System Administrator

• Administer and support desktop, server, networking, virtualization, Microsoft 365, and cloud infrastructure environments
• Maintain security best practices across client environments
• Provide advanced technical support and resolve escalated administrator-level issues
• Work assigned tickets in SLA order and minimize disruption to customer operations
• Serve as the primary escalation resource for Systems Technicians
• Support advanced service desk, field, server, network, cloud, and line-of-business application issues
• Escalate complex multi-domain or engineering-level issues to Systems Engineers
• Consult with internal and external stakeholders regarding client environments
• Mentor Systems Technicians and provide technical guidance and coaching
• Develop processes, SOPs, knowledge base articles, and training materials
• Provide advanced end-user, server, networking, virtualization, Microsoft 365, and cloud troubleshooting
• Administer client infrastructure including servers, workstations, firewalls, switches, wireless access points, virtualization platforms, and cloud technologies
• Support Microsoft 365 administration, including Exchange Online, SharePoint, Teams, Intune, and Microsoft Entra ID
• Troubleshoot networking, connectivity, firewall, VLAN, DNS, DHCP, VPN, and wireless issues
• Support backup, disaster recovery, documentation, ticketing, remote management, and monitoring platforms
• Collaborate with colleagues to address emergent technical problems
• Apply ITIL concepts and follow or create Standard Operating Procedures
• Assist with onboarding, training, and development of technical team members
• Promote responsible use of approved AI tools and share AI-driven productivity techniques
• Provide phone, email, remote, and onsite support from the service desk, field, client site, Integris office, or remote home office depending on business and client needs

Systems Administrator

• Organize, install, and support government computer systems, LANs, WANs, network segments, intranets, and data communication systems
• Help architect, design, and analyze network models
• Participate in hardware and software infrastructure upgrade decisions
• Provide technical support to computer users and resolve problems
• Provide day-to-day support for Collateral, SCI, and SAP activities
• Lead the IT operations team in daily network management and operations
• Implement capabilities vetted through Cybersecurity, ISSE, and higher headquarters to maintain JSIG/RMF Authority to Operate and continuous monitoring
• Manage COTS and GOTS products for automated system security and operations/performance metrics
• Assist with server, network device, and security appliance assessments
• Create O&M checklists, TTPs, and SOPs
• Manage SIEM monitoring tools and create or tailor complex event alarms, rules, and reports
• Execute cybersecurity procedures for network management, operations, and maintenance
• Monitor and analyze cybersecurity tool output for reportable incidents and residual risk
• Analyze technical risk of emerging cybersecurity tools and processes
• Support security incident response activities
• Assist ISSM, ISSO, and ISSE with integrating and developing techniques to improve network/system confidentiality, integrity, and availability

System Administrator jobs in Massachusetts

Systems Administrator

Network/System Administrator III