization (VMware/KVM) and ticketing/ITSM workflows.\nAbility to create and maintain SOPs, runbooks, and architecture diagrams supporting audits and operations.\nDESIRED QUALIFICATIONS\nExperience with RHEL Satellite/Foreman, Kickstart, IdM/FreeIPA/AD integration, and secrets management (e.g., HashiCorp Vault).\nExposure to container runtimes (Podman/Docker), Kubernetes (RKE/AKS/Openshift), and hardened container images.\nInfrastructure-as-Code (Terraform), cloud (AWS/Azure/Gov zones), and registry/artifact management.\nMonitoring stacks (Prometheus/Grafana, ELK/OpenSearch) and SIEM integrations.\nSSCP\nCySA+\nGSEC\nCASP+\nCISSP\nRed Hat Ansible Automation certification\nTerraform Associate )\nKubernetes certification\n\nWORK ENVIRONMENT AND PHYSICAL DEMANDS\nThe work environment characteristics described here are representative of those an employee encounters while performing the essential functions of the job. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions.\nLocation: Annapolis Junction, MD\nType of environment: Varies\nNoise level: Low\nWork schedule: Non-standard shift\nAmount of Travel: 20%\nPHYSICAL DEMANDS\n\nThe physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.\n\nWhile performing the duties of this job, the employee is regularly required to use hands to grip, handle, or feel; reach with hands and arms; and talk or hear. The employee is regularly required to stand; walk; sit; climb or balance; and stoop, kneel, crouch, or crawl. The employee is regularly required to lift up to 10 pounds.\n\nThe employee is frequently required to lift up to 25 pounds; and up to 50 pounds. The vision requirements include close vision, distance vision, peripheral vision, depth perception, and ability to adjust focus.\n\nWORK AUTHORIZATION/SECURITY CLEARANCE\nU.S. Citizenship\nActive TS/SCI + CI Poly clearance\nOTHER INFORMATION\nPlease note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.\n\nTekSynap is a drug-free workplace. We reserve the right to conduct drug testing in accordance with federal, state, and local laws. All employees and candidates may be subject to drug screening if deemed necessary to ensure a safe and compliant working environment.\n\nMany positions require specific certifications and/or the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. Applicants who accept an offer of employment may be subject to investigations performed by TekSynap and/or the Government to verify the candidate meets the required qualifications and other eligibility requirements.\n\nWAGE INFORMATION\nTarget salary range: $100,000.00 - $130,000.00. The salary range displayed is an estimate only and is not a guarantee of compensation or salary, and will be determined on several factors regarding the individual’s particular combination of education, knowledge, skills, competencies and experience, as well as contract parameters and organizational requirements. The displayed salary is one component of the total compensation package for employees.\n\nEQUAL EMPLOYMENT OPPORTUNITY\nIn order to provide equal employment and advancement opportunities to all individuals, employment decisions will be based on merit, qualifications, and abilities. TekSynap does not discriminate against any person because of race, color, creed, religion, sex, sexual orientation, gender identity, protected veteran status, national origin, disability, age, genetic information or any other characteristic protected by law (referred to as “protected status”). This nondiscrimination policy extends to all terms, conditions, and privileges of employment as well as the use of all company facilities, participation in all company-sponsored activities, and all employment actions such as promotions, compensation, benefits, and termination of employment.\n\nTekSynap is committed to ensuring that our online application process provides an equal employment opportunity to all job seekers, including individuals with disabilities. If you believe you need a reasonable accommodation in order to search for a job opening or to submit an application, please contact hr@teksynap.com for assistance.","datePosted":"2026-08-15T12:48:58.522Z","dateModified":"2026-08-15T12:48:58.522Z","hiringOrganization":{"@type":"Organization","name":"TekSynap","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Wilton","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"3d3be7bee9a355db3bbe3fbf"},"url":"https://jobsearcher.com/jobs/3d3be7bee9a355db3bbe3fbf"}}