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Senior System Administrator Jobs (NOW HIRING)

Vibrint

Senior System Administrator

Hanover, MD · On-site

$175K - $191K/yr

We are seeking a Senior System Administrator for a funded role with quantifiable Linux system administration work experience to support a mission focused team. Position requires an active TS/SCI with ...

Match Point Solutions

Senior System Administrator

Dallas, TX · On-site

$85K - $115K/yr

Senior System Administrator Location: Dallas, TX (Onsite) Type: Long-Term Contract (W2 or C2C) Rate: $ 70 - 80/hr Responsibilities: * Administer, maintain, and support enterprise-level Windows and/or ...

Vibrint

Senior System Administrator

Hanover, MD · On-site

$84K - $114K/yr

Join Vibrint, where your career is a priority, and your future is our shared goal. _____ We are seeking a Senior System Administrator for a funded role with quantifiable Linux system administration ...

DecisionPoint | Cortek

System Administrator - Senior

WA · On-site

$93K - $126K/yr

The Senior System Administrator will support Windows server environments, Active Directory, SCCM, virtualization, storage, backup and recovery, enterprise services, vulnerability remediation, STIG ...

Amentum

Senior System Administrator

Houston, TX · On-site

$82K - $111K/yr

The Senior System Administrator will: * Perform daily maintenance and operations tasks related to Windows system administration in a multi-server environment. * Provide maintenance and performance ...

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Senior System Administrator information

See salary details

$49K

$102.2K

$143.5K

How much do senior system administrator jobs pay per year?

As of Aug 23, 2026, the average yearly pay for senior system 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 does a senior system administrator do?

A Senior System Administrator is responsible for managing, maintaining, and securing an organization's IT infrastructure, including servers, networks, and related systems. They oversee the installation and configuration of hardware and software, troubleshoot complex technical issues, and ensure the reliability and performance of IT services. Senior System Administrators also implement security policies, perform regular system updates, and may supervise junior IT staff. Their expertise is essential for minimizing system downtime and protecting data integrity.

What are the key skills and qualifications needed to thrive as a senior system administrator, and why are they important?

To thrive as a Senior System Administrator, you need in-depth knowledge of operating systems, networking, security protocols, and significant experience managing IT infrastructure, usually backed by a degree in computer science or related certifications (such as CompTIA, Microsoft, or Cisco). Expertise with tools like VMware, Active Directory, PowerShell, and cloud platforms (AWS, Azure) is typically required. Strong problem-solving skills, attention to detail, and effective communication are crucial soft skills for this role. These abilities ensure reliable system performance, minimize downtime, and support the technology needs of an organization.

What are some common challenges a senior system administrator may encounter when managing hybrid cloud environments?

Senior System Administrators often face challenges balancing on-premises infrastructure with cloud-based resources, which can include ensuring consistent security policies, managing data synchronization, and monitoring system performance across multiple platforms. They must also stay updated on evolving technologies and compliance requirements, as well as collaborate closely with development, security, and networking teams. Addressing these complexities requires strong problem-solving skills, robust documentation practices, and a proactive approach to both troubleshooting and automation.

What is the difference between Senior System Administrator vs Network Administrator?

AspectSenior System AdministratorNetwork Administrator
CertificationsCompTIA Server+, Microsoft Certified: Windows Server, Cisco CCNACompTIA Network+, Cisco CCNA, Cisco CCNP
Work EnvironmentData centers, enterprise IT environments, server managementNetwork infrastructure, routing, switching, network security
ResponsibilitiesServer deployment, maintenance, troubleshooting, system upgradesNetwork setup, monitoring, troubleshooting, security management

While both roles require networking and system knowledge, Senior System Administrators focus on server and system management, whereas Network Administrators specialize in network infrastructure. Both roles are essential in enterprise IT, often collaborating to ensure seamless technology operations.

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Cities with the most Senior System Administrator job openings:

What are the most commonly searched types of System Administrator jobs?

The most popular types of System Administrator jobs are:

Who are the top companies hiring for Senior System Administrator jobs?

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Senior System Administrator jobs near you
Infographic showing various Senior System Administrator job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 12% Part Time, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $102,229 per year, or $49.1 per hour.

Senior System Administrator

Vibrint

Hanover, MD • On-site

$175K - $191K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 13 days ago

Job description

Vibrint is a trusted provider of mission-critical systems and analysis that transform our customers' capacity and capability in harvesting and harnessing data. Working alongside many of the most talented professionals in public service, we work tirelessly to create and sustain new solutions and services that meet the stringent demands across a variety of customer missions.
Our people know they'll be doing work that matters at the heart of the national security mission, exploring new possibilities at the cutting edge of technology. They know they will be well-rewarded and recognized for their commitment. Our people know they will enjoy plentiful opportunities to grow, thrive, and have fun as a member of the Vibrint family. Join Vibrint, where your career is a priority, and your future is our shared goal.
We are seeking a Senior System Administrator for a funded role with quantifiable Linux system administration work experience to support a mission focused team.
Position requires an active TS/SCI with Polygraph level clearance. US citizenship is required.
Required Skills:
  • Linux
  • Vmware
  • Harvester
  • Rancher
  • Containerization Tools - Kubernetes/Docker
  • Any HCI (Hyperconverged Infrastructure) solution (Azure Stack HCI, Cisco HyperFlex Systems, DataCore SANsymphony, Dell VxRail, HPE SimpliVity, Nutanix, NetApp HCI, Scale Computing Platform
  • Ansible scripting (and or other scripting languages)
  • Redhat KVM
  • Puppet
  • ldap

Qualifications: Fifteen (15) years of experience as a System Administrator and a bachelor's degree in a technical discipline or twenty (20) years of experience in lieu degree.
IAT level II baseline certification as defined by DoD 8570.01-M is required.
The pay range for this position is a general guideline only and not a guarantee of compensation or salary. Our approach to crafting offers considers various factors to provide an equitable and competitive comprehensive compensation package. These considerations include, but are not limited to, contracted rates, education, certification(s), experience, specific competencies required for this position, and geographic location.
Vibrint's comprehensive compensation package includes but is not limited to: competitive salary; annual merit-based salary increase and discretionary bonus program; 401(k) plan with a company contribution; 11 paid federal holidays; 160 hours of paid time off; medical, dental, vision, life and short- & long-term disability insurance; employee assistance program; and a generous professional development allowance.
Equal Opportunity Employer:
All applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, citizenship, family structure, marital status, disability, veteran or military status, or any other characteristic protected by law in all phases of the employment process and in compliance with applicable federal, state, and local laws and regulations.
An equal opportunity employer/disability/vet. .
Please apply for immediate consideration.

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