Network & Systems Security Analyst

Sirius Staffing is seeking a Network & Systems Security Analyst for an on-site contract position working a 6-month contract assignment in Lutz, FL. This role will design, implement, support, and secure the enterprise network, server, and storage infrastructure. This role ensures all systems and configurations align with IT security policies and best practices while supporting ongoing infrastructure reliability and performance. Schedule: M-F 9a-6p, Onsite Key Responsibilities: Design, implement, and support network, server, and storage infrastructure based on project and capacity requirements Monitor, troubleshoot, and resolve network and system issues using OSI-based troubleshooting methods Install, configure, and maintain Windows servers, VMware environments, SAN storage, and Cisco networking equipment Support firewall management, DNS/DHCP, Active Directory, and authentication systems Ensure infrastructure security controls are implemented and maintained in accordance with IT security standards Participate in disaster recovery planning, testing, and documentation Provide second-level support for security systems and infrastructure issues Detect and resolve system outages and performance issues through monitoring and configuration changes Collaborate with IT teams and external vendors to support infrastructure projects Level II (Senior Analyst) Additional Responsibilities Lead small infrastructure projects and serve as technical lead when needed Mentor and cross-train junior analysts Contribute to system design and project planning activities Required Qualifications: High School Diploma or GED (Bachelor’s degree in IT-related field preferred) 6+ years of hands-on experience with Windows servers, VMware, firewalls, SAN storage, and Cisco networking OR equivalent combination of education and experience Experience with Active Directory, routing/switching, DNS/DHCP, and cybersecurity best practices Certifications (Required): Must hold at least one associate and one senior-level certification, such as: CCNA / CCNP MCSA / MCSE VCP CEH CISSP GIAC certifications Preferred Certifications CCNA, VCP, CISSP, or MCSA Key Skills Network and server infrastructure support Troubleshooting and system diagnostics (OSI model) VMware and Windows Server administration Firewall and security controls Strong problem-solving and communication skills Sirius Staffing is an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to characteristics such as race, color, national origin, religion, gender, age, marital status, disability, veteran status, citizenship status, sexual orientation, gender identity, or any other status protected by law.