Systems Admin

M9 Solutions is seeking a System Admin to work on a government contract for a client located in San Diego, CA. An active TS/SCI clearance is required.

Responsibilities

• Building, configuring, administering, and troubleshooting Linux servers and user workstation hardware/software.
• Designing and implementing workgroup-scale networks to support development and test environments.
• Building and managing authentication, file-sharing, and collaboration servers for mixed client systems (Windows/Linux).
• Working with cybersecurity staff to apply ICD-503 security controls and system hardening standards for classified systems.
• Documenting system configurations for new and existing systems.
• Managing centralized authentication technologies such as LDAP and Active Directory.
• Maintaining, installing, collecting logs, and interfacing with various security tools.
• Engineering systems administration solutions for operational and project needs.
• Implementing software upgrades, patches, and hot fixes on servers, workstations, and network hardware.
• Developing and maintaining scripts or applications (e.g., Shell, Perl, PowerCLI, PowerShell) to automate administrative tasks.
• Monitoring system performance, conducting fault analysis, and capacity planning.
• Providing input to improve the stability, security, and scalability of IT environments.

Required Skills and Qualifications

• Active TS/SCI security clearance.
• Bachelor's degree in Computer Science, Information Technology, or a related discipline.
• 3 - 5 years of relevant professional experience.
• Security+ certification (or ability to obtain within 3 months of hire).
• Strong problem-solving, communication, and documentation skills.
• Proficiency inRed Hat Enterprise Linux systems administration.
• Experience withShell, Perl, and/or PowerCLI/PowerShell scripting.
• Strong knowledge ofDNS, LDAP, and network fundamentals.
• Experience withYUM, DNF, or RedHat Satellite for OS updates and management.
• Understanding of security technologies, including Trellix Anti-Virus, Host-Based Security System (HBSS), and Carbon Black.
• Ability to work both independently and collaboratively in team environments.
• Knowledge of cloud technologies and scalable architectures.

Preferred Skills and Qualifications

• Experience with Git configuration management.
• Experience withAmazon Web Services (AWS), including EC2, S3, and EFS.
• Familiarity with DevSecOps principles and tools.