Noblis · 21 hours ago
Senior Linux / Unix Admin/Engineer
Atlantic City, NJ
Full-time
Onsite
Senior Level, Lead/Staff
$105K/yr - $164K/yr
20+ years expNoblis is a company that tackles the nation's toughest problems and applies advanced solutions to critical missions. They are seeking a Senior Linux / Unix Admin/Engineer to support the FAA’s National Airspace System by deploying, securing, and sustaining enterprise Linux/Unix environments that are crucial for national aviation safety.
National DefenseNon ProfitInformation TechnologyNational Security
No H1B
U.S. Citizen Only
Responsibilities
Install, configure, and maintain Linux/Unix systems (e.g., RHEL) in physical and virtualized environments (VMware or similar)
Provide second-level operational support, troubleshooting system failures, performance issues, and service outages in a 24/7 environment
Implement system hardening and security controls in accordance with CIS Benchmarks, STIGs, and FAA cybersecurity requirements
Perform patch management, vulnerability remediation, and compliance validation to maintain secure system baselines
Administer core services such as DNS, SSH, web servers (Apache/Nginx), file transfer services, and MySQL/PostgreSQL databases
Support identity and access management, secure data transfers, and multi-network environments
Automate administrative tasks using Bash, Python, or configuration management tools (e.g., Ansible)
Monitor system performance, analyze logs, and coordinate with network and cybersecurity teams to resolve complex technical issues
Maintain technical documentation, configuration records, and architecture diagrams
Qualification
Required
Minimum of 20 years' experience with Bachelor's Degree in engineering (systems, civil, electrical, electronic, chemical, industrial, mechanical, aeronautical, avionics, environmental, or computer), or Master's Degree in related field may be substituted for Bachelor's Degree and 3 years' experience, or PhD in related field may be substituted for Bachelor's Degree and 7 years' experience
Hands-on experience administering Linux/Unix operating systems in enterprise environments
Experience with virtualization platforms (VMware or similar)
Strong knowledge of system hardening, STIG/CIS compliance, and vulnerability remediation
Proficiency in patch management, performance tuning, and troubleshooting
Understanding of IP networking, DNS, and secure protocols (SSH, TLS)
Experience with shell scripting (Bash) and/or Python
Strong documentation and communication skills
U.S. Citizenship or U.S. Permanent Resident Required (3+ years U.S. residency)
Ability to obtain FAA Suitability
Preferred
RHCSA, RHCE, Security+, CISSP, or similar certifications
Experience in federal, regulated, or mission-critical environments
Familiarity with automation and configuration management tools (Ansible, Puppet, Chef)
Experience with enterprise monitoring/logging tools and SELinux management
Knowledge of cross-domain or multi-network architectures
FAA Experience and suitability
Benefits
Health, life, disability, financial, and retirement benefits
Paid leave
Professional development
Tuition assistance
Work-life programs
Company
Noblis
Noblis is a nonprofit science, tech strategy organization that works in the public interest to help clients solve most complex problems.
1001-5000 employees
Funding
Current Stage
Late StageLeadership Team
Mile Corrigan
President and CEO
William Streilein
Chief Technology Officer
Recent News
Washington Technology
2025-10-21
Washington Technology
2025-10-11
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