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Senior Linux System Administrator
CyberCore Technologies Annapolis Junction, MD
Full Time | Wholesale 7 Months Ago
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CyberCore Technologies is Hiring a Senior Linux System Administrator Near Annapolis Junction, MD

This position does require a TS/SCI Full Scope clearance, if you do not have this please do not apply.
Thank you

 

Senior Linux System Administrator

Must have at least 6 years of experience with Linux server administration (RHEL and/or CentOS) in an enterprise environment (including both hardware installs and virtual machines).

Will need to be available to respond to system administration and maintenance problems while off duty, on an on-call basis. ​

Primary Responsibilities

The selected candidate will be responsible for monitoring test infrastructure systems, applications, and processes, and for ensuring that all issues are identified, tracked, and resolved in a timely manner. The environment includes Microsoft-based servers, databases, and workstations as well as VMware and Linux server instances and an extensive network infrastructure (LAN and WAN). The candidate will also manage and maintain system backups and instances as well as explore opportunities to automate and optimize the systems. Additional responsibilities include:

· Maintaining a complex server-based enclave, including mitigation from performing system scans, vulnerability management activities, and active directory configuration.

· Planning and implementing IT enhancements and undertaking project work.

· Identifying and correcting hardware and software issues.

· Providing timely and professional support in response to calls and emails.

· Participating in the creation and ongoing maintenance of documentation ensuring that clear, concise, and accurate information is readily available to assist with incident resolution.

· Providing technical assistance to companion work groups in support of overlapping projects and maintaining good inter-departmental relations.

· Communicating with users and publishing status of any system outages, as needed.

· Executing the process for managing information assurance vulnerability alerts (IAVAs) and system security scanning for equipment suites in accordance with the System Security Plans for these systems in order to rapidly and accurately identify and remediate IAVAs.

  • Initiating IAVA responses and system security scans, completing remediation, extending IAVA patches and security updates to designated sites, and executing monthly security scans.
  • Responding to system administration and maintenance problems while off duty, on an on-call basis.

Required Qualifications

· Must have at least 6 years of experience with Linux server administration (RHEL and/or CentOS) in an enterprise environment (including both hardware installs and virtual machines).

· At least 7 years of experience providing support for users and systems in Information Technology and/or information security environments.

· At least 2 years of experience with network switches, routers, and firewalls from Cisco, Juniper, or similar enterprise vendors.

· Must have experience in or familiarity with the following systems: Windows/Linux operating systems, VMware, VSphere and Vsphere architecture, VCenter

· Must have experience deploying VCenter instances and virtual machines.

· Must have experience with VDI architecture and environments.

· Must have experience managing YUM repository.

· Must have a solid understanding of advanced security protocols and standards, and information security principles and practices.

· Must have in-depth experience with software and security architectures.

· Must have experience helping users, optimizing system operations, and monitoring IT enterprise systems.

· Must possess strong analytic abilities and must be meticulous and careful in their work.

· Must be an independent thinker capable of working proficiently independently as well as within a team.

· Must be committed to adopting and adhering to best practices including compliance with maintenance windows and change control procedures.

· Must be able to support planned after hours activities on occasion.

· May be asked to perform short duration travel to non-hostile locations for tasks such as system upgrades and installs.

Preferred Qualifications

· Experience documenting and providing information for security accreditation and certification.

· Experience with Network Security Technologies (e.g. Multiple Domain, PKI, SSP, Vulnerability Assessment).

· Experience with High Assurance Internet Protocol Encryptor (HAIPE) devices for In-line Network Encryption.

· Experience with a variety of switches, firewalls, and network load balancers in an enterprise network environment.

· Experience in a System Administration role supporting a software configuration management and development environment.

Equal Employment and Diversity
CyberCore has, on many occasions, expressed support and commitment to the principles of diversity and equal employment opportunity. It is CyberCore’s policy to recruit, hire, train, and promote individuals, as well as administer all personnel actions, without regard to race, color, national or ethnic origin, pregnancy, age, religion, disability status, sex, sexual orientation, gender identity and expression, veteran status, genetic information or any other characteristic protected under applicable federal or state law. CyberCore will not tolerate unlawful discrimination and any such conduct is prohibited. CyberCore is committed to ensuring that CyberCore’s workforce and volunteers reflect America’s diverse population. CyberCore knows that such diversity will enrich the company with the talent, energy, perspective and inspiration we need to achieve our mission.

Job Summary

JOB TYPE

Full Time

INDUSTRY

Wholesale

POST DATE

08/24/2022

EXPIRATION DATE

12/17/2022

WEBSITE

cybercoretech.com

HEADQUARTERS

ELKRIDGE, MD

SIZE

25 - 50

FOUNDED

2000

TYPE

Private

CEO

KEVIN POWDERLY

REVENUE

$50M - $200M

INDUSTRY

Wholesale

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