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Systems Engineer Iii Jobs (NOW HIRING)

XSITE LLC

Systems Engineer III

San Diego, CA · On-site

$147K - $161K/yr

Systems Engineer III Level: Senior Location: San Diego, CA Telework: Hybrid remote/onsite, with typical set schedule at Government facility Travel: Salary: $$147,000-$161,000 XSITE LLC is looking for ...

XSITE LLC

Systems Engineer III

San Diego, CA · On-site

$147K - $161K/yr

Systems Engineer III Level: Senior Location: San Diego, CA Telework: Hybrid remote/onsite, with typical set schedule at Government facility Travel: Salary: $$147,000-$161,000 XSITE LLC is looking for ...

Epitec

Systems Engineer 3

Chillicothe, IL · On-site

$45 - $49/hr

Job #104399 Systems Engineer III Location: Mossville, IL (Onsite) Compensation: $45-$49/hour Caterpillar is seeking a Systems Engineer III to support the development and integration of advanced ...

Think Tank, Inc.

Systems Engineer III

Silver Spring, MD · On-site +1

The Systems Engineer III will provide advanced engineering and systems engineering support to the NOAA by applying disciplined engineering processes to the planning, design, integration, and life ...

Judge Group, Inc.

Systems Engineer 3

Warner Robins, GA · On-site

Our client is currently seeking a Systems Engineer 3 Job Code: 6K8CI3-Systems Engineer 3 Work Location: Warner Robins, GA Shifts: 1st shift : 7:00 AM - 4:00 PM Position Responsibilities: - Supports ...

Saalex

Systems Engineer III

San Diego, CA · On-site

$110K - $180K/yr

Saalex Corporation is seeking multiple Systems Engineer III in Tidewater, VA and San Diego, CA. Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test Range ...

Saalex

$110K - $180K/yr

Saalex Corporation is seeking multiple Systems Engineer III in Tidewater, VA and San Diego, CA. Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test Range ...

Saalex

Systems Engineer III

San Diego, CA · On-site

$110K - $180K/yr

Saalex Corporation is seeking multiple Systems Engineer III in Tidewater, VA and San Diego, CA. Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test Range ...

Saalex

$110K - $180K/yr

Saalex Corporation is seeking multiple Systems Engineer III in Tidewater, VA and San Diego, CA. Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test Range ...

TekWissen ®

Systems Engineer III

Seattle, WA · On-site

Systems Engineer III Location: Seattle, WA 98109 Duration: 2 Months Job Type: Temporary Assignment Work Type: Onsite Payrate:$ 80.00 - 80.00/hr. Overview: TekWissen is a global workforce management ...

Ucf

Systems Engineer III

Orlando, FL · On-site

$75K - $94K/yr

The Systems Engineer III is a mid-to-senior level role responsible for designing, building, and maintaining enterprise systems that support infrastructure and security. This position requires ...

Chipton Ross

Systems Engineer 3

Canoga Park, CA · On-site

$82.60/hr

Job #218238 Chipton-Ross is seeking a Systems Engineer 3 for an onsite contract opening in Canoga Park, CA. REQUIREMENTS At least 4 years of relevant industry experience in systems engineering ...

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How much do systems engineer iii jobs pay per year?

As of Jun 24, 2026, the average yearly pay for systems engineer iii in the United States is $127,215.00, according to ZipRecruiter salary data. Most workers in this role earn between $98,000.00 and $157,000.00 per year, depending on experience, location, and employer.

How does a Systems Engineer III typically collaborate with other IT teams and departments?

As a Systems Engineer III, you will frequently collaborate with network administrators, software developers, and cybersecurity teams to ensure seamless integration and optimal performance of IT systems. You may participate in cross-functional meetings to troubleshoot complex issues, coordinate system upgrades, and develop solutions that align with organizational goals. Effective communication and teamwork are essential, as you’ll often serve as a technical liaison between different departments, translating requirements and ensuring that system changes do not disrupt business operations.

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

To thrive as a Systems Engineer III, you need advanced knowledge of systems architecture, troubleshooting, and integration, usually supported by a degree in computer science or a related field and several years of relevant experience. Familiarity with tools such as VMware, Linux/Windows server environments, scripting languages (e.g., Python, PowerShell), and certifications like CompTIA Security+, Microsoft Certified: Azure Solutions Architect, or Cisco CCNP are typically required. Strong problem-solving, analytical thinking, and effective communication skills help you collaborate across teams and address complex technical challenges. These skills are essential for designing, maintaining, and optimizing reliable IT systems that support organizational goals.

What engineers make $300,000 a year?

Senior-level engineers such as Software Engineers, Data Engineers, and Systems Engineers with extensive experience, specialized skills, and often advanced certifications can earn $300,000 or more annually, especially in high-cost-of-living areas or within certain industries like technology or finance. Compensation typically includes base salary, bonuses, and stock options, and reaching this level usually requires several years of experience and a strong track record of performance.

What are Systems Engineer III?

A Systems Engineer III is an experienced professional responsible for designing, implementing, and maintaining complex systems within an organization. They typically work with both hardware and software to ensure that all system components function together seamlessly. This role often involves troubleshooting, optimizing system performance, and leading projects or mentoring junior engineers. Systems Engineer III positions usually require several years of experience and a strong understanding of systems architecture, integration, and security.

What engineer makes $500,000 a year?

While most systems engineers earn significantly less, senior or specialized roles such as Principal Systems Engineer or Lead Systems Engineer at large tech companies can reach or exceed $500,000 annually, especially with bonuses, stock options, and extensive experience. These positions typically require advanced skills, certifications, and years of experience in complex systems design and management.

What is a systems engineer III?

A Systems Engineer III is a senior-level technical professional responsible for designing, implementing, and maintaining complex systems and infrastructure. They often lead projects, troubleshoot advanced issues, and may require specialized certifications or experience with tools like network protocols, scripting, and system architecture. This role typically involves greater responsibility and expertise than lower-level engineering positions.

Is ISE a good major?

Systems Engineer III is a senior technical role that typically requires a strong background in systems design, networking, and troubleshooting, often supported by a degree in computer engineering, information systems, or related fields. While ISE (Information Systems Engineering) can provide relevant knowledge, success in this role also depends on practical experience, certifications, and technical skills. A major in ISE can be beneficial but is not the sole factor for career advancement in systems engineering.
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Systems Engineer III

XSITE LLC

San Diego, CA • On-site

$147K - $161K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 21 days ago

Job description

Position: Systems Engineer III
Level: Senior

Location: San Diego, CA

Telework: Hybrid remote/onsite, with typical set schedule at Government facility

Travel: <10%

Salary: $$147,000-$161,000

XSITE LLC is looking for a Systems Engineer III to join our team in San Diego, CA to support the PMW/A 170 office/contract.

We are Service-Disabled Veteran-Owned company headquartered in San Diego. We provide full spectrum systems and systems-of-systems engineering and integration services and solutions for space, C5ISR, cyber and enterprise information systems. Our core capabilities include AI/ML, Software Development & Sustainment, Systems Engineering (including MBSE), and Modeling & Simulation.

Position Overview:

We are seeking a Systems Engineer III to support the development and integration of software, web, and hardware-based systems from initial specifications through final implementation and maintenance. In this role, you will oversee systems engineering activities across the development lifecycle and support the integration of network operating systems, application programs, and hardware devices to ensure reliable and effective system performance. The successful candidate will contribute to specification development, design, coding, testing, and maintenance activities for resilient and sophisticated systems, including systems operating in networked and web-based environments.

Responsibilities of this position include, but are not limited to:

  • Support the development and integration of software, web, and hardware products frominitialspecifications through rollout and maintenance.
  • Integrate various network operating systems, application programs, and hardware devices to ensure compatibility, functionality, and resilient system performance.
  • Participate in systems engineering activities across the development lifecycle, including specification, design, coding, testing, implementation, and maintenance.
  • Analyze system requirements and technical issues to support the development of effective engineering solutions.
  • Prepare andmaintaintechnical documentation, reports, and engineering artifacts related to system development and integration efforts.
  • Coordinate with cross-functional teams to support system design, interface alignment, technical planning, and problem resolution.
  • Contribute to technical reviews, engineering discussions, and other meetings related to system development and integration activities.

Required Qualifications:

  • Bachelor’s degree in an Engineering discipline.
  • Seven (7) years of professional experience integrating various network operating systems, application programs, and hardware devices.

Why XSITE LLC?

Best-in-Class Benefits & Work–Life Balance

  • Industry leading PTO package, starting at 15+ days annually.
  • Seven (7) paid company holidaysannually, including New Year’s Day, Memorial Day, Independence Day, Labor Day, Veterans Day, Thanksgiving Day, and Christmas Day.
  • 100% employer-paid employee coveragefor Medical, Dental, Vision, and Basic Life Insurance.Employees enrolled in XSITE’sHigh DeductibleHealth Plan (HDHP) are also eligible for aHealth Savings Account (HSA)with employer contributions.
  • Eligibility toparticipatein XSITE’s401(k) retirement planwith up to a 6% employer match.
  • Eligibility to receivetuition reimbursementofup to $5,250per year for job-related education.
  • University of San DiegoEducation Benefitsof 10% tuition discount on select online degree programs and 25% discount on certificate programs.
  • Cell Phone Stipend.
  • Hybrid work environment.
  • As well asemployeeadd on benefitsoffered via ADP.

Stability & Long-Term Growth

  • Prime contract holderwith long-term stability
  • Mentor-Protégé JVpartnership with a major defense company

Career Advancement

  • Rapid growth (300% YoY) with opportunities forleadership and upward mobility.