ZipRecruiter

Log In

1

Senior System Administrator Jobs in Silver Spring, MD

Vibrint

Senior System Administrator

Hanover, MD · On-site

$175K - $191K/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 ...

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 ...

Staffed4U

Senior System Administrator

Columbia, MD · On-site

$83K - $113K/yr

System Administrator - Level III Location: Columbia, MD Employment Type: Full-time Experience Level: Senior (9+ years) Security Clearance: Active TS/SCI with polygraph required Position Overview ...

Vibrint

Senior System Administrator

Hanover, MD

$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 ...

CACI

Senior System Administrator

Hanover, MD · On-site

$103K - $218K/yr

Senior System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required:

Leidos

Mid/Sr. System Administrator

Annapolis Junction, MD · On-site

$94K - $128K/yr

Mid/Sr System Administrator Leidos has a new and exciting opportunity for a Mid/Sr System Administrator in our Intel Sector's Cyber & Analytics Business Area (CABA) . Our talented team is at the ...

Booz Allen Hamilton

Senior System Administrator

Laurel, MD · On-site

$77K - $176K/yr

R0232760 System Administrator, Senior The Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve a critical ...

Booz Allen Hamilton

Senior System Administrator

Laurel, MD · On-site

$77K - $176K/yr

R0246277 System Administrator, Senior The Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve a critical ...

previous pagenext page

Showing results 21-40

All JobsSystem Administrator JobsSenior System Administrator JobsSenior System Administrator Jobs in Silver Spring, MD

Senior System Administrator information

See Silver Spring, MD salary details

$50.7K

$105.7K

$148.3K

How much do senior system administrator jobs pay per year?

As of Sep 3, 2026, the average yearly pay for senior system administrator in Silver Spring, MD is $105,682.00, according to ZipRecruiter salary data. Most workers in this role earn between $88,900.00 and $120,400.00 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.

What are the most commonly searched types of System Administrator jobs in Silver Spring, MD?

The most popular types of System Administrator jobs in Silver Spring, MD are:

What cities near Silver Spring, MD are hiring for Senior System Administrator jobs?

Cities near Silver Spring, MD with the most Senior System Administrator job openings:

Senior System Administrator jobs near you
Infographic showing various Senior System Administrator job openings in Silver Spring, MD as of August 2026, with employment types broken down into 1% As Needed, 87% Full Time, 10% Part Time, and 2% Contract. Highlights an 91% Physical, 3% Hybrid, and 6% Remote job distribution, with an average salary of $105,682 per year, or $50.8 per hour.

Senior System Administrator III

Varada Consulting

Linthicum, MD • On-site

$84K - $114K/yr

Full-time

Medical, Retirement

Re-posted 27 days ago

Key responsibilities

  • Conduct functional and connectivity testing to ensure systems remain operational.

  • Develop, document, and follow systems administration standard operating procedures.

  • Manage system and server resources, including installation, updates, troubleshooting, and hardware repairs.

Job description

Senior System Administrator III

Job Location-Linthicum, MD

Overview:

Varada Defense is seeking an experienced Sr. Systems Administrator to support mission-critical systems within the Intelligence Community.

As a collaborative member of a small and mostly autonomous team, this position directly supports secure enclave development networks.

Responsibilities:

  • Conduct functional and connectivity testing to ensure continuing operability.
  • Develop and document systems administration standard operating procedures.
  • Maintain baseline system security according to organizational policies.
  • Manage accounts, network rights, and access to systems and equipment.
  • Plan, execute, and verify data redundancy and system recovery procedures.
  • Install, update, and troubleshoot systems and servers.
  • Comply with organization systems administration standard operating procedures.
  • Implement and enforce local network usage policies and procedures.
  • Manage system and server resources including performance, capacity, availability, serviceability, and recoverability.
  • Monitor and maintain system and server configurations.
  • Perform repairs on faulty system and server hardware.
  • Troubleshoot hardware/software interface and interoperability problems.

Required Experience:

  • Bachelor’s degree in a technical discipline and 15 years’ experience as a System Administrator, OR High school diploma and 20 years’ experience as a System Administrator
  • Experience with Windows Sever Administration, Active Directory, and Group Policy
  • Experience with Linux Server Administration
  • Experience with Broadcom VMware/ESXi, Broadcom VMWare Virtual Networking, and Broadcom VMware vCenter
  • Networking Switching and Router Management
  • Storage Management (NetApp)
  • Hardware and Operating System troubleshooting
  • System hardening
  • Security Compliance Scanning (Nessus, ACAS)
  • Understanding of project design within the scope of security (RMF) requirements
  • Active DoD IAT Level II certification (Security+ )
  • Ability to demonstrate cyber/IT related experience with attention to detail, customer service, oral and written communication, and problem solving.
  • Active TS/SCI with Polygraph, CI poly current under 6 yrs

Preferred Qualifications:

  • Experience leading the implementation and support of Broadcom VMware virtualized systems and infrastructure
  • PowerCLI
  • Broadcom VMware Aria Suite, formerly called vRealize Suite
  • Broadcom VMware Cloud Foundation (VCF)
  • Broadcom VMware Certified Professional or other relevant VMware certification.

Join an Award – Winning Team! Voted as the Most Innovative and Fastest Growing Company, Varada Defense offers turnkey solutions in the areas of advanced automation, artificial intelligence, and autonomous technology for DoW and FedCiv space in support of the mission objectives of the federal government. Varada provides competitive compensation and benefits packages, including 100% employer-paid healthcare premiums, matching 401(k), and unlimited education/training.

Varada Defense is an Equal Employment Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status