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Full-time
bachelor degree
Posted 21d ago
~40 hrs/week
Responsibilities
The Linux Administrator is responsible for planning, installing, and maintaining Linux server environments while ensuring security through hardening and patch management. They will also troubleshoot hardware and software issues, manage system lifecycles, and collaborate with cross-functional teams to support organizational requirements.
Requirements
Candidates must possess a TS/SCI with Polygraph clearance and at least 10 years of experience in Linux server administration. A Bachelor's degree in a related technical field is required, though equivalent professional experience may be substituted.
Full job description
Closure Technologies is an innovative IT consulting and software engineering company that helps government organizations solve complex technical challenges. The company specializes in custom software development, cloud infrastructure, cybersecurity, systems integration, and data analytics, delivering scalable solutions that improve operational efficiency and drive mission success. With a collaborative and problem-solving culture, Closure Technologies is committed to building high-impact technology solutions that are delivered on time, within budget, and tailored to each client’s unique needs.
Clearance Requirement: TS/SCI with Polygraph
Key Responsibilities:
Planning, testing, installing, integrating, and maintaining new and upgraded versions of the relevant operating systems
Building and hardening Linux servers, and establishing configuration baselines
Applying all appropriate security and firmware patches in a timely manner, and assisting in creating, maintaining, and adhering to the organization’s patch management plans
Developing test plans and procedures
Replacing server hardware components where necessary
Testing and integrating software and hardware
Managing operating system lifecycles
Establishing, developing, testing, staging, and operating environments
Designing interfaces to external systems
Researching and resolving operating system problems efficiently and accurately, while adhering to organizational standards and practices
Troubleshooting operating system problems, and collaborating with other teams (e.g. application development, network, etc.) to resolve problems across the organization
Providing technical support to other teams (e.g. application development, etc.) on requirements for integration into the operating system
Maintaining and updating documentation on the operating system configuration and all other areas of responsibility
Required Qualifications:
TS/SCI w/ Polygraph
Minimum of 10 years configuring and maintaining Linux servers
Bachelor’s Degree in Computer Science, Information Systems, Engineering, or other related discipline, OR 10 years of related technical experience may be substituted for education
Strong Linux administration experience
Experience working in an organization with complex, intertwined systems and data flows
Experience creating, maintaining, and communicating complex information technology documentation
Experience with domain account management, particularly via Centrify, LDAP, and Active Directory
Experience applying security patches in a Linux environment
Strong shell scripting experience
Ability to manage a large, complex server environment
Experience with the server environment, its hardware components and how/where they are used
Understanding how to troubleshoot and replace server hardware if necessary
Strong communication and collaboration skills to work effectively and proactively across a large organization of dispersed teams
Closure Technologies specializes in the impossible. It was born
on the realization that today’s problems need to be looked at
from all different angles, designed from the ground up using
technologies that scale and bring efficiency, delivered on time and
within budget, and managed effectively while providing industry
leading services. No problem is too small and no customer is too
big.
Offices: 15409 Admiral Baker Circle, Haymarket, Virginia 20169, US
Technical ConsultingSystems IntegrationCustom Application DevelopmentProject ManagementCyber Securityand Big Data AnalyticsAnalyticsBig DataCyber SecuritySoftware