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Senior Amazon System Administrator Jobs (NOW HIRING)

Cornerstone Defense

Senior System Administrator

Annapolis, MD · On-site

$85K - $115K/yr

Senior System Administrator Location: Annapolis Junction, MD Compensation Range: $190 -$210K *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the ...

INSPYR Solutions

Senior System Administrator

Orange, CT · Hybrid

$45 - $50/hr

Senior System Administrator Location: Orange, CT Duration: 6+ months Compensation: $45.00 - $50.00/hr Work Requirements: , Holders or Authorized to Work in the U.S. Senior System Administrator

CFS

System Administrator

Brooklyn, NY

$85K - $95K/yr

Jr. Systems Administrator (100% on-site) A private K-12 school system in South Brooklyn is seeking a senior IT professional to serve as the on‑site systems administrator for an elementary campus.

Prodigy One, LLC

System Administrator

Linthicum, MD · On-site

Creates, and maintains RedHat Linux virtual machines running in a cloud infrastructure (Amazon AWS ... system administration support. * Troubleshoot server issues. * Administer customer accounts

BNH

Senior System Administrator

Arnold Air Force Base, TN · On-site

$107K - $143K/yr

Senior System Administrator Location: Arnold AFB, TN Job Family Code: P - IT/Cyber Security / Network Systems Function/Branch: Engineering/Infrastructure Directorate: Engineering & Tech Support ...

Boeing

Senior System Administrator

Seal Beach, CA · On-site

$146K - $197K/yr

Senior System Administrator Company: The Boeing Company Boeing Defense, Space & Security (BDS), Space Mission Systems Organization seeks an Senior System Administrator to support Proprietary Programs ...

Reflexive Concepts

Senior System Administrator

Laurel, MD · On-site

$85K - $115K/yr

Reflexive Concepts is seeking a skilled Senior System Administrator! * Join an existing team providing Life Cycle Sustainment (LCS) activities for commercial and custom-developed education, learning ...

Boeing

Senior System Administrator

Seal Beach, CA · On-site

$146K - $197K/yr

Senior System Administrator Company: The Boeing Company Boeing Defense, Space & Security (BDS), Space Mission Systems Organization seeks an Senior System Administrator to support Proprietary Programs ...

INSPYR Solutions

Senior System Administrator

Orange, CT · On-site

$45 - $50/hr

Senior System Administrator Location: Orange, CT Duration: 6+ months Compensation: $45.00 - $50.00/hr Work Requirements: US Citizen, GC Holders or Authorized to Work in the U.S. Senior System ...

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$49K

$102.2K

$143.5K

How much do senior amazon system administrator jobs pay per year?

As of Jun 9, 2026, the average yearly pay for senior amazon 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.
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Senior Cloud System Administrator

Senior Cloud System Administrator

ManTech

Annapolis Junction, MD

$128K - $214K/yr

Other

Medical, Life, Retirement, PTO

Posted 2 days ago

ManTech rating

8.8

Company rating: 8.8 out of 10

Based on 13 frontline employees who took The Breakroom Quiz

31st of 186 rated software companies

Job description

Description & Requirements
Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we've been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH!

MANTECH seeks a motivated, career- and customer-oriented Sr Cloud System Administrator to join our team in Annapolis Junction, MD.

Our team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort supports the Enterprise Infrastructure Services (EIS) organization, which oversees MPO's Enterprise Information Technology (EIT)-the backbone platform for all enterprise users.

Responsibilities:

  • Provide administration and support for Windows Server 2019 and 2022 environments, including Active Directory, DNS, Certificate Authorities and manage Windows 10/11 client systems.
  • Administer and troubleshoot various Linux distributions (e.g., RHEL8/9, AmazonLinux 2023) within AWS.
  • Deploy, and maintain robust cloud environments, primarily within AWS, while also supporting existing on-premises server infrastructure.
  • Develop, implement and maintain automation scripts and configurations using SaltStack, Ansible, Bash and Python to streamline infrastructure provisioning, configuration management and deployment processes.
  • Collaborate with development teams to support integration and operational stability of auto scaled software deployments and CI/CD pipelines, ensuring smooth and reliable software deployments.
  • Administer, monitor, and troubleshoot AWS cloud resources, including EC2, S3, VPC, IAM, and other core services.
  • Monitor system performance, availability, and security, responding to incidents and performing root cause analysis.

Minimum Qualifications:

  • 15+ years of experience as a Systems Administrator or Cloud Engineer supporting programs and contracts of similar scope and complexity 
  • Bachelor's degree in system engineering, Computer Science, Information Systems, Engineering Science, Engineering Management or related professional engineering discipline. An additional 5 years of System Administrator experience might be substituted for a degree.
  • Must hold an IAT II certification (e.g., Security+ or equivalent); In absence of having a certification, candidate will have 60 days from program start to obtain it 
  • Proficiency in administeringLinuxoperating systems. 
  • Experience with Windows Server 2022 administration, including Active Directory and networking 
  • Proven experience as a System Administrator or Cloud Engineer with practical knowledge of cloud environments 

Preferred Qualifications:

  • Experience working in enterprise or government environments 
  • Familiarity with cloud security and compliance practices 
  • Hands-on experience with Amazon Web Services (AWS) for infrastructure deployment, management, and troubleshooting 
  • Strong communication and interpersonal skills, capable of working effectively in a team environment 
  • Proficiency in administering and troubleshooting Linux distributions (e.g., RHEL8/9, AmazonLinux 2023).

Clearance Requirements:

  • Must have a current/active TS/SCI with Polygraph

Physical Requirements:

  • The candidate must be able to move, carry, and deliver workstations from the office to customer desks
  • The person in this position must be able to remain in a stationary position 50% of the time
  • Must communicate with co-workers, management, and customers via email, phone, or virtual meetings, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

The projected compensation range for this position is $128,000.00-$214,400.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories.  In addition, MANTECH invests in its employees beyond just compensation.  MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.
If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.

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