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Senior Linux Systems Administrator (Red Hat)

ID
2025-22348
Category
Information Technology
Location : Location
US-VA-Dahlgren
Clearance Level Must Be Able to Obtain
Top Secret
Minimum Clearance Required
Top Secret
Travel Requirement
N/A

Overview

SENIOR LINUX ADMINISTRATOR (RED HAT) (RDTE)

 

Bowhead seeks a Senior Linux Administrator (Red Hat) to join our team in Dahlgren, VA. The Senior Linux Administrator (Red Hat) is responsible for system administration and customer support of servers and workstations in a Research, Development, and Testing and Evaluation (RDT&E) environment. 

Responsibilities

  • Utilize Red Hat Enterprise Linux system administration experience to provide technical problem solving and in-depth consulting relative to system operations 
  • Automate installation methods and system imaging (e.g. Kickstart/Ansible) 
  • Use cryptographic experience to set up public key infrastructure (PKI) to create, manage, distribute, use, store, and revoke digital certificates and manage public-key encryption 
  • DISA STIG implementation and work within Configuration-Managed Environments
  • Analyze, design, and implement modifications to system software to improve and enhance system performance by correcting errors 
  • Plan new hardware acquisitions, interact with vendors, educate customers, and collaborate with other projects within the organization 
  • Work closely with engineers to help them use workstations and servers to solve their computationally intensive problems 
  • Support application installation, license management, software tracking / distribution and backup/recovery of system configurations and user data files 
  • Understand and use essential tools for handling files, directories, command-line environments, and documentation
  • Operate running systems, including booting into different run levels, identifying processes, starting and stopping virtual machines, and controlling services 
  • Configure local storage using partitions and logical volumes 
  • Create and configure file systems and file system attributes, such as permissions, encryption, access control lists, and network file systems 
  • Deploy, configure, and maintain systems, including software installation, update, and core services 
  • Manage users and groups, including use of a centralized directory for authentication 
  • Manage security, including basic firewall and SELinux configuration 
  • Configure static routes, packet filtering, and network address translation
  • Set kernel runtime parameters 
  • Produce and deliver reports on system utilization 
  • Use shell scripting to automate system maintenance tasks 
  • Configuring system logging, including remote logging
  • Configure a system to provide networking services, including HTTP/HTTPS, DNS, SMTP, SSH and NTP

Qualifications

  • Minimum five to eight years' (5-8) experience in system administration of Linux-based servers and Linux-based workstations
  • Ideal Linux Admin will have troubleshooting skills in RHEL 7/8/9 OS and basic knowledge of Networking fundamentals, specifically TCP/IP protocol suite and IP configuration
  • In addition, working knowledge of security guidelines and polices (DISA STIGs) and tools (Evaluate-STIG, STIG-Manager)
  • Knowledge of / experience with Tenable suite of products (Security Center, Nessus Scanner, Nessus Agent) is a plus
  • Seeking specific experience with the following operating systems and services is required: Red Hat Enterprise Linux (RHEL 8.x with RHEL 7.x and/or RHEL9.x a plus)
  • Must meet DoD 8570 Information Assurance Workforce (IAWF) criteria or Information Assurance Technical (IAT) Level II certification at time of hire (i.e., Security+).
  • Have knowledge of corporate services including: DNS, SMTP, Splunk, Centralized patching solutions such as Red Hat Satellite, Automation solutions such as Ansible Tower / AWX
  • Knowledge of / experience with: Single Sign on solutions such as RHSSO; Virtualization platform management systems such as VMWare / VSphere / Vcenter is a plus
  • Demonstrated experience managing the installation and maintenance of IT infrastructure
  • Experience working in an environment with rapidly changing job priorities
  • Experience with Service Now or similar Ticket Management system
  • Linux+ or Red Hat Certification preferred

Physical Demands:

  • Must be able to lift up to 10-15 pounds 
  • Must be able to stand and walk for prolonged amounts of time 
  • Must be able to twist, bend and squat periodically

SECURITY CLEARANCE REQUIREMENTS: Must be able to obtain and maintain a security clearance at the Top Secret level. US Citizenship is a requirement for this contract.

 

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Applicants may be subject to a pre-employment drug & alcohol screening and/or random drug screen, and must follow UIC’s Non-DOT Drug & Alcohol Testing Program requirements. If the position requires, an applicant must pass a pre-employment criminal background history check. All post-secondary education listed on the applicant’s resume/application may be subject to verification.

Where driving may be required or where a rental car must be obtained for business travel purposes, applicants must have a valid driver license for this position and will be subject to verification. In addition, the applicant must pass an in-house, online, driving course to be authorized to drive for company purposes.

UIC is an equal opportunity employer. We evaluate qualified applicants without regard to race, age, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, and other protected characteristics EOE/AA/M/F/D/V. In furtherance, pursuant to The Alaska Native Claims Settlement Act 43 U.S.C. Sec. 1601 et seq., and federal contractual requirements, UIC and its subsidiaries may legally grant certain preference in employment opportunities to UIC Shareholders and their Descendants, based on the provisions contained within The Alaska Native Claims Settlement Act. Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities. Please view Equal Employment Opportunity Posters provided by OFCCP here.

All candidates must apply online at www.uicalaska.com, and submit a completed application for all positions they wish to be considered. Once the employment application has been completed and submitted, any changes to the application after submission may not be reviewed. Please contact a UIC HR Recruiter if you have made a significant change to your application. In accordance with the Americans with Disabilities Act of 1990 (ADA), persons unable to complete an online application should contact UIC Human Resources for assistance (https://uicalaska.com/careers/recruitment/).

The contractor will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information. 41 CFR 60-1.35(c)

UIC Government Services (UICGS / Bowhead) provides innovative business solutions to federal and commercial customers in the areas of engineering, maintenance services, information technology, program support, logistics/base support, and procurement. Collectively, the fast-growing Bowhead Family of Companies offers a breadth of services which are performed with a focus on quality results. Headquartered in Springfield, VA, we are a fast-growing, multi-million-dollar company recognized as a top Alaska Native Corporation providing services across the Department of Defense and many federal agencies. Bowhead offers competitive benefits including medical, dental, vision, life insurance, accidental death and dismemberment, short/long-term disability, and 401(k) retirement plans as well as a paid time off programs for eligible full-time employees. Eligible part-time employees are able to participate in the 401(k) retirement plans and state or contract required paid time off programs.

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