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Senior Security Systems Administrator Jobs (NOW HIRING)

The Security/Systems Administrator will support the Sponsor's Cloud Service Providers' Cross Domain System environments, focusing on security monitoring, access control, and developing security ...

Security/Systems Administrator

Sterling, VA · On-site

$122K - $253K/yr

The security administrator (SecAdmin) shall support the Sponsor's Cloud Service Providers' (CSP) Cross Domain System (CDS) environments. The role will include change control and configuration ...

The security administrator (SecAdmin) shall support the Sponsor's Cloud Service Providers' (CSP) Cross Domain System (CDS) environments. The role will include change control and configuration ...

... security domains. As a Systems Administrator , you will play a key role in maintaining system ... Serve as a senior Systems Administrator supporting physical and virtual server environments ...

Sr. Security Systems

Miami, FL · On-site

$24.75 - $33.50/hr

The Sr. Security Systems Technician is responsible for the installation, maintenance, service, troubleshooting, and repair of security systems, hardware, and associated devices to ensure the ...

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Senior Security Systems Administrator information

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$49K

$102.2K

$143.5K

How much do senior security systems administrator jobs pay per year?

As of Jul 23, 2026, the average yearly pay for senior security systems administrator in the United States is $102,229.00, according to ZipRecruiter salary data. Most workers in this role earn between $86,000.00 and $116,500.00 per year, depending on experience, location, and employer.

What is the average salary for a senior administrator?

The average salary for a Senior Security Systems Administrator typically ranges from $90,000 to $130,000 annually, depending on experience, certifications, and location. Professionals with specialized skills in network security, firewalls, and intrusion detection may earn higher salaries. Many roles also require ongoing training and security clearances.

Is sysadmin a stressful job?

A senior security systems administrator role can be stressful due to the responsibility of protecting organizational assets, managing complex security infrastructure, and responding to security incidents. The job often requires working under tight deadlines, maintaining 24/7 system availability, and staying current with evolving threats, which can contribute to stress levels.

What does a senior systems administrator do?

A senior security systems administrator manages and maintains an organization’s security infrastructure, including firewalls, intrusion detection systems, and access controls. They analyze security threats, implement security policies, and ensure systems are protected against cyber attacks, often using tools like SIEMs and requiring certifications such as CISSP or CISA. They also troubleshoot security issues and coordinate incident response efforts.

What are some common challenges faced by a Senior Security Systems Administrator in managing enterprise-level security infrastructure?

Senior Security Systems Administrators often encounter challenges such as keeping up with rapidly evolving cyber threats, managing complex multi-vendor environments, and balancing security requirements with user accessibility. They are responsible for maintaining system uptime while implementing robust security measures, which can require careful planning and coordination with other IT teams. Additionally, responding to incidents and ensuring compliance with industry regulations can add to the dynamic nature of the role, making adaptability and continuous learning essential.

What is the highest salary for a system administrator?

The highest salaries for senior security systems administrators can exceed $130,000 annually, especially for those with advanced certifications like CISSP or CISA, extensive experience, and expertise in managing complex security infrastructures. Salaries vary based on industry, location, and company size, with some senior roles reaching higher compensation levels in large organizations or high-cost regions.

What are Senior Security Systems Administrators?

Senior Security Systems Administrators are experienced IT professionals responsible for designing, implementing, and maintaining an organization's security systems and protocols. They monitor networks for security breaches, manage firewalls, enforce security policies, and lead incident response efforts. In addition to managing security infrastructure, they often mentor junior staff and ensure compliance with industry standards and regulations. Their role is crucial in protecting sensitive data and ensuring the overall cybersecurity of a company.

What is the difference between Senior Security Systems Administrator vs Security Systems Engineer?

AspectSenior Security Systems AdministratorSecurity Systems Engineer
CertificationsCompTIA Security+, CISSP, CISACCSP, CISSP, Security+
Work EnvironmentIT security teams, data centers, corporate networksDesigning, implementing, and testing security solutions
Employer & IndustryCorporate, government, financial institutionsSecurity consulting firms, tech companies, enterprise IT
Search & Comparison IntentUnderstanding roles, responsibilities, and qualificationsTechnical design, security architecture, system implementation

The Senior Security Systems Administrator primarily manages and maintains existing security infrastructure, focusing on operational security and incident response. In contrast, Security Systems Engineers design and implement new security solutions, emphasizing technical development and system architecture. Both roles require relevant certifications and work within similar environments, but their core responsibilities differ in scope and focus.

What are the key skills and qualifications needed to thrive as a Senior Security Systems Administrator, and why are they important?

To excel as a Senior Security Systems Administrator, you need advanced knowledge of network and systems security, expertise in risk management, and typically a bachelor's degree in IT or cybersecurity along with relevant experience. Familiarity with security tools such as firewalls, intrusion detection/prevention systems, SIEM solutions, and certifications like CISSP or CompTIA Security+ are highly valued. Strong problem-solving skills, attention to detail, and the ability to communicate complex security concepts clearly are essential soft skills. These qualifications and abilities are vital to ensure robust protection of organizational assets, quick response to threats, and effective teamwork within IT environments.
What cities are hiring for Senior Security Systems Administrator jobs? Cities with the most Senior Security Systems Administrator job openings:
What are the most commonly searched types of Security Systems Administrator jobs? The most popular types of Security Systems Administrator jobs are:
What states have the most Senior Security Systems Administrator jobs? States with the most job openings for Senior Security Systems Administrator jobs include:

Security/Systems Administrator

Nightwing

Sterling, VA • On-site

Full-time

Posted 3 days ago


Job description

Job Summary:
Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges. The Security/Systems Administrator will support the Sponsor's Cloud Service Providers’ Cross Domain System environments, focusing on security monitoring, access control, and developing security procedures.
Responsibilities:
• support the Sponsor's Cloud Service Providers’ (CSP) Cross Domain System (CDS) environments
• change control and configuration management
• access control management
• security monitoring and auditing
• operational support of CDS guards specific to the CSP
• developing a Security Administration Plan
• security procedures
• a two-person rule (2PR) workflow
• role definitions
• escalation path documents
• support accreditation activities by providing evidence for relevant security controls
Qualifications:
Required:
• TS/SCI With Polygraph Required Day 1
Company:
Nightwing provides cyber, data operations, systems integration, and intelligence services for government and commercial customers. Founded in 2024, the company is headquartered in Sterling, USA, with a team of 1001-5000 employees. The company is currently Late Stage.