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Linux Systems Administrator Jobs in Manchester, NH

BAE Systems

Systems Admin Prin

Merrimack, NH · On-site

$118K - $200K/yr

In this Principal Linux Administrator position you will make impacts in the following ways; * Administer patch management for RHEL-based Linux systems, including vulnerability scanning, patch ...

BAE Systems

Systems Admin Prin

Manchester, NH · On-site

$118K - $200K/yr

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 ...

St Mary's Bank

Systems Administrator I

Manchester, NH · On-site

Overview Under the direction of the IT Manager, the Systems Administrator I is responsible for ... Support Microsoft Windows and LINUX servers within a VMWare virtualization environment including ...

BAE Systems

Systems Admin II

Nashua, NH · On-site

$79K - $134K/yr

... administrator. * Proficiency in Active Directory, including user/group management, OU structure, and GPOs. * Hands-on experience with desktop system support (Windows OS, Red Hat Linux) and endpoint ...

All Systems Plus

Systems Administrator I

Pembroke, NH · On-site

We are seeking a dependable and technically skilled Systems Administrator to support the daily operation, maintenance, and improvement of our IT infrastructure across corporate and remote locations.

BAE Systems

Systems Admin Prin

Hudson, NH · On-site

$118K - $200K/yr

Build, configure, administer and troubleshoot Windows (and Linux) servers and user workstation ... Document system configuration for new and existing systems. * Perform VCSA (vCenter Server ...

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All JobsLinux Systems Administrator JobsLinux Systems Administrator Jobs in Manchester, NH

Linux Systems Administrator information

See Manchester, NH salary details

$20

$51

$75

How much do linux systems administrator jobs pay per hour?

As of Jul 29, 2026, the average hourly pay for linux systems administrator in Manchester, NH is $51.74, according to ZipRecruiter salary data. Most workers in this role earn between $40.91 and $62.21 per hour, depending on experience, location, and employer.

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

AspectLinux Systems AdministratorNetwork Administrator
CertificationsLinux+, LPIC, RHCSACompTIA Network+, Cisco CCNA
Work EnvironmentServer management, Linux environments, data centersNetwork infrastructure, routers, switches, LAN/WAN
ResponsibilitiesManaging Linux servers, scripting, securityConfiguring networks, troubleshooting connectivity

The Linux Systems Administrator primarily focuses on managing Linux servers, ensuring system security, and automating tasks. In contrast, the Network Administrator handles network infrastructure, maintaining connectivity, and configuring network devices. Both roles require technical certifications and work in IT environments, but their core responsibilities differ in scope and focus.

What are Linux Systems Administrators?

Linux Systems Administrators are IT professionals responsible for installing, configuring, maintaining, and supporting Linux-based servers and systems. They manage user accounts, ensure system security, monitor performance, and troubleshoot hardware and software issues. Their role often involves automating tasks, applying patches and updates, and ensuring the reliable operation of critical applications. Linux Systems Administrators play a key part in keeping an organization's IT infrastructure running smoothly and securely.

What are some common challenges Linux Systems Administrators face when managing large-scale server environments?

Linux Systems Administrators often encounter challenges such as maintaining system security across multiple servers, ensuring high availability, and managing configuration consistency. Troubleshooting network or hardware issues in a large environment can be complex, especially when minimizing downtime is critical. Additionally, keeping software and kernel updates synchronized without disrupting services requires careful planning and automation. Collaboration with development, security, and operations teams is crucial to address these challenges efficiently.

What are the key skills and qualifications needed to thrive as a Linux Systems Administrator, and why are they important?

To thrive as a Linux Systems Administrator, you need a deep understanding of Linux operating systems, networking concepts, and scripting languages like Bash or Python, usually supported by a relevant degree or certifications such as CompTIA Linux+ or Red Hat Certified System Administrator (RHCSA). Familiarity with tools like Ansible, Docker, Kubernetes, and system monitoring platforms is typically required. Strong problem-solving abilities, attention to detail, and effective communication skills help you excel in troubleshooting and collaborating with IT teams. These skills are crucial for ensuring secure, stable, and high-performing IT infrastructure that supports business operations.
What are popular job titles related to Linux Systems Administrator jobs in Manchester, NH? For Linux Systems Administrator jobs in Manchester, NH, the most frequently searched job titles are:
What job categories do people searching Linux Systems Administrator jobs in Manchester, NH look for? The top searched job categories for Linux Systems Administrator jobs in Manchester, NH are:
Linux Systems Administrator jobs near you
Infographic showing various Linux Systems Administrator job openings in Manchester, NH as of July 2026, with employment types broken down into 1% As Needed, 88% Full Time, 8% Part Time, 1% Temporary, and 2% Contract. Highlights an 93% Physical, 3% Hybrid, and 4% Remote job distribution, with an average salary of $107,618 per year, or $51.7 per hour.

Sr. Principal Linux Systems Administrator

Raytheon

Andover, MA • On-site

Full-time

Posted 10 days ago

Raytheon rating

9.0

Company rating: 9.0 out of 10

Based on 98 frontline employees who took The Breakroom Quiz

5th of 536 rated manufacturers

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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