System Administrator

M9 Solutions is seeking a Systems Administrator to work on a government contract for a client located in San Diego, CA. An active Top Secret/SCI clearance is required.

Responsibilities

• Join a team supporting customers.
• Design, implement, and manage lab infrastructure to meet customer requirements.
• Build, configure, administer, and troubleshoot Linux servers and user workstation hardware and software.
• Design and implement workgroup-scale networks.
• Build and manage authentication, file-share, and other collaboration servers to support groups of heterogeneous client systems.
• Work with cyber security staff to develop and apply hardening steps to systems for classified use to security controls and other customer standards.
• Document system configuration for new and existing systems.
• Proactively maintain and develop all Linux infrastructure technology to maintain a 24x7x365 uptime service.
• Engineer systems administration-related solutions for various project and operational needs.
• Maintain best practices on managing systems and services across all environments.
• Fault find, analyze, and log information for reporting of performance exceptions.
• Proactively monitor system performance and capacity planning.
• Manage, coordinate, and implement software upgrades, patches, hot fixes on servers, workstations, and network hardware.
• Create and modify scripts or applications to perform tasks.
• Provide input on ways to improve the stability, security, efficiency, and scalability of the environment.
• Collaborate with other teams and team members to develop automation strategies and deployment processes.

Required Skills & Qualifications

• Work Authorization: US Citizenship.
• Active Top Secret/SCI clearance.
• Typically, a bachelor's degree in computer science, information technology, or related technical discipline.
• A combination of the following: Linux+, RHCE, RHCSA, LPIC- 1: Linux Administrator, LPIC- 2.
• Linux Engineer or LPIC- 3: Enterprise Linux Professional Certification.
• 5+ years of experience working as a Linux Administrator.
• In-depth knowledge of Linux: RedHat, CentOS, Debian, etc.
• Familiarity with VMWare and virtualization concepts and/or Docker or Podman Containers.
• Shell, Perl, and/or Python scripting.
• Solid knowledge of protocols such as DNS, HTTP, LDAP, SMTP and SNMP.
• Knowledge of existing virtual machine and cloud technologies including principles and methods of scalability to match workloads.
• Knowledge of multiple specialties such as operating systems, database platforms, storage technologies, including knowledge of administering operating systems like Red Hat Enterprise Linux and Microsoft Server.
• Demonstrated experience working on remote Systems via use of command line.
• Hands-on experience integrating Linux servers in Active Directory (or using LDAP/Kerberos).
• Experience installing and configuring basic services including httpd/Apache, vftpd and sshd.
• Ability to arrange things or actions in an order or pattern according to a specific rule or set of dependencies.
• Experience with operating system update services such as WSUS, YUM or DNF.
• Knowledge of the following technologies: Ansible modules, PowerShell scripting, ELK Stack and Trellix Anti-Virus and integrating Linux with Windows Active Directory.
• Customer service oriented, with the ability to understand and act on customer needs and priorities.
• Self-motivated with strong attention to detail and problem solving skills.
• Flexibility in approach to finding solutions.
• Ability to learn new technologies quickly.
• Ability to work well as a member of a team and independently.
• Strong verbal and written communication skills, with the ability to use those skills to present information to a diverse population (technical and non-technical).

Preferred Skills & Qualifications

• Experience with centralized authentication technologies such as LDAP and Active Directory domains in supporting (Windows/Linux) cross-platform clients.
• Experience with enterprise-level Windows Server operating environments, including Windows.
• Active Directory, Group Policy Management, SharePoint, Exchange services.
• Experience with monitoring solutions such as ELK Stack.
• Amazon Web Services (AWS): EC2, S3 and EFS storage.
• DevOps and/or DevSecOps.
• Experience implementing Ansible modules and configuration management with Git.
• Parallel system architectures, designing for high availability, performance benchmarking, multi-level security, STIG hardening and compliance, encryption in motion, data at rest encryption, software designed data center (SDDC).
• Agile design methodologies.
• Knowledge of encrypted communications and information security/assurance/cyber policies and procedures.