Systems Administrator

About the role

Ludlum Measurements, Inc. is seeking a dedicated Systems Administrator to manage our core IT infrastructure in Sweetwater, TX. You will be the primary expert for VMware ESXi virtualization, Veeam data protection, and Microsoft Active Directory environments, with a specific focus on cybersecurity hardening and data recovery. Candidates must have at least 2 years of experience in a Systems Administration or Network Engineering role and a “security‑first” mindset.

Responsibilities

• Virtualization: Manage VMware vSphere, ESXi, and vCenter environments.
• Data Protection: Operate Veeam Backup & Replication, including immutable backups.
• Identity: Administer Active Directory, Group Policy (GPOs), and Azure AD/Entra ID.
• Automation: Write and maintain PowerShell scripts to streamline tasks.
• Security: Apply cybersecurity best practices, patching, and vulnerability management to protect against ransomware and unauthorized access.
• Networking: Support fundamental TCP/IP, DNS, and virtual networking functions.
• Communication: Document technical processes and explain issues to stakeholders.
• Perform other related duties as assigned.

Requirements

• High school diploma or equivalent required.
• At least 2 years of experience in Systems Administration or Network Engineering.
• Ability to manage multiple tasks and meet deadlines.
• Reliability, trustworthiness, and ability to maintain confidential, meticulous records.

Skills

• PowerShell scripting.
• Strong troubleshooting of complex infrastructure issues.
• Experience with VMware vSphere, ESXi, and vCenter.
• Proficiency with Veeam Backup & Replication (immutable backups).
• Solid understanding of Active Directory, Group Policy, and Azure AD/Entra ID.
• Knowledge of cybersecurity best practices, patch management, and vulnerability mitigation.
• Fundamental networking knowledge (TCP/IP, DNS, virtual networking).
• Effective technical documentation and stakeholder communication.

Benefits

• Health, Dental, and Vision Insurance
• Life Insurance
• 401(k) with company match
• Paid time off and holidays
• Flexible Spending Account
• Opportunities for professional growth and development

Schedule

Full‑Time, In‑Person position.

About Ludlum Measurements

Ludlum Measurements, Inc. designs and manufactures radiation detection instruments used in environmental, industrial, and governmental applications worldwide. Since 1962, the company has been dedicated to building reliable products and providing exceptional customer support to protect people and the environment. Employees are encouraged to learn new skills, acquire knowledge, and grow professionally within a technical and collaborative talent pool.