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Senior Linux Systems Engineer Jobs in Delaware (NOW HIRING)

Sallie Mae

Senior Engineer II

Newark, DE · On-site

$102K - $140K/yr

Job Title: Senior Engineer II Job Location: 300 Continental Drive, Newark, DE 19713 Job Type ... Design, build, and maintain scalable systems, services, or infrastructure components. * Make ...

Sallie_mae

Senior Engineer II

Newark, DE · Hybrid

$102K - $140K/yr

Job Title: Senior Engineer II Job Location: 300 Continental Drive, Newark, DE 19713 Job Type ... Design, build, and maintain scalable systems, services, or infrastructure components. * Make ...

New

Sallie Mae Bank

Senior Engineer II

Newark, DE · On-site

$102K - $140K/yr

Job Title: Senior Engineer II Job Location: 300 Continental Drive, Newark, DE 19713 Job Type ... Design, build, and maintain scalable systems, services, or infrastructure components. * Make ...

New

CSS Tec

IT Systems Manager

Newark, DE · On-site

$120K - $150K/yr

The IT Systems Manager will serve as a senior technical resource who influences tool selection ... Oversee and support enterprise infrastructure environments including Windows, Linux, virtualization ...

CEDENT

Sr UI Developer

Wilmington, DE · On-site

$58.25 - $75.50/hr

As a Senior UI Developer, you will play a pivotal role in the design, development, and maintenance ... Bachelor's degree in Computer Science, Systems Engineering, or related field, or equivalent ...

GREENMAN-PEDERSEN INC.

Senior Traffic Engineer

Milford, DE

$100K - $138K/yr

GPI is seeking a Senior Traffic Engineer to grow and lead our traffic engineering discipline in the ... system projects throughout the United States for over 50 years. Ranked in the Top 100 Firms by ...

Delmarva Power

Sr Engineer

Wilmington, DE · On-site

$101K - $139K/yr

Primary Purpose PRIMARY PURPOSE OF POSITION The Senior Engineer provides technical leadership in ... Leading advanced electric, gas, and/or communications system performance analysis and outage ...

Delmarva Power

Sr Engineer

Wilmington, DE · On-site

$101K - $139K/yr

PRIMARY PURPOSE OF POSITION The Senior Engineer provides technical leadership in the planning ... Leading advanced electric, gas, and/or communications system performance analysis and outage ...

Delmarva Power

Sr Engineer

Wilmington, DE · On-site

$101K - $139K/yr

PRIMARY PURPOSE OF POSITION The Senior Engineer provides technical leadership in the planning ... Leading advanced electric, gas, and/or communications system performance analysis and outage ...

Greenman-Pedersen, Inc.

Senior Traffic Engineer

Milford, DE · On-site

$100K - $138K/yr

Description GPI is seeking a Senior Traffic Engineer to grow and lead our traffic engineering ... system projects throughout the United States for over 50 years. Ranked in the Top 100 Firms by ...

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Showing results 41-60

All JobsLinux Systems Engineer JobsSenior Linux Systems Engineer JobsSenior Linux Systems Engineer Jobs in Delaware

Senior Linux Systems Engineer information

See Delaware salary details

$100.6K

$128K

$158.6K

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

As of Aug 14, 2026, the average yearly pay for senior linux systems engineer in Delaware is $128,037.00, according to ZipRecruiter salary data. Most workers in this role earn between $118,100.00 and $138,100.00 per year, depending on experience, location, and employer.

What does a senior Linux systems engineer do?

A Senior Linux Systems Engineer is responsible for designing, implementing, and maintaining complex Linux-based systems and servers within an organization. Their duties often include configuring system architecture, ensuring system security and reliability, automating processes with scripting, and troubleshooting advanced issues. They may also mentor junior engineers, manage large-scale deployments, and contribute to planning the IT infrastructure. This role requires deep expertise in Linux operating systems, networking, and system optimization.

How does a senior Linux systems engineer typically collaborate with development and security teams?

A Senior Linux Systems Engineer often works closely with development teams to ensure that infrastructure is tailored to the needs of applications, facilitating smooth deployments and resolving compatibility issues. Collaboration with security teams is also essential, as they help implement and maintain system hardening, intrusion detection, and compliance with security policies. Regular meetings, ticketing systems, and cross-functional project planning are common ways these teams work together to ensure system reliability, security, and performance.

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

AspectSenior Linux Systems EngineerLinux Systems Administrator
CertificationsLinux Professional Institute Certification (LPIC), RHCELPIC, RHCE often preferred
Work EnvironmentDesigning, implementing, and optimizing Linux infrastructureMaintaining, monitoring, and supporting Linux systems
ResponsibilitiesAdvanced system architecture, scripting, troubleshooting complex issuesRoutine system setup, updates, user management
Industry UsageTech companies, data centers, cloud providersEnterprises, hosting providers, IT departments

The main difference is that Senior Linux Systems Engineers focus on designing and optimizing Linux infrastructure, while Linux Systems Administrators handle daily maintenance and support tasks. The engineer role involves more strategic planning and complex problem-solving, whereas the administrator role emphasizes operational support and system stability.

What are the key skills and qualifications needed to thrive as a senior Linux systems engineer, and why are they important?

To thrive as a Senior Linux Systems Engineer, you need expert-level knowledge of Linux/Unix systems administration, scripting languages (such as Bash or Python), and a degree in computer science or a related field. Familiarity with configuration management tools (like Ansible or Puppet), cloud platforms (AWS, Azure), and relevant certifications (e.g., RHCE, LFCS) are highly valued. Strong problem-solving abilities, effective communication, and the ability to mentor junior engineers distinguish top performers in this role. These skills and qualities are vital for ensuring system reliability, optimizing performance, and driving team success in complex IT environments.

What cities in Delaware are hiring for Senior Linux Systems Engineer jobs?

Cities in Delaware with the most Senior Linux Systems Engineer job openings:

What are popular job titles related to Senior Linux Systems Engineer jobs in DE?

For Senior Linux Systems Engineer jobs in DE, the most frequently searched job titles are:

Senior Linux Systems Engineer jobs near you
Infographic showing various Senior Linux Systems Engineer job openings in Delaware as of August 2026, with employment types broken down into 85% Full Time, 9% Part Time, 5% Contract, and 1% Nights. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution, with an average salary of $128,037 per year, or $61.6 per hour.

Senior Engineer II

Sallie Mae

Newark, DE • On-site

$102K - $140K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 4 days ago

Sallie Mae rating

7.6

Company rating: 7.6 out of 10

Based on 7 frontline employees who took The Breakroom Quiz

Job description

When you join Sallie Mae, you become a champion for all students.
We're on a mission to power confidence as students begin their unique journey. To help them plan their higher education, successfully finish, and prepare for life after school. To help them Start smart. Learn big.
Students need guidance navigating this important time in their life. They need someone who acknowledges that their education path is unique. They need a partner willing to evolve and not only meet but surpass their expectations. We're changing. Because students need a better way.
We're looking for people who are excited to drive this transformation. To break barriers and think of new ways to adapt, help, and create better experiences for students-and for each other.
This is where diverse backgrounds, beliefs, and perspectives matter. It's where you're empowered to bring your authentic self to work.
Feeling your best allows you to do your best. Our benefits take care of the whole you-from physical and mental to financial and professional. You'll get opportunities to further your education and career, support for you and your family (including your pets!), paid time off to volunteer for the things that matter to you, and more.
We're obsessed with impact and making a real difference. For us, that means putting relationships first, asking "why not?" when tackling challenges, and continuously learning new skills.
Come do more than join something, change something. For students, for future generations, for the future of education.
Employer: SMB IT, Inc.
Job Title: Senior Engineer II
Job Location: 300 Continental Drive, Newark, DE 19713
Job Type: Full-time, 40 hours per week, Monday-Friday
Duties:
  • Responsible for driving critical technical initiatives and contributing significantly to system design and implementation.
  • Design, build, and maintain scalable systems, services, or infrastructure components.
  • Make architectural decisions with long-term impact.
  • Take ownership of features and projects end-to-end.
  • Lead cross-functional technical initiatives with minimal oversight.
  • Conduct code reviews with an emphasis on quality, performance, and maintainability.
  • Tackle complex, ambiguous technical challenges with structured thinking and pragmatic solutions.
  • Work closely with product managers, designers, and other engineers to deliver thoughtful and impactful solutions.
  • Hybrid work permitted up to 3 days per week within a reasonable commuting distance of Newark, Delaware.

Requirements:
Bachelor's degree in Computer Science, Information Systems Technologies-Management and Management Information Systems, or related field of study and five (5) years of experience as a System Engineer, Planning Engineer, Business Analyst, or related role where required experience was gained. Also requires 5 years of experience in the following:
  • Computer science fundamentals, system design, and architecture;
  • One or more modern programming languages such as Python, Java, Go, or TypeScript;
  • Designing and deploying production-quality systems at scale;
  • Technology Product Ownership, operating Azure Dev Ops technology for management of team project delivery, dependencies and solution effort estimates;
  • Development of technical business requirements in support of solution delivery; and
  • Development of Data ERD diagrams to track data lineage across multiple systems.

CONTACT: Send resume to TA@salliemae.com and reference job title and location.
Feeling your best helps you do your best:
Our benefits take care of the whole you-so you can build your work around your life (not the other way around!).
  • Competitive base salaries
  • Bonus incentives
  • Generous PTO, Floating Holidays and 12 Federal Holidays observed
  • Support for financial-well-being and retirement 401k with employer match
  • Comprehensive medical, dental, vision, hospital indemnity, critical illness, pet insurance and more
  • Employer paid short-term/long-term disability and basic life insurance
  • Flexible hybrid working arrangements.
  • Paid parental leave and adoption reimbursement programs
  • Free access to on-site staffed fitness centers (in Delaware) and gym subsidy (for locations outside Delaware)
  • Confidential counseling support (EAP), Health Advocacy services and Wellness program with financial incentives
  • Tuition Reimbursement and Family Scholarship Programs
  • Career development and training opportunities

Not the right fit? Let us know you're interested in a future opportunity by clicking Introduce Yourself in the top-right corner of the page or create an account to set up email alerts as new job postings become available that meet your interest!
Sallie Mae is proud to be an equal opportunity (EEO) employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, sexual orientation, national origin, age, genetic information, gender identity, disability, Veteran status or any other characteristic protected by federal, state or local law. Click here to view the U.S. Pay Transparency Policy, here for federal job applicant notices, and here to view the California Employee Privacy Notice.
Reasonable accommodations are available for applicants with disabilities in all phases of the application and employment process. To request an accommodation please call (855) 756-2007 and choose option 9. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodations.

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