Senior Linux System Administrator jobs in United States
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HRUCKUS · 1 day ago

Senior Linux System Administrator

HRUCKUS is a Veteran-Owned management consulting firm specializing in Technical and Cleared Recruiting for the Department of Defense. They are seeking a Senior Linux System Administrator with Top-Secret Security Clearance to support the FBI in Huntsville, AL, focusing on managing AWS cloud environments and mission-critical systems.

Business DevelopmentIT ManagementManagement Consulting
badNo H1BnoteSecurity Clearance RequirednoteU.S. Citizen Onlynote
Hiring Manager
Clinton Niñofranco
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Responsibilities

Administer and maintain Linux servers (RHEL, CentOS, Ubuntu) in classified and unclassified environments
Design, implement, and maintain AWS infrastructure (VPC, EC2, S3, CloudWatch, IAM, RDS, EFS)
Automate provisioning, configuration, and deployment tasks using Ansible, Terraform, or CloudFormation
Monitor system performance, conduct root-cause analysis, and implement performance tuning
Patch and harden Linux systems to meet DISA STIG and RMF compliance requirements
Manage user accounts, permissions, and security policies in accordance with DoD standards
Support and integrate CI/CD pipelines and DevSecOps practices
Collaborate with cybersecurity teams to ensure continuous monitoring and incident response
Participate in Agile/Scrum sprints, providing infrastructure support to development and QA teams

Qualification

Linux system administrationAWS cloud infrastructureSecurity ClearanceAutomation toolsNetworking conceptsSecurity hardeningContainer technologiesMonitoring toolsCI/CD toolsDoD complianceProblem-solving skillsDocumentation skillsCommunication skills

Required

Active TOP SECRET clearance
Bachelor's degree in Computer Science, Information Systems, Engineering, or related field
8+ years of hands-on Linux system administration experience (RHEL, CentOS, Ubuntu)
Proven experience managing cloud infrastructure in AWS (VPC, EC2, EBS, S3, IAM, CloudFormation, CloudWatch)
Proficiency in troubleshooting networking concepts (TCP/IP, DNS, firewalls, load balancers)
Familiarity with CI/CD tools (Jenkins, GitLab CI/CD, AWS CodePipeline)
Working knowledge of security hardening (STIGs, CIS benchmarks) and RMF controls
Excellent problem-solving, documentation, and communication skills

Preferred

Familiarity with container technologies (Docker, Kubernetes, ECS/EKS)
Experience with AWS GovCloud or classified AWS regions
AWS Certified SysOps Administrator or Solutions Architect
Red Hat Certified Engineer (RHCE)
Security+, CISSP, or equivalent DoD 8570 certification
Exposure to monitoring tools (Splunk, Prometheus, Grafana, Nagios)

Benefits

Paid Time Off (PTO): 3 weeks of PTO (including sick leave). Unused PTO is paid out at the end of the year.
Holidays: 2 floating holidays and eight public holidays per year.
Health & Dental Insurance: The company covers 50% of employee health and dental insurance (dependents may be added at an extra cost). Coverage becomes effective after 30 days.
Life Insurance: Standard Short-Term Disability (STD), Long-Term Disability (LTD), and life insurance at no cost to full-time employees.
401(k) Program: Eligible after 90 days with a 4% company match and immediate vesting.
Profit Sharing: Employees can participate in the company’s profit-sharing program without requiring personal contributions.
Commuting and Parking: No reimbursement for commuting or parking expenses.

Company

HRUCKUS

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Hruckus is a management consultancy that offers strategic sourcing, IT strategy, business case analysis and program management services.

Funding

Current Stage
Early Stage
Company data provided by crunchbase