System Administrator

JFR Staffing

Neptune, NJ

JOB DETAILS
SKILLS
Amazon Elastic Compute Cloud (EC2), Amazon Simple Storage Service (S3), Amazon Web Services (AWS), Atlassian JIRA, Automation, Bash Scripting, Best Practices, Cloud Computing, Communication Skills, Computer Science, Computer Security, Customer Support/Service, DHCP (Dynamic Host Configuration Protocol), DNS (Domain Name System), Documentation, Endpoint Security, File and Print Sharing, Firewalls, GNU C Compiler, IP (Internet Protocol) Routing, ISO (International Organization for Standardization), Identify Issues, Information Systems/Technology IS/IT Administration, Information Technology & Information Systems, Knowledge Base, Laptop PC, License Management, Linux Operating System, Mac Operating System, Machine Tool, Maintain Compliance, Microsoft Access Database, Microsoft Active Directory, Microsoft Exchange Server, Microsoft Product Family, Microsoft SharePoint, Microsoft Windows Operating System, Microsoft Windows Server, Microsoft Windows System Administration, Multitasking, Network Support, Open Systems Interconnection (OSI), Organizational Skills, Performance Tuning/Optimization, Python Programming/Scripting Language, Red Hat Linux Operating System, Resource Management, Scripting (Scripting Languages), Server Support, Software Administration, Software Patches, Standard Operating Procedures (SOP), Systems Administration/Management, Systems Maintenance, TCP/IP (Transmission Control Protocol/Internet Protocol), Team Player, U.S. National Institute of Standards and Technology (NIST), Ubuntu, VMWare, Virtual Machine (VM), Windows PowerShell, Wireshark (Ethereal), tcpdump
LOCATION
Neptune, NJ
POSTED
20 days ago

Job Title: Systems Administrator
Location: Wall Township, NJ (Hybrid)

Overview
We are seeking a highly motivated Systems Administrator to join our IT team. This role is responsible for administering, supporting, and securing enterprise infrastructure across on-prem and cloud environments. The ideal candidate has strong Windows and Linux systems experience, solid Microsoft 365 administration skills, a security-first mindset, and a collaborative approach to supporting internal teams and development operations.

This role reports to the Director of IT.
Hybrid role with regular onsite presence required in Wall Township, NJ.

Key Responsibilities

  • Administer and support Windows Server and Windows 11 environments, including Active Directory, Group Policy, Intune, DNS, DHCP, file/print services, and vulnerability management
  • Manage and maintain Linux systems (Ubuntu, RHEL), including installation, patching, troubleshooting, and performance tuning
  • Administer the Microsoft 365 environment, including Entra ID, Security, Intune, Exchange Online, SharePoint Online, Purview, Teams, and M365 GCC
  • Monitor system health, security, and performance across servers, endpoints, and cloud services
  • Support identity, access, and endpoint security controls, including MFA, Conditional Access, and Microsoft security tooling
  • Support VMware environments, including VM provisioning, resource management, and troubleshooting
  • Assist with AWS administration and monitoring, including EC2, S3, and IAM
  • Execute patching, vulnerability remediation, and system hardening using tools such as PDQ Deploy, PDQ Inventory, and Action1
  • Install, configure, test, and support approved software applications; provide limited support for macOS development laptops
  • Troubleshoot network and application connectivity issues using TCP/IP, routing, firewalls, OSI model, and tools such as Wireshark and tcpdump
  • Support FedRAMP and broader compliance efforts by maintaining technical controls, collecting audit evidence, and documenting procedures aligned to NIST 800-53, SOC 2, and ISO 27001
  • Provide L2 internal support and serve as an escalation point for the service desk using Jira Service Management
  • Create and maintain system documentation, runbooks, SOPs, and knowledge base content
  • Develop automation scripts using PowerShell, Bash, and/or Python to improve efficiency

Required Qualifications

  • Bachelor’s degree in IT, Computer Science, or related field, or equivalent practical experience
  • 3–5 years of systems administration experience in Windows and Linux environments
  • Hands-on experience with Microsoft 365 administration, including user/license management and core services
  • Strong knowledge of networking fundamentals, including TCP/IP, DNS, DHCP, and connectivity troubleshooting
  • Experience with VMware administration
  • Familiarity with FedRAMP and regulated/compliance-driven environments
  • Experience with patching, vulnerability management, and IT security best practices
  • Strong troubleshooting, communication, and organizational skills
  • Ability to work independently, manage multiple priorities, and collaborate effectively across teams
  • Comfortable supporting issues outside standard business hours when needed
  • Strong ownership mindset with a desire to learn and drive issues to completion
  • Must be authorized to work in the U.S.
  • Ability to pass background screening

Preferred Qualifications

  • Experience with AWS
  • Service desk or escalation support experience
  • Experience with automation
  • Cabling experience
  • Mid-level technical certifications are a plus
  • Ability to obtain or maintain clearance

Additional Information

  • This role may require occasional after-hours or weekend support for maintenance, patching, or incident response

About the Company

J

JFR Staffing