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Security Administrator United States Jobs

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Linux and Application Security Administrator
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Join our Information Security Engineering team as a Linux and Application Security Administrator in Charlotte. You will monitor, detect, and respond to security threats for critical database and application systems. This role requires 5+ years of infosec experience and expert knowledge in forensi...
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United States , Charlotte
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Spectrum
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Linux and Application Security Administrator
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Join our Information Security Engineering team as a Security Engineer IV. You will monitor, detect, and respond to threats for critical database and application systems. This role requires 5+ years of security experience and deep expertise in database security and incident response. Enjoy innovat...
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United States , Maryland Heights
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Spectrum
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Systems Security Administrator
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Seeking a Systems Security Administrator for a long-term contract in New York. You will manage security via firewalls, IDS/IPS, and Active Directory, while handling tickets and deploying systems. This role requires expertise in Cisco, access control, and configuration management. Benefits include...
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United States , New York
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Not provided
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Robert Half
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Cyber-Security Policy Administrator
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Seeking a Cybersecurity Policy Administrator to support Army cloud customers in Microsoft Azure. This role requires DoD 8570 IAM II certification, senior-level cloud experience, and an active Secret clearance. You will serve as the SME, implementing STIGs, managing ATOs, and acting as an ISSO for...
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United States
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E9 Corporation
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Cyber-Security Technical Administrator
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Seeking a Mid/Senior Cybersecurity Technical Administrator in Alexandria, supporting Army IT in Microsoft Azure. This role requires DoD 8570.01-M IAT II certification and expertise in RMF A&A, FedRAMP, and cloud security controls. You will conduct security scans, validate technical controls, and ...
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United States , Alexandria
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Not provided
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E9 Corporation
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IT Systems, Network, & Security Administrator
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Join our team as an IT Systems, Network, & Security Administrator for a project-based role in Los Angeles. You will administer Mimecast email security, manage MDM platforms like Intune, and support a hybrid Windows/macOS environment. This hands-on position requires 3+ years of experience in syste...
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United States , Los Angeles
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Not provided
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Tech Holding
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Administrative Assistant - Security
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Join our team as an Administrative Assistant - Security in Port Sulphur. Utilize your 3+ years of office experience and proficiency in MS Office to screen applicants, manage paperwork, and provide administrative support. This role offers a comprehensive benefits package including insurance, 401(k...
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United States , Port Sulphur
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Allied Universal®
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Cyber Security Administrator - North America
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Join Codan as a Cyber Security Administrator in Ashburn, USA. You will support daily security operations, incident triage, and vulnerability management for North America. This role requires strong technical skills, a proactive mindset, and eligibility for security clearance. Enjoy benefits like a...
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United States , Ashburn
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Codan Limited
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Sr. Workday Security Administrator
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Seeking a Senior Workday Security Administrator in Raleigh to manage and optimize our HRIS security configuration. You will develop custom security roles, ensure data integrity, and support SOX compliance. The role requires 5+ years in HR/HRIS with 3+ years of specialized Workday security experie...
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United States , Raleigh
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130000.00 - 140000.00 USD / Year
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INSPYR Solutions
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Junior Systems Security Administrator
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Join our team in Sugar Land, TX as a Junior Systems Security Administrator. You will manage Windows Server, Active Directory, and GPOs while implementing critical security controls. This role requires 3+ years of experience and offers medical benefits, 401(k), and free online training.
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United States , Sugar Land, TX
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Robert Half
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Sr Mainframe Security Administration
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Seeking a Senior Mainframe Security Administrator in Austin, TX. This operational role requires 8+ years of Top Secret (TSS) and z/OS administration expertise. You will ensure data security, compliance, and support modernization as a subject-matter expert. The position offers comprehensive medica...
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United States , Austin
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Not provided
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MMC Group LP
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Explore a rewarding career safeguarding digital assets by discovering Security Administrator jobs. This critical IT profession sits at the heart of an organization's cybersecurity posture, responsible for the day-to-day implementation, management, and monitoring of security systems. Security Administrators are the operational guardians of networks, data, and infrastructure, ensuring that security policies are enforced and that the organization's digital doors remain locked against unauthorized access. Professionals in this field blend technical expertise with vigilant oversight to create a secure and resilient IT environment. The typical responsibilities of a Security Administrator are diverse and hands-on. A core duty involves managing and configuring security tools, including firewalls, intrusion detection/prevention systems (IDS/IPS), VPNs, and endpoint protection software. They administer user access and identity management, ensuring principles of least privilege are followed through systems like Active Directory. Daily tasks include monitoring security alerts, investigating potential incidents, and responding to vulnerabilities through patching and system hardening. Security Administrators also play a key role in executing security protocols, conducting regular audits and log reviews, and developing documentation for procedures and infrastructure. They often collaborate with other IT teams to design secure architectures for new projects and provide essential input during security assessments. To excel in Security Administrator jobs, a specific skill set is required. Foundational knowledge of networking is paramount, including a strong grasp of TCP/IP, routing, switching, and subnetting. Proficiency with security technologies from vendors like Cisco, Palo Alto, Fortinet, and Check Point is highly valued. Understanding operating systems (Windows, Linux), cloud platforms (AWS, Azure), and scripting for automation (Python, PowerShell) are significant assets. Beyond technical prowess, successful candidates possess sharp analytical skills for troubleshooting complex issues, meticulous attention to detail for configuration and auditing, and effective communication skills to explain risks and procedures to non-technical stakeholders. Most positions seek candidates with a bachelor's degree in a related field or equivalent experience, and professional certifications such as CompTIA Security+, CISSP, or vendor-specific credentials can greatly enhance a profile. The career path for Security Administrators is robust, offering progression into roles like Security Engineer, Analyst, or Architect. For those with a passion for problem-solving and a dedication to protecting critical information, Security Administrator jobs represent a dynamic and essential entry point into the cybersecurity field, providing the opportunity to build technical depth while making a tangible impact on organizational safety.

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