Senior Secure Systems Administrator — Enterprise & Virtualization

Aleron; Pittsfield (MA); On-site; USD 69,000 - 87,000; Full time

Job summary

Advanced Systems Administration Specialist role in Pittsfield, MA offers work within secure enterprise and classified IT environments in a defense-focused organization. The role involves administering, maintaining, and securing physical and virtual infrastructure, applying security controls, and supporting mission-critical systems to ensure high availability and compliance.

You'll collaborate with engineers on virtualization, cybersecurity, and cloud initiatives while advancing technical

Qualifications

• Bachelor's degree in a technical field with 5+ years of relevant experience (or Master's with 3+ years).
• 5+ years in systems administration, infrastructure engineering, or cybersecurity support.
• 3+ years Linux and/or Windows Server administration.
• 3+ years virtualization (VMware vSphere/Hyper-V).
• 2+ years implementing security controls and compliance initiatives.

Responsibilities

• Administer and maintain secure physical and virtual server environments.
• Design, deploy, test, and support new infrastructure and system solutions.
• Provide day-to-day support for classified and secure IT environments.
• Monitor system performance and health across infrastructure.
• Perform vulnerability scanning, remediation, and patching.
• Manage backups, DR, and business continuity initiatives.
• Implement security controls based on gov/industry standards.
• Support networking, virtualization, storage, and enterprise infra.

Skills

Networking concepts

VMware/Hyper-V

Cybersecurity basics

Scripting (Python, PowerShell, Bash)

DevOps tools (GitLab, Jira, Confluence

Education

Bachelor's degree in CS/IT/Engineering

Master's degree (optional)

Tools

Red Hat Linux

Windows Server

VMware vSphere/Hyper-V

STIGs/CIS/NIST/CMMC

Vulnerability remediation tooling

Job description

Advanced Systems Administration Specialist role in Pittsfield, MA offers work within secure enterprise and classified IT environments in a defense-focused organization. The role involves administering, maintaining, and securing physical and virtual infrastructure, applying security controls, and supporting mission-critical systems to ensure high availability and compliance.

You'll collaborate with engineers on virtualization, cybersecurity, and cloud initiatives while advancing technical