Jobs / Dra***
Linux (RHEL) Classified Systems Administrator
Dra*** · Cambridge, MA, United States
Cambridge, MA, United StatesFull timeExp: 3-5 yrs82,300-220,000 USD/yearlyOnsite
Remuneration
$82,300.00 - $220,000.00 base salary
Location
Cambridge, MA, United States
Visa sponsorship
Sponsors visa
Job summary
Build, secure, and operate large-scale container platforms that enable reliable software delivery, combining Linux administration, automation, security hardening, and platform architecture. The role maintains IT infrastructure and security documentation, manages system deployment and patching, and develops CI/CD workflows using RHEL, rootless Podman, Ansible, GitLab CI/CD, Nexus Repository Manager, HashiCorp Vault, and production Kubernetes clusters.
Benefits
Workplace flexibilityEmployee clubsHealth and finance workshopsOff-site social eventsDiscounts to local museums and cultural activities
Qualifications
- Three to five years of Linux or network administration experience.
- Two to three years building, deploying, and managing containers with rootless Podman or comparable runtimes.
- Expert-level Ansible experience, including playbooks, roles, and collections.
- Hands-on experience with Nexus Repository Manager.
- Production experience operating HashiCorp Vault.
- Experience with Kubernetes, Helm, custom resources, and networking.
- Knowledge of LDAP, Active Directory, WSUS, VMware, Veeam or equivalent, Nessus, or Splunk.
- Proficiency with Windows 10 and Windows Server 2016/2019.
- Bachelor's degree in Information Technology or a related field.
- Security+ certification or higher professional certification.
- Current Secret clearance required; selected applicants must obtain and maintain a government security clearance.
Responsibilities
- Support and maintain IT infrastructure, including servers, workstations, network devices, firewalls, and encryption devices.
- Maintain standard operating procedures, network drawings, and configuration documentation.
- Review systems to identify security weaknesses, support compliance, and verify system functionality.
- Diagnose and resolve technical issues; escalate issues beyond Tier II support.
- Perform software patching, system deployment, license management, and hardware and software lifecycle management.
- Coordinate with Information Assurance on system accreditation requirements.
- Coordinate with senior personnel and IT management on risks affecting IT services.
- Develop and test system specifications and validate technical and functional performance.
- Design, implement, and maintain GitLab CI/CD pipelines, including runners, caching, and security scanning.
- Deploy, manage, and troubleshoot production Kubernetes clusters.
Skills
AnsibleDockerGitLabGitLab CIHelmKubernetesLinuxMavenNexusPackerPodmanRHELSplunkVaultVMwareWindowsWindows Server
Certifications
Security+ or higher professional certification
Degrees
Bachelor of Science in Information Technology or related fieldMaster's degree in Information Technology preferred
Industry
Research and developmentMilitary defenseSpace explorationBiomedical engineering
Security clearance
Current Secret clearance requiredMust obtain and maintain a government security clearance
Relocation
No