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Senior Systems Administrator Jobs in Decatur, AL

Starfish

System Administrator

Huntsville, AL · On-site

In this role, you will work alongside senior systems administrators and engineers to maintain, monitor, and support a complex, multi-platform test environment critical to national defense. This is an ...

KBR

Systems Administrator

Huntsville, AL · On-site

Title: Systems Administrator Program Summary KBR's Missile, Aviation, and Ground Systems (MAGS) division delivers mission engineering solutions for critical U.S. Army programs, specializing in ...

New

IPG Photonics

Systems Administrator

Huntsville, AL · On-site

Position Summary IPG Photonics is seeking a highly motivated and experienced Systems Administrator to join its expanding IT team. This role is responsible for developing, maintaining, and securing ...

IPG Photonics

Systems Administrator

Huntsville, AL · On-site

Position Summary IPG Photonics is seeking a highly motivated and experienced Systems Administrator to join its expanding IT team. This role is responsible for developing, maintaining, and securing ...

IPG Photonics

Systems Administrator

Huntsville, AL · On-site

As a System Administrator, you will help develop, maintain, and secure our global infrastructure. The ideal candidate is a flexible, driven, diligent worker that can analyze the environment both as a ...

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All JobsSystems Administrator JobsSenior Systems Administrator JobsSenior Systems Administrator Jobs in Decatur, AL

Senior Systems Administrator information

See Decatur, AL salary details

$45.9K

$95.8K

$134.5K

How much do senior systems administrator jobs pay per year?

As of Aug 12, 2026, the average yearly pay for senior systems administrator in Decatur, AL is $95,835.00, according to ZipRecruiter salary data. Most workers in this role earn between $80,600.00 and $109,200.00 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 Decatur, AL? The most popular types of Systems Administrator jobs in Decatur, AL are:
What are popular job titles related to Senior Systems Administrator jobs in Decatur, AL? For Senior Systems Administrator jobs in Decatur, AL, the most frequently searched job titles are:
What cities near Decatur, AL are hiring for Senior Systems Administrator jobs? Cities near Decatur, AL with the most Senior Systems Administrator job openings:
Senior Systems Administrator jobs near you
Infographic showing various Senior Systems Administrator job openings in Decatur, AL as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 11% Part Time, 4% Contract, and 1% Nights. Highlights an 87% Physical, 2% Hybrid, and 11% Remote job distribution, with an average salary of $95,835 per year, or $46.1 per hour.

Senior Information Systems Administrator

Concurrent Technologies Corporation

Huntsville, AL • On-site

$84K - $114K/yr

Full-time

Re-posted 12 days ago

Job description

Senior Information Systems Administrator

Concurrent Technologies Corporation

Huntsville, AL

Minimum Clearance Required: Top Secret Clearance

Clearance Level Must Be Able to Obtain: Top Secret Clearance

CTC stays ahead of the latest technology advancements so we can help solve our clients' toughest challenges. As a part of the Digital Mission Solutions Division, you will be strengthening our team of world-class experts aimed at providing our clients with the most effective solutions. Our expertise in achieving missions is unmatched, and we continue to have a major positive impact throughout the Department of Defense (DoD), Intelligence Community (IC), and beyond. Our IT solutions are at work in high-level, high-priority areas of the DoD and U.S. Government agencies. We are leaders in artificial intelligence and machine learning, cloud architecture and security, cross domain solutions, cybersecurity, edge node technology, synthetic environments, and more. We are honored to be a trusted provider of cutting-edge and customized solutions to our clients for decades. Our experts are leading the rapidly evolving IT industry with innovative work in a variety of disciplines, including DevSecOps, which underpins many of our efforts. With CTC's IT Division, you become part of a dedicated team committed to advancing the ever-growing possibilities in IT and meeting our clients' challenges with up-to-the-minute, customized, and powerful solutions.

CTC is looking for talented Senior Information System Administrator with experience accrediting, maintaining, and ensuring cyber security for servers and networks in a classified research and development lab working with space-based information systems. CTC has put together a cohesive energized team who work together on providing secure data systems while dealing with the challenges of critical space-based data. You will get to work with leading edge technologies, further develop your technical skills, and expand into cloud technologies and administration.

Key Responsibilities:

  • Maintain current systems and adhere to policies and procedures to ensure their security and integrity on Army Classified networks.
  • Support the Risk Management Framework (RMF) in a classified environment while helping to identify and implement overall security requirements for the proper handling of data and provide guidance for development and operational efforts regarding information assurance (IA) functions, particularly those focusing on IA planning, infrastructure protection, and defensive strategy.
  • Contribute to security planning, assessment, risk analysis, risk management, certification, security awareness, system administration, networking, maintenance, and continuous monitoring of Windows and Linux servers, workstations, and virtual machines in standalone and networked environments.


Basic Qualifications:

  • BA/BS Degree in Computer Science, Computer Information Systems, Management Information Systems or a related field, plus 6-8 years of directly related experience, a MA/MS Degree plus 4-6 years of directly related experience or a PhD plus 2-4 years of directly related experience.
  • Working knowledge of system security design process, defense-in-depth/breadth, information security domains, identification, authentication, risk management, contingency planning, incident handling, configuration control, change management, auditing, RMF/ICD 503 process, and principles of IA (confidentiality, integrity, non-repudiation, availability, access control).
  • Experience in networking design and architectures, as well as network management.
  • Working knowledge of Linux and Windows operating systems (Puppet CM or similar).
  • Possess, or obtain within 6 months, GSLC, CAP, or Security+ certification.
  • Experience working with Continuous Monitoring strategies.
  • Working Knowledge of VMware virtualization technology to include configuration, maintenance as well as snapshot-based backup solutions.
  • Familiarity with Cisco and non-vendor specific managed and unmanaged switches and firewalls
  • Experience with Windows Servers, to include, GPO, Domain Controllers, DNS and DHCP as well as encryption-based systems.
  • Working Knowledge of Patching and updating Windows and Red Hat servers and workstations.
  • Familiarity with ACAS Suite, to include Nessus Security Center scanning as well as SCAP tools to create STIG checklists for hardening of systems.
  • Risk Management Framework (RMF) along with Enterprise Mission Assurance Support Service (eMASS) experience to address any Plan of Action and milestones POA&M's
  • Working knowledge of cabling, such as fiber optic in a multiple Rack environment.
  • KVM and SIEM implementation as well as McAfee endpoint enterprise knowledge.
  • Shell Scripting knowledge such as Power shell, python and Bash experience will be helpful.


Preferred Qualifications:

  • Experience in the administration of cloud-based systems, software, and accreditation.
  • Experience in the administration of space-based data systems with familiarity with space-based missions and operations with a focus on data exploitation.
  • CISSP certified.


Why CTC?

  • Our teams at CTC are passionate and thrive on collaboration in a team environment.
  • When we encounter a difficult problem, we have a variety of talented and diverse employees that work together to solve the toughest challenges.
  • Competitive salary and benefits package.
  • Although our work at CTC is extremely important, we also recognize the need for our employees to maintain a proper mix of work and personal life.
  • Visit www.ctc.com to learn more.


Join us! CTC offers exceptional career growth, cutting edge technology, educational opportunities, and recognition for quality work.

Staffing Requisition: SR# 2025-0134

"We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability status, protected veteran status, or any other characteristic protected by law."

Employment Type: FULL_TIME

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