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Senior Systems Administrator Jobs in Rosedale, MD

ClearEdge

Senior System Administrator

Linthicum, MD · On-site

$84K - $115K/yr

... a Senior System Administrator to support the administration, sustainment, and security of Linux ... Are experienced administering Linux systems using the command line * Are comfortable applying ...

ClearEdge

Senior System Administrator

Linthicum, MD · On-site

$84K - $115K/yr

... a Senior System Administrator to support the administration, sustainment, and security of Linux ... Are experienced administering Linux systems using the command line * Are comfortable applying ...

Staffed4U

Senior System Administrator

Columbia, MD

$83K - $113K/yr

You will support CNO Capabilities as a senior System Administrator and technical contributor ... We are looking for someone who takes ownership of systems, documents with precision, builds strong ...

Vibrint

Senior System Administrator

Hanover, MD · On-site

$175K - $191K/yr

Vibrint is a trusted provider of mission-critical systems and analysis that transform our customers ... We are seeking a Senior System Administrator for a funded role with quantifiable Linux system ...

Vibrint

Senior System Administrator

Hanover, MD · On-site

$175K - $191K/yr

Vibrint is a trusted provider of mission-critical systems and analysis that transform our customers ... seeking a Senior System Administrator for a funded role with quantifiable Linux system ...

Vibrint

Senior System Administrator

Hanover, MD

$84K - $114K/yr

Vibrint is a trusted provider of mission-critical systems and analysis that transform our customers ... seeking a Senior System Administrator for a funded role with quantifiable Linux system ...

Parsons

System Administrator, Senior

Linthicum, MD · On-site

$148K - $266K/yr

Our National Security Solutions team needs a Sr. System Administrator to support our expanding ... Develop and document systems administration standard operating procedures. * Maintain baseline ...

Lockheed Martin

System Administrator Senior Staff

Hanover, MD · On-site

$84K - $114K/yr

WHAT WE'RE DOING Lockheed Martin, Rotary Mission Systems Cyber & Intelligence invites you to step ... Serve as the senior system administrator with extensive experience supporting Windowsbased desktops ...

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Senior Systems Administrator information

See Rosedale, MD salary details

$47K

$98.1K

$137.6K

How much do senior systems administrator jobs pay per year?

As of Aug 17, 2026, the average yearly pay for senior systems administrator in Rosedale, MD is $98,052.00, according to ZipRecruiter salary data. Most workers in this role earn between $82,500.00 and $111,700.00 per year, depending on experience, location, and employer.

How much does a senior systems administrator make in the US?

A senior systems administrator in the US typically earns between $80,000 and $120,000 annually, depending on experience, location, and industry. They often hold certifications like CompTIA Server+ or Microsoft Certified Solutions Expert (MCSE) and work with environments involving Windows, Linux, or cloud platforms.

What are some common challenges faced by senior systems administrators, and how can they be addressed?

Senior Systems Administrators often encounter challenges such as managing complex, multi-platform environments, ensuring uptime during upgrades or maintenance, and responding to unexpected technical incidents. Balancing proactive system improvements with urgent troubleshooting is a frequent demand. To address these challenges, it's important to prioritize clear documentation, automate routine tasks where possible, and foster strong communication with IT and non-IT teams. Staying current with industry best practices and security protocols also helps prevent many common issues before they arise.

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

To thrive as a Senior Systems Administrator, you need deep expertise in server management, network administration, and operating systems, typically backed by a bachelor’s degree in IT or a related field. Familiarity with tools like VMware, Active Directory, Linux/Windows Server, and certifications such as CompTIA Server+, Microsoft Certified Solutions Expert (MCSE), or Red Hat Certified Engineer (RHCE) are often required. Strong problem-solving abilities, attention to detail, and effective communication skills help you excel in troubleshooting and collaborating with IT teams. These competencies are crucial for maintaining system reliability, minimizing downtime, and supporting organizational technology needs.

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

AspectSenior Systems AdministratorSystems Engineer
CredentialsTypically requires certifications like CompTIA Server+, Microsoft Certified: Windows Server, or Cisco CCNAOften requires similar certifications, with additional focus on network design and engineering
Work EnvironmentPrimarily manages and maintains existing IT infrastructure within organizationsDesigns, develops, and implements new systems and network solutions
Employer & Industry UsageCommon in IT departments across various industries, focusing on operational stabilityFound in organizations needing system design and integration, often in tech and engineering sectors

While both roles require strong technical skills and certifications, Senior Systems Administrators focus on maintaining and supporting existing systems, whereas Systems Engineers are more involved in designing and implementing new systems and solutions.

What is a senior systems administrator?

Senior Systems Administrators are IT professionals responsible for managing and maintaining an organization's computer systems, servers, and networks. They oversee system performance, ensure security, troubleshoot complex issues, and often mentor junior administrators. Their work is critical for minimizing downtime, implementing upgrades, and ensuring the reliability and security of IT infrastructure. Senior Systems Administrators typically have years of experience and deep technical knowledge in areas like operating systems, networking, and cloud platforms.

What does a senior systems administrator do?

A senior systems administrator is an IT professional who manages the network and computer system infrastructure for a company or organization. Your responsibilities may vary depending on your employer; at a large company, you may be in a management position in which you oversee a team or department to design and implement network and database solutions for an organization, perform software programming to expand technological capabilities, or troubleshoot network issues and devise solutions. In a smaller company, you may more directly engage with these duties, supported by a small technical staff.

Do senior systems administrators make good money?

Senior systems administrators typically earn a competitive salary that reflects their experience, technical skills, and certifications such as CompTIA or Cisco. Their compensation often includes benefits and opportunities for advancement, with salaries varying by industry and location. They are also responsible for managing complex IT infrastructure and ensuring system security and reliability.
More about Senior Systems Administrator jobs

What are the most commonly searched types of Systems Administrator jobs in Rosedale, MD?

The most popular types of Systems Administrator jobs in Rosedale, MD are:

What are popular job titles related to Senior Systems Administrator jobs in Rosedale, MD?

For Senior Systems Administrator jobs in Rosedale, MD, the most frequently searched job titles are:

What cities near Rosedale, MD are hiring for Senior Systems Administrator jobs?

Cities near Rosedale, MD with the most Senior Systems Administrator job openings:

Senior Systems Administrator jobs near you
Infographic showing various Senior Systems Administrator job openings in Rosedale, MD as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 10% Part Time, 4% Contract, and 1% Nights. Highlights an 90% Physical, 3% Hybrid, and 7% Remote job distribution, with an average salary of $98,052 per year, or $47.1 per hour.

Senior System Administrator

ClearEdge

Linthicum, MD • On-site

$84K - $115K/yr

Full-time

Medical, Retirement

Re-posted 9 days ago

Job description

Join ClearEdge and be part of a mission-focused team solving some of the DoD's most complex technical challenges. Every day, ClearEdge supports government and industry customers by delivering innovative solutions that enable critical operations and mission success.

ClearEdge offers an extremely competitive benefits package-including a $10k annual training and education benefit, a 10% 401(k) contribution fully vested on day one, annual health and technology allowances, and access to a state-of-the-art technology lab. Learn more at www.clearedgeit.com/careers/

Your Mission

ClearEdge is hiring a Senior System Administrator to support the administration, sustainment, and security of Linux-based systems across mission environments. In this role, you will be responsible for maintaining system health, applying updates, supporting cloud-based infrastructure, and ensuring systems remain reliable, compliant, and operational. You will work closely with engineers and stakeholders to support system availability and performance in both on-prem and virtualized environments.

This position is ideal for an experienced system administrator who is comfortable working at the command line, enjoys maintaining stable systems, and values operational excellence.
You Will Excel in This Role If You:
  • Are experienced administering Linux systems using the command line
  • Are comfortable applying system updates and patches using yum or equivalent tools
  • Enjoy maintaining system reliability and operational stability
  • Are familiar with cloud-based infrastructure and virtual machines
  • Have an interest in understanding how software and services are deployed on systems
  • Take ownership of system sustainment and compliance
A Day in the Life Of:
  • Performing Linux system administration on CentOS, RedHat, Amazon Linux, or equivalent platforms
  • Applying system updates and patches using yum or equivalent patching repositories
  • Monitoring system health and troubleshooting performance or availability issues
  • Supporting systems hosted in cloud environments such as AWS or Azure
  • Assisting with system configuration, maintenance, and sustainment activities
  • Supporting or interacting with network and system mapping tools such as RedSeal
  • Working with engineering teams to ensure systems meet operational requirements
Must Have:
  • TS/SCI with Polygraph clearance
  • Linux command line system administration experience on CentOS, RedHat, Amazon Linux, or equivalent
  • Experience applying system updates and patches using yum or equivalent tools
  • Ten (10) years of experience as a System Administrator in programs and contracts of similar scope, type, and complexity
  • Bachelor's degree in a technical discipline from an accredited college or university, or five (5) additional years of System Administrator experience in lieu of a degree
Nice to Have:
  • Experience working in cloud environments such as AWS or Azure
  • Experience or knowledge of the RedSeal Network Mapping tool
  • Familiarity with software commonly deployed on systems such as Elasticsearch, Docker, Kubernetes, or NiFi
  • Experience with Syslog or NxLog
  • Experience with Nagios or similar monitoring tools
  • Scripting experience using Python or Perl
ClearEdge is an established small business that values its employees and is committed to providing an environment where individuals can succeed and grow. We believe in developing our people, promoting from within, and fostering long-term career growth across the organization.

Our Core Values-Honesty, Integrity, Loyalty, Fairness, Respect, Responsibility, and Accountability-guide everything we do. These principles shape our culture, inform our decisions, and drive our commitment to excellence in support of our customers and partners.

If this position is not the right fit, we encourage you to visit our Careers page to explore other opportunities at ClearEdge or connect with one of our recruiters at [email protected]. ClearEdge is an equal opportunity employer.
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