3 results for Network Security Administrator in Memphis, TN

Security Network Engineer

Osceola, AR
onsite
Temporary
55.4135 - 71.46 USD / Hourly
We are looking for a skilled Security Network Engineer to join our team in Osceola, Arkansas. This long-term contract position requires an individual with extensive Cisco expertise and strong attention to detail to optimize and secure wireless networks in an enterprise environment. The role is fully onsite and focuses on enhancing authentication protocols, access control systems, and identity-based networking solutions. Responsibilities: • Serve as the primary expert for Cisco ISE, including design, configuration, policy creation, and troubleshooting. • Manage and improve 802.1X protocols, certificate-based authentication methods, and identity integration. • Support and fine-tune Cisco Wireless LAN Controllers (WLCs), Access Points (APs), and wireless network performance. • Integrate Cisco ISE with Active Directory, certificates, and other network infrastructure components. • Diagnose and resolve issues related to wireless access, authentication failures, and network segmentation. • Develop and maintain documentation for configurations, standards, and operational procedures. • Provide senior-level escalation support for complex wireless and Cisco ISE-related problems.
2026-02-25T00:00:00Z

Cybersecurity Analyst

Memphis, TN
onsite
Temporary
50 - 65 USD / Hourly
On behalf of our healthcare client, Robert Half Talent Solutions, Technology Division is seeking a Cybersecurity Analyst to support enterprise security operations across clinical, administrative, and patient‑facing systems. This is a highly visible role within a regulated environment where your work directly contributes to protecting patient data, maintaining system integrity, and supporting HIPAA‑driven compliance initiatives across the organization. The ideal professional enjoys investigative work, collaborative problem-solving, and strengthening the overall security posture of a complex healthcare environment. What You’ll Do:<ul><li>Monitor and analyze SIEM alerts using Splunk, Microsoft Sentinel, or IBM QRadar to identify indicators of compromise, suspicious activity, or emerging threats.</li><li>Investigate security incidents end‑to‑end, including evidence collection, log analysis, documentation, and escalation to senior analysts or incident response teams when necessary.</li><li>Contribute to ongoing HIPAA, NIST, and ISO 27001 compliance efforts, including documenting controls, validating security configurations, and supporting internal/external audits.</li><li>Maintain and review IAM controls, including provisioning, deprovisioning, privileged access reviews, MFA policies, and adherence to least‑privilege principles.</li><li>Assist with vulnerability management activities, including scanning, verifying remediation progress, patch validation, and collaborating with infrastructure teams on risk reduction.</li><li>Participate in security assessments, risk evaluations, and periodic control testing across applications, networks, and cloud platforms.</li><li>Support change management processes to ensure security considerations are incorporated into system upgrades, new implementations, and operational workflows.</li><li>Document incident findings, corrective actions, and recurring issues to support continuous improvement and reduce repeat vulnerabilities.</li><li>Collaborate with IT operations, networking, compliance, and application teams to maintain a secure ecosystem and promote best practices across departments.</li></ul>
2026-03-05T00:00:00Z

Systems Administrator

Memphis, TN
onsite
Permanent
75000 - 85000 USD / Yearly
We’re seeking a skilled Systems Administrator to support, maintain, and enhance a growing technology environment. This role is ideal for someone who enjoys hands‑on system ownership, solving complex technical issues, and ensuring high availability across critical business systems. Responsibilities<ul><li>Manage, monitor, and maintain Windows servers, virtual environments, and enterprise applications.</li><li>Administer Active Directory, Group Policy, user provisioning, and identity/security controls.</li><li>Oversee system performance, patching, updates, and routine maintenance to ensure uptime and stability.</li><li>Support Office 365 / Microsoft 365 applications, email management, and license administration.</li><li>Perform network administration tasks, including switches, firewalls, VPN, wireless, and routing basics (in partnership with network resources, if applicable).</li><li>Troubleshoot system, application, and hardware issues; escalate to vendors as needed.</li><li>Maintain backup and disaster recovery processes, ensuring data integrity and restoration capability.</li><li>Monitor security alerts, enforce best practices, and support initiatives around vulnerability management and endpoint protection.</li><li>Document system configurations, procedures, and technical standards.</li><li>Provide Tier II/III support to end users and internal teams.</li><li>Participate in IT projects such as system upgrades, migrations, expansions, and new technology implementations.</li></ul>
2026-03-06T00:00:00Z