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Unix Linux System Engineer Jobs in Arizona (NOW HIRING)

Sarian, Inc.

Cloud Engineer

Phoenix, AZ · On-site

$54.25 - $72.50/hr

Windows 7/XP, UNIX, LINUX(ubuntu) Databases: Oracle 11g/10g/9i/8i, MS SQL Server, MYSQL-SQL&PL/SQL ... system configuration, deployment automation, and configuration drift management • Ability to ...

KollaSoft Inc

Sr Linux Engineers

Phoenix, AZ · On-site

Phoenix,AZ Duration: 12 Months Senior 10+ years of linux - build engineer's, guys that know how to ... scripting/automation - unix bash shel, python, chef Qualifications Bachelor's Additional ...

KollaSoft Inc

Sr Linux Engineers

Phoenix, AZ · On-site

Phoenix,AZ Duration: 12 Months Senior 10+ years of linux - build engineer's, guys that know how to ... scripting/automation - unix bash shel, python, chef Qualifications Bachelor's Additional ...

Symbotic

System Engineer

Buckeye, AZ · On-site

The System Engineer focuses on troubleshooting, maintaining, and stabilizing complex electro ... Working knowledge of SQL, Python, and Linux for diagnostics, log review, and system interaction.

Symbotic

System Engineer

Buckeye, AZ

The System Engineer focuses on troubleshooting,maintaining, and stabilizing complex electro ... Working knowledge of SQL, Python, and Linux for diagnostics, log review, and system interaction.

M9 Solutions

Network System Engineer

Scottsdale, AZ · On-site

$60K - $180K/yr

M9 Solutions is seeking a Network System Engineer to work onsite in support of a government ... One (1) year of experience as a computer systems manager/operator on Microsoft or LINUX-based ...

M9 Solutions

Network System Engineer

Scottsdale, AZ · On-site

$60K - $180K/yr

M9 Solutions is seeking a Network System Engineer to work onsite in support of a government ... One (1) year of experience as a computer systems manager/operator on Microsoft or LINUX-based ...

TEEMA

DevOps Engineer

Scottsdale, AZ · On-site

$53.25 - $73/hr

... Engineer with 2+ years of hands-on AWS experience * Hashicorp open source technologies such as ... Ability to use Unix/Linux command line programs and create/edit scripts. * Ability to deliver ...

Teema

DevOps Engineer

Scottsdale, AZ

$53.25 - $73/hr

... Engineer with 2+ years of hands-on AWS experience * Hashicorp open source technologies such as ... Ability to use Unix/Linux command line programs and create/edit scripts. * Ability to deliver ...

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Unix Linux System Engineer information

What does a Unix Linux system engineer do?

On a daily basis, Unix Linux System Engineers are responsible for monitoring system performance, managing server configurations, applying security patches, and troubleshooting any system-related issues. They often collaborate closely with network administrators, database administrators, and application developers to ensure that all systems are running efficiently and securely. Effective communication and documentation are key, as system changes or incidents usually require coordination across multiple IT teams to minimize downtime and maintain service continuity.

What is a Unix Linux system engineer?

Unix Linux System Engineers are IT professionals responsible for designing, implementing, managing, and troubleshooting Unix and Linux-based operating systems and servers. They ensure systems are running efficiently, securely, and are regularly updated. Their duties often include system monitoring, performance tuning, automation with scripts, backup management, and supporting users or other IT staff. They play a critical role in maintaining the backbone of many enterprise IT infrastructures.

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

AspectUnix Linux System EngineerNetwork Administrator
CertificationsLinux+, RHCE, CompTIA Server+CCNA, Network+
Work EnvironmentData centers, server rooms, cloud environmentsOffice networks, enterprise LAN/WAN
ResponsibilitiesServer setup, scripting, system optimizationNetwork configuration, troubleshooting, security
Industry UsageIT, cloud services, hosting providersCorporate, telecommunications, education

The Unix Linux System Engineer primarily focuses on managing and optimizing Unix/Linux servers and systems, while the Network Administrator handles network infrastructure and connectivity. Both roles require technical certifications and work in IT environments, but their core responsibilities differ—system engineering versus network management.

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

To thrive as a Unix/Linux System Engineer, you need strong expertise in Unix/Linux operating systems, scripting (such as Bash or Python), networking fundamentals, and a relevant degree or equivalent experience. Familiarity with configuration management tools like Ansible or Puppet, virtualization platforms, and certifications such as Red Hat Certified Engineer (RHCE) are highly valuable. Analytical problem-solving, attention to detail, and effective communication help you excel in diagnosing issues and collaborating with teams. These skills are essential for maintaining system reliability, optimizing performance, and ensuring secure, uninterrupted IT operations.
What are popular job titles related to Unix Linux System Engineer jobs in Arizona? For Unix Linux System Engineer jobs in Arizona, the most frequently searched job titles are:
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What cities in Arizona are hiring for Unix Linux System Engineer jobs? Cities in Arizona with the most Unix Linux System Engineer job openings:
Unix Linux System Engineer jobs near you
Infographic showing various Unix Linux System Engineer job openings in Arizona as of August 2026, with employment types broken down into 1% As Needed, 86% Full Time, 11% Part Time, and 2% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution.

Sr. Principal Systems Engineer - Signal and Sensor Modeling Engineer

Prattwhitney

Tucson, AZ • On-site

$120 - $150/hr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Posted 5 days ago

Job description

Job Details

Date Posted: 2026-05-07

Location: Tucson, AZ, USA (9020 S Rita Rd, BLDG 9020)

Position: Sr. Principal Systems Engineer – RF Signal and Sensor Modeling Engineer

Type: Onsite

Security Clearance: Secret (Interim required prior to start date, ability to obtain special program access after start). U.S. citizenship required.

Responsibilities
  • Champion novel solutions for advanced modeling techniques.
  • Develop new C++ models in an extensible and maintainable fashion.
  • Deploy EO or RF phenomenology and advanced physics principles in software implementation.
  • Enable customers’ success through adoption and utilization of modeling solutions.
  • Work efficiently inside an established software product across programming languages and build environments.
  • Research and develop novel EO or RF modeling solutions.
  • Coordinate with multiple development teams to prioritize and solve complex software and physics problems.
  • Mentor and share EO or RF expertise with the team.
Qualifications You Must Have
  • Bachelor’s degree in Engineering, Science, Physics, Mathematics, or a related STEM field.
  • Minimum of 10 years of relevant experience.
  • Experience applying object-oriented software design in C++, C, and using MATLAB or Python for evaluation of data sets.
  • Experience with UNIX/Linux, Apple OS, or Windows command line.
  • Experience in electro-optics or radar processing, EO/IR/RF systems, energy transport, radar physics, signal processing and/or discrimination algorithms.
  • Ability to obtain an Interim Secret U.S. government issued Security Clearance prior to start date.
Qualifications We Prefer
  • Advanced degree in Engineering, Science, Mathematics, or a related STEM field.
  • Experience with OpenGL, CUDA, or other GPU accelerated languages/architectures and scene generation/sensor modeling technologies.
  • Experience with electronic warfare modeling, developing signal processing algorithms for missile applications, signal & image processing, digital communications, or estimation theory, or AI/ML and training techniques.
  • Experience with real-time programming, software change management tools and processes, using and augmenting build systems (Make/CMake), and working with large production software environments.
  • Experience interfacing with adjacent engineering disciplines (Signal Processing, Systems Engineering, Hardware Engineering).
What We Offer

We offer relocation assistance for this position.

Benefits include medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, employee scholar program, parental leave, paid time off, and holidays. Additional benefits may include annual short-term and long-term incentive compensation programs, depending on level and collective bargaining agreements.

EEO Statement

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified individuals with a disability and protected veterans in compliance with Section503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

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