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Linux System Administrator Jobs in Manchester, NH

BAE Systems

Systems Admin Prin

Merrimack, NH · On-site

... system administrator experience with a high school diploma. * Strong command of Linux RHEL patching workflows and package management tools (e.g., YUM/DNF). * Experience with Trellix/McAfee agent ...

BAE Systems

Systems Admin Prin

Manchester, NH · On-site

Government Secret Clearance with ability to obtain a Top Secret Clearance * 10+ years of experience (7+ years of experience with a degree) as a system administrator. * Strong command of Linux RHEL ...

Dew Softech Inc

System Administrator

Concord, NH · On-site

System Administrator Location: Concord, NH (Hybrid) Position Type: Contract In-Person interview Job Summary Expected Hours Per Week: 37.5 (NOT a 40-hour work week). *MUST have experience with SMB ...

DEW Softech, Inc

System Administrator

Concord, NH

System Administrator Location: Concord, NH (Hybrid) Position Type: Contract In-Person interview Job Summary Expected Hours Per Week: 37.5 (NOT a 40-hour work week). *MUST have experience with SMB ...

Raytheon

Sr. System Administrator (onsite)

Andover, MA · On-site

$87K - $118K/yr

Experience with Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, and server ... systems (OS). * Must be able to obtain Department of Defense Directive (DoDD) 8140 / 8570 ...

BAE Systems

IT Systems Administrator II

Manchester, NH · On-site

$79K - $134K/yr

In this System Adminstrator II position supporting our closed areas you will make impacts in the ... Some LINUX run and maintain skills Pay Information Full-Time Salary Range: $79365 - $134921 Please ...

BAE Systems

Systems Admin Sr

Merrimack, NH · On-site

$88K - $119K/yr

As a System Administrator SR, you will play a critical role in ensuring the smooth operation of our IT systems. Responsibilities: * Daily management of the ServiceNow dashboard * Providing clear ...

St Mary's Bank

Systems Administrator I

Manchester, NH · On-site

Support Microsoft Windows and LINUX servers within a VMWare virtualization environment including ... Provide system security and performance administration based on access control reporting, internal ...

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How much do linux system administrator jobs pay per hour?

As of Aug 29, 2026, the average hourly pay for linux system administrator in Manchester, NH is $50.68, according to ZipRecruiter salary data. Most workers in this role earn between $40.10 and $60.96 per hour, depending on experience, location, and employer.

What is a Linux system administrator?

A Linux system administrator— or sysadmin—is an information technology professional who oversees the lifespan of Linux software installed on a server, computer, or other pieces of hardware, including network devices. As a Linux sysadmin, your responsibilities include software installation, day-to-day maintenance of applications, and an overall understanding of Linux operating systems. As part of the daily maintenance team, your job is to monitor system health and ensure that security patches are up-to-date, so that network systems perform well for business users.

What are the key skills and qualifications needed to thrive as a Linux system administrator?

To thrive as a Linux System Administrator, you need a strong understanding of Linux operating systems, system troubleshooting, and networking, often supported by a degree in computer science or related certifications like CompTIA Linux+ or Red Hat Certified System Administrator (RHCSA). Familiarity with command-line interfaces, shell scripting, system monitoring tools, and configuration management systems like Ansible or Puppet is essential. Problem-solving abilities, attention to detail, and effective communication are standout soft skills in this role. These skills and qualities ensure reliable system performance, quick resolution of technical issues, and smooth collaboration within IT teams.

What are some common challenges faced by Linux system administrators when managing large-scale server environments?

Linux System Administrators often encounter challenges such as maintaining consistent configurations across numerous servers, ensuring security compliance, and minimizing downtime during updates or maintenance. Managing automation tools, such as Ansible or Puppet, and monitoring system performance are also critical aspects. Effective communication and collaboration with development and network teams are essential to quickly resolve issues and implement new technologies smoothly.

What is the difference between Linux System Administrator vs Network Administrator?

AspectLinux System AdministratorNetwork Administrator
CertificationsLinux+, LPIC, RHCSACompTIA Network+, Cisco CCNA
Work EnvironmentServers, data centers, cloud platformsNetworking hardware, routers, switches
ResponsibilitiesManaging Linux servers, scripting, securityConfiguring networks, troubleshooting connectivity
Industry UsageIT, hosting, cloud servicesTelecommunications, enterprise networks

While both roles involve IT infrastructure, a Linux System Administrator focuses on managing Linux servers and related software, whereas a Network Administrator specializes in maintaining and troubleshooting network hardware and connectivity. Both roles require specific certifications and are vital in ensuring smooth IT operations within organizations.

Are Linux System Administrators in high demand?

Linux System Administrators are in high demand due to the widespread use of Linux in servers, cloud infrastructure, and cybersecurity. Employers seek professionals with skills in scripting, networking, and system security, often requiring certifications like CompTIA Linux+ or RHCE.

How much do Linux system administrators make?

Linux system administrators typically earn between $60,000 and $100,000 annually, depending on experience, certifications, and location. Senior roles or those with specialized skills in scripting, networking, or cloud platforms can earn higher salaries. Entry-level positions generally start around $50,000 to $70,000.

Is a Linux System Administrator a good job?

A Linux System Administrator is a valuable role responsible for managing and maintaining Linux-based servers and infrastructure. It often requires skills in scripting, networking, and security, and can offer stable employment with opportunities for certification and career growth.
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Linux System Administrator jobs near you
Infographic showing various Linux System Administrator job openings in Manchester, NH as of August 2026, with employment types broken down into 93% Full Time, and 7% Contract. Highlights an 93% In-person, and 7% Remote job distribution, with an average salary of $105,413 per year, or $50.7 per hour.

Sr. Principal Linux Systems Administrator

Andover, MA • On-site

Raytheon
Guided Missile and Space Vehicle Manufacturing • 10K+ employees

8.2

Company rating: 8.2 out of 10

Based on 86 frontline employees who took The Breakroom Quiz

38th of 72 rated aerospace companies

People enjoy working here

Good employer

Recommended by students

Learn more about Raytheonexternal

Full-time

Re-posted 11 days ago

Job description

Job Summary:
Raytheon is the world's largest aerospace and defense company, focused on solving complex problems. The Sr. Principal Linux Systems Administrator will lead a team to support classified programs, developing and maintaining secure IT environments.
Responsibilities:
• Manage and optimize Red Hat Enterprise Linux infrastructure, ensuring reliable and secure IT operations.
• Act as a senior technical resource for the team to maintain confidentiality, integrity, and availability of assigned IT systems and applications.
• Partner with Cybersecurity teams to maintain compliance with security requirements and provide documentation, training, and guidance on advanced IT processes and procedures.
• Mentor and guide junior administrators across a broad range of responsibilities, including corrective and preventive maintenance, routine operational tasks, account management, and system performance tuning.
• Lead and contribute to technical meetings with internal teams and program stakeholders, providing technical guidance and best practice to ensure successful outcomes.
• Develop, document, and enforce system administration processes, standards, and best practices.
• Participate in Change Request reviews and serve on Change Management Boards at various program levels.
• Systems are operational 24x7 and occasionally require work effort beyond standard work hours.
• Travel to other US Domestic locations may be required as business needs dictate. Up to 10% per year.
Qualifications:
Required:
• Typically requires a bachelor’s degree or equivalent experience and minimum 8 years prior relevant experience, or an Advanced Degree in a related field and minimum 5 years’ experience.
• Advanced experience administering Red Hat Enterprise Linux environments
• Experience mentoring both individuals and teams.
• Must be able to obtain Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent) within a reasonable amount of time.
• Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
Preferred:
• Experience with any of the following technologies: VMware, Kubernetes, OpenShift, Podman, Infrastructure as Code (Terraform and/or Ansible), Windows administration.
• Scripting/coding proficiency (Python/Go/PowerShell/Bash)
• Experience supporting engineers in software, simulations, and hardware development.
• Experience working with NISPOM, JAFAN, JSIG, and/or DoD/RMF guidelines.
• Strong communication skills, with ability to influence and drive change with peers and leaders across the organization.
Company:
Raytheon, an RTX business, creates next-generation defense solutions that are smarter, faster and better than previously thought possible. Founded in 1948, the company is headquartered in Waltham, USA, with a team of 10001+ employees. The company is currently Late Stage.
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Industry

Guided missile and space vehicle manufacturing, it services, aerospace product and parts manufacturing and engineering professional services

Company size

10,000+ Employees

Headquarters location

Waltham, MA, US

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Benefits

Hours and flexibility

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