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Senior Linux System Engineer Jobs in Bethesda, MD

MANTECH

Senior Linux System Administrator

Laurel, MD · On-site

Demonstrated experience in planning and leading Systems Engineering efforts is required. * Must be proficient with troubleshooting in a Linux Red Hat environment. * Extensive experience with VMWare

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Senior Linux System Engineer information

See Bethesda, MD salary details

$107.6K

$136.9K

$169.6K

How much do senior linux system engineer jobs pay per year?

As of Sep 6, 2026, the average yearly pay for senior linux system engineer in Bethesda, MD is $136,915.00, according to ZipRecruiter salary data. Most workers in this role earn between $126,300.00 and $147,700.00 per year, depending on experience, location, and employer.

What does a senior Linux system engineer do?

A Senior Linux System Engineer is responsible for designing, implementing, maintaining, and troubleshooting Linux-based systems and servers within an organization. They ensure the reliability, security, and optimal performance of these systems, often leading projects and mentoring junior engineers. Their tasks may include automation, scripting, system updates, monitoring, and responding to incidents. They also collaborate with other IT teams to support business needs and implement best practices for system administration.

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

To thrive as a Senior Linux System Engineer, you need deep expertise in Linux operating systems, scripting (such as Bash, Python, or Perl), system architecture, and a relevant degree or equivalent experience. Familiarity with configuration management tools (like Ansible or Puppet), virtualization platforms, cloud services, and certifications such as RHCE or LPIC are highly valued. Strong problem-solving, collaboration, and communication skills help you efficiently manage complex environments and mentor junior staff. These capabilities are crucial for ensuring system stability, security, and scalability in mission-critical IT infrastructures.

What are some common challenges a senior Linux system engineer faces when managing large-scale server environments?

Senior Linux System Engineers often encounter challenges related to maintaining system uptime, managing complex configurations, and ensuring security across a large number of servers. Troubleshooting issues in distributed environments, automating repetitive tasks, and keeping systems up-to-date with the latest patches are also frequent responsibilities. Collaboration with development, security, and networking teams is essential to resolve cross-functional issues and implement new solutions efficiently. Staying current with evolving technologies and best practices is key to overcoming these challenges and excelling in the role.

What is the difference between Senior Linux System Engineer vs Linux System Administrator?

AspectSenior Linux System EngineerLinux System Administrator
CertificationsLinux Professional Institute Certification (LPIC), RHCELPIC, RHCE often preferred
Work EnvironmentDesigning, implementing, and optimizing Linux infrastructureMaintaining and supporting existing Linux systems
ResponsibilitiesAdvanced troubleshooting, system architecture, scriptingSystem setup, user management, routine maintenance

The Senior Linux System Engineer typically focuses on designing and optimizing Linux environments, requiring advanced skills and certifications. In contrast, the Linux System Administrator handles daily maintenance and support tasks. Both roles often require similar certifications and work in similar environments, but their responsibilities differ in scope and complexity.

What are popular job titles related to Senior Linux System Engineer jobs in Bethesda, MD?

For Senior Linux System Engineer jobs in Bethesda, MD, the most frequently searched job titles are:

What job categories do people searching Senior Linux System Engineer jobs in Bethesda, MD look for?

The top searched job categories for Senior Linux System Engineer jobs in Bethesda, MD are:

What cities near Bethesda, MD are hiring for Senior Linux System Engineer jobs?

Cities near Bethesda, MD with the most Senior Linux System Engineer job openings:

Senior Linux System Engineer jobs near you
Infographic showing various Senior Linux System Engineer job openings in Bethesda, MD as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 14% Part Time, and 2% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $136,915 per year, or $65.8 per hour.

Sr. Linux System Administrator / System Engineer

Red Arch Solutions

Annapolis Junction, MD • On-site

Full-time

Medical, Retirement, PTO

Re-posted 12 days ago

Job description

**An active TS/SCI with Polygraph is required for this position **
 Position Overview

We are seeking a highly experienced Senior Linux System Administrator / System Engineer to support a high-visibility mission environment within the Intelligence Community. This role requires deep expertise in Linux system administration, virtualization, automation, and security compliance, along with the ability to operate in a fast-paced, mission-critical setting.


Key Responsibilities
  • Administer, maintain, and optimize Linux-based systems (RHEL/CentOS) in a secure enterprise environment
  • Support mission-critical infrastructure with a focus on availability, performance, and security
  • Create, configure, and manage VMware virtual machines
  • Install, configure, and maintain JBoss application environments
  • Implement automation solutions using Ansible, Terraform, or similar tools
  • Perform system monitoring, troubleshooting, and root cause analysis
  • Support security compliance initiatives and system hardening efforts
  • Collaborate with cross-functional teams across storage, networking, and security domains
  • Provide support for 24x7 operations, including on-call and after-hours response

Required Qualifications
  • 10+ years of experience as a Linux System Administrator/Engineer
  • Active TS/SCI with Polygraph.
  • Strong expertise with Linux (RHEL/CentOS) environments
  • Experience with VMware VM creation, configuration, and operations
  • Security+ Certification (required)
  • Experience supporting IC (Intelligence Community) mission environments

Highly Desired Qualifications
  • Active or recent SYS3 Privileged Access
  • Extensive experience with JBoss installation, configuration, and administration
  • Hands-on experience with automation tools such as Ansible or Terraform
  • Storage systems and administration
  • Networking fundamentals and infrastructure support
  • Security compliance and auditing
  • Authentication systems
  • Scripting with Shell and/or Python
  • Physical server administration
  • Experience with Oracle Database and potential DBA exposure
  • Familiarity with JSON (JavaScript Object Notation)
Salary range for this position: $151,000 - $170,000 #CJ 

The Red Arch Solutions pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Determination of official compensation or salary relies on several factors including, but not limited to, level of position, job responsibilities, geographic location, scope of relevant work experience, educational background, certifications, contract-specific affordability, organizational requirements, alignment with local internal equity as well as alignment with market data.

Red Arch Solutions Benefits Snapshot:

  • 100% paid employee healthcare premiums. CareFirst Advantage Best in Class Benefits.
  • HaloScripts Concierge prescription medication service
  • Generous PTO.
  • 10 % 401K 6% match vested day one and up to 4% profit sharing contribution.
  • Annualized bonus compensation.
  • Spot bonuses for hard work.
  • Tuition reimbursement.
  • 529 College Saving Plan.
  • College Loan Pay Back Program.
  • 11 Paid Federal Holidays
  • Generous Referral Bonuses.

Red Arch Solutions provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.

Have more questions about Red Arch? Email us at Careers@RedArchSolutions.com

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