Senior Linux Administrator

Integration Innovation, Inc.•Huntsville, AL

14h•Onsite

About The Position

i3 is searching for a Senior Linux Administrator to support the Missile Defense Agency Information Management and Software Services (AIMSS) effort. The mission is to design and implement a Missile Defense System with multiple layers of protection. The Senior Linux Administrator performs administration of cloud and on-site Linux technologies and provides end-to-end solutions for IT Systems. Creates and configures virtual and physical machines in a multi-platform environment. Monitors system performance and addresses any issues through an effective support process. This position is located at Redstone Arsenal in Huntsville, AL.

Requirements

Bachelor’s degree in Computer Information Systems, Information Technology, Computer Science, or a related technical field. Additional experience may substitute for degree.
Minimum 12+ years of relevant IT experience required.
Senior knowledge and experience of Linux operating systems (RHEL).
Experience with different database systems (PostgreSQL and MySQL).
Experience with container solutions (Podman).
Experience with Ansible playbooks.
Working knowledge of current systems and applications.
Ability to troubleshoot and resolve software and hardware conflicts.
Be able to quickly adapt to new situations, have a strong commitment to a team environment, maintain a capacity to work with little supervision, and the willingness to learn new technologies.
Must hold an approved DoD 8140 certification - CompTIA Security+ CE.
Must have an RHCSA certification, RHCE preferred.
Active Secret clearance required. Must be able to maintain the security clearance required for this position.
Must reside within a 75-mile radius of Redstone Arsenal in Huntsville AL or be willing to relocate prior to start date.
Ability to reliably commute to the office as business needs dictate.
U.S. Citizenship
Knowledge of office administration and procedures.
Exceptional judgment capabilities and relationship management skills.
Excellent communication, teamwork, and client service skills; ability to clearly communicate in discussions and written documents, and to deliver feedback clearly and tactfully.
Interact with a diverse array of customers and staff in a professional and courteous manner.
Work independently with accountability for accurate and complete results.
Be extremely organized and exceptionally detail oriented.
Experience working with IaC.
Know how to create, manage logical volumes, volume groups
Kubernetes orchestration management experience
Ansible automation experience
Knowledge of configuration management tools like GitLab, Bitbucket, github
Strong DevSecOps background
Agile framework experience
Knowledgeable or capability to deploy CI/DI pipeline on-premises or in a cloud environment.
Must be able to communicate with others effectively.
Manage time wisely and prioritize tasks.
Provide superior customer service.
Work well under pressure.

Nice To Haves

RHCE preferred.

Responsibilities

Build, configure, and maintain standardized Linux Operating Systems (such as RHEL 9) in various technical use cases.
Build and maintain virtual machine Linux golden images from source code management.
Integrate Linux operating systems with Active Directory environments utilizing tools such as SSSD.
Maintain software repository mirrors utilizing Red Hat Satellite servers and custom scripts.
Integrate multifactor authentication, CAC/smartcard PKI and certificate management in a mixed Windows/Linux environment.
Work with teammates on an agile project with a focus on providing a secure, versatile, efficient, reproduceable, and highly scalable computing environment.
Responsible for the installation, maintenance, configuration, and integrity of computer software and implementing operating system enhancements that will improve the reliability and performance of the applications and systems.
Perform Linux system configuration, patching, and vulnerability remediation utilizing Ansible, Terraform, Chef, GitLab, or other automation tools.
Coordinate hardware and software upgrades and installations with network and security teams.
Apply security controls as defined in DISA’s Security Technical implementation Guides (STIGs). Ensure compliance with established MDA cybersecurity compliance standards for Linux and VM computing systems.
Implement and ensure operations for DOD security controls such as Security Technical Implementation Guidelines (STIG) and Host Based Security Systems (HBSS).
Maintains the integrity and security of servers and systems applicable to the compliance of RMF accreditation packages.
Monitor, evaluate, and maintain systems and procedures to safeguard information systems, networks and databases.
Have a customer centric approach and provide all level of support for the technical and cyber team as well as the user base community.
Provides advice and training to end-users and provides mentorship to junior team members.
Work with software developers in ensuring their applications operate correctly within a Linux environment.
Ensure software application data is monitored, managed and stored within an on-prem and hybrid cloud environment.