Software Engineer- Secret Clearance

Title: Cleared Software Engineer - Test Equipment Software

We are hiring onsite Software Engineers to support mission-critical defense manufacturing and engineering test environments in Tucson, AZ. This role is focused on developing Windows-based software applications, libraries, and instrument drivers used to support advanced production lines, engineering labs, and test equipment systems.

This is a strong fit for a software engineer who enjoys hands-on technical work, hardware-connected software, troubleshooting, and building applications that support real engineering and production environments. Candidates should be comfortable working with C++, C#, Microsoft Visual Studio, Windows operating systems, and cross-functional engineering teams.

This posting includes both mid-level and senior/principal-level openings. Candidates will be considered for the level that best matches their experience.

Location: Tucson, AZ

Schedule: 1st shift, onsite

Contract Type: Renewable one-year contract with potential to extend multiple years or convert to permanent

Contract Classification: Non-exempt contract

Openings: 4 total

Citizenship: U.S. Citizen required

Clearance: Active Secret clearance

Pay Rate: Estimated $105.25 to $123.50/hour, based on experience and level fit

Benefits

Eligible CRG contract employees may have access to the following benefits after 30 days of employment:

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• Medical coverage
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• Dental coverage
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• Vision coverage
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• Weekly pay
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• Direct deposit
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• Referral bonus opportunities
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• Support from CRG recruiting and account management throughout the assignment
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• 401(k) eligibility after 12 months as a CRG employee
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Arizona Sick Time

Arizona sick time accrues up to 40 hours per year, equal to 5 eight-hour days per year, based on a full-time schedule.

No per diem or relocation assistance is provided. Candidates must be able to work onsite in Tucson, AZ.

Responsibilities

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• Design, develop, integrate, and maintain object-oriented software applications using C++, C#, Microsoft Visual Studio, and Windows OS.
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• Build software applications, libraries, tools, and instrument drivers used in engineering and production test environments.
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• Troubleshoot software, instrumentation, and test equipment issues.
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• Support factory, lab, production, and engineering teams with software used to develop, test, and maintain complex defense products.
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• Develop and derive requirements for software products.
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• Work in a multi-discipline engineering environment with software, hardware, systems, test, and production teams.
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• Prioritize multiple software engineering tasks and support project deadlines.
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• For senior/principal-level candidates, provide technical leadership and mentor junior software engineers.
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Qualifications

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• U.S. Citizenship required.
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• Active Secret clearance
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• Bachelor’s degree in STEM or equivalent technical experience.
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• C++ experience required.
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• C#, Microsoft Visual Studio, and Windows application development strongly preferred.
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• Experience with test equipment, instrumentation, instrument drivers, automated test, factory support, production support, or engineering lab software.
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• Ability to work onsite full time in Tucson, AZ.
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Level Differences

Software Engineer II Fit

A Software Engineer II candidate should typically have:

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• 2+ years of professional software engineering experience, or an advanced STEM degree.
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• Hands-on experience with C++, C#, Visual Studio, or Windows-based software.
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• Ability to contribute as part of an engineering team with guidance from senior engineers.
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• Some exposure to test equipment, instrumentation, lab systems, production support, or hardware-connected software.
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This candidate is qualified for the lower-level opening if they can code, troubleshoot, learn the test equipment environment, and work effectively with senior engineers.

Software Engineer IV / Principal Fit

A Software Engineer IV / Principal-level candidate should typically have:

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• 8+ years of professional software engineering experience, or 5+ years with an advanced STEM degree.
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• Strong C++, C#, Visual Studio, and Windows application development experience.
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• Direct experience supporting test equipment, instrument drivers, factory systems, engineering tools, production software, or hardware-connected applications.
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• Ability to work independently, solve complex technical problems, and mentor junior engineers.
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• Stronger requirements development, integration, troubleshooting, and cross-functional leadership experience.
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This candidate is qualified for the higher-level opening if they can lead technical work, mentor others, own larger software problems, and support production/test equipment systems with limited handholding.