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Senior Systems Administrator Jobs in Puerto Rico

PR · On-site

Provide technical leadership for commissioning, qualification, and computer system validation ... admin hours

PR · On-site

... systems. * Assist with the development, review, and execution of qualification and validation ... admin hours

Sr. Data Analyst (Puerto Rico)

Santa Isabel, PR · Remote

$77K - $97K/yr

  • Medical

  • Life

  • Retirement

... for a Administrator/Data Analyst to provide support for product and software reporting and ... Responsible for making minor changes or enhancements in systems and processes to solve problems or ...

... systems. * Support coordination with fund administrators, ensuring timely and accurate reporting ... Support senior team members in monitoring portfolio performance, including covenant tracking and ...

The role requires close collaboration with plant leadership and senior management to ensure the ... Design and administer competitive compensation and benefits programs. * Conduct salary analyses and ...

Showing results 21-31

Senior Systems Administrator information

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.

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 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 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.

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.

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 the most commonly searched types of Systems Administrator jobs in Puerto Rico?

The most popular types of Systems Administrator jobs in Puerto Rico are:

What are popular job titles related to Senior Systems Administrator jobs in Puerto Rico?

For Senior Systems Administrator jobs in Puerto Rico, the most frequently searched job titles are:

What job categories do people searching Senior Systems Administrator jobs in Puerto Rico look for?

The top searched job categories for Senior Systems Administrator jobs in Puerto Rico are:

What cities in Puerto Rico are hiring for Senior Systems Administrator jobs?

Cities in Puerto Rico with the most Senior Systems Administrator job openings:

Sr. Active Directory Developer (Puerto Rico)

Collins Aerospace

Santa Isabel, PR • Remote

Full-time

Medical, Life, Retirement

Posted 12 days ago


Collins Aerospace rating

8.4

Company rating: 8.4 out of 10

Based on 251 frontline employees who took The Breakroom Quiz

33rd of 72 rated aerospace companies


Job description

Date Posted:

2026-08-04

Country:

United States of America

Location:

US-PR-SANTA ISABEL-B1 ~ Felicia Industrial Park - St B1 ~ BLDG 1

Position Role Type:

Remote

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract.

Security Clearance:

None/Not Required

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Join us and help shape the future of aerospace and defense.

The following position is to join our RTX Enterprise Services team in Santa Isabel, Puerto Rico:

RTX is seeking an experienced Sr Active Directory Developer with a strong focus on Identity Management to join our IT team. The successful candidate will be responsible for developing, implementing, and managing identity and access management solutions within our Active Directory environment. This role requires in-depth knowledge of Active Directory, identity management principles, and related technologies to ensure secure and efficient user access across the organization.

What You Will Do

  • Design, deploy, and manage Active Directory environments, including domain controllers, organizational units, group policies, and user accounts with a specific focus on identity management
  • Develop and implement identity and access management (IAM) solutions, ensuring secure authentication, authorization, and user provisioning
  • Create and maintain comprehensive identity management policies, procedures, and documentation
  • Monitor and troubleshoot Active Directory and IAM-related issues to ensure high availability and optimal performance
  • Conduct regular audits and compliance checks to ensure adherence to security and operational standards
  • Collaborate with other IT teams to integrate Active Directory and IAM solutions with various applications and systems
  • Develop and maintain scripts and automation tools to streamline identity management processes
  • Provide technical support and guidance to IT staff and end-users regarding Active Directory and IAM-related issues
  • Stay current with industry trends and best practices related to Active Directory, IAM, LDAP and security
  • Level 2 and 3 support for issues across the enterprise
  • This position will reference written work instructions for guidance with daily job activities. Work instructions are available in English only.

Qualifications You Must Have

  • Typically requires a University Degree or equivalent experience and minimum 8 years prior relevant experience, or an Advanced Degree in a related field and minimum 5 years experience
  • 5 years experience as an Active Directory Developer or similar role, with a strong focus on identity management.
  • 5 years experience in Active Directory architecture, design, and administration
  • 5 years experience with PowerShell scripting specifically for identity management tasks
  • 5+ years experience in administration of Linux systems with LDAP/VDS

Qualifications We Prefer

  • Certifications such as Microsoft Certified: Identity and Access Administrator Associate or Microsoft Certified: Windows Server Hybrid Administrator Associate
  • Experience with Microsoft Azure Active Directory and Azure Identity Management services
  • Proficiency in Python, Pearl, Bash and YAML
  • Knowledge of identity and access management principles and practices, including Single Sign-On (SSO), Multi-Factor Authentication (MFA), and Role-Based Access Control (RBAC)
  • Familiarity with IAM tools and platforms such as SDO (Secret Double Octopus, SailPoint, or similar
  • Excellent problem-solving and troubleshooting skills and strong communication and interpersonal skills
  • Ability to work independently and as part of a team
  • Understanding of networking concepts and protocols related to Active Directory and IAM
  • Experience with GIT, Agile/Scrum processes, and Windows and Linux Server operating systems, and DevOps processes

What We Offer

Whether you’re just starting out on your career journey or are an experienced professional, we offer a robust total rewards package with compensation; healthcare, wellness, retirement and work/life benefits; career development and recognition programs. Some of the benefits we offer include parental (including paternal) leave, flexible work schedules, achievement awards, educational assistance and child/adult backup care.

Learn More & Apply Now!
Location:
This position is remote. However, the successful candidate must be currently living in Puerto Rico.

Please consider the following role type definition as you apply for this role:
Remote:
This position is currently designated as remote. Employees who are working in Remote roles will work primarily offsite (from home). The employee may be expected to travel to the Santa Isabel site location as needed.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

Privacy Policy and Terms:

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About Collins Aerospace

Sourced by ZipRecruiter

Collins Aerospace, a Raytheon Technologies company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio and expertise to solve customers' toughest challenges and to meet the demands of a rapidly evolving global market.

Industry

Aviation

Company size

10,000+ Employees

Headquarters location

Charlotte, NC, US

Year founded

2018