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I3 Jobs (NOW HIRING)

Overview i3 is seeking a Mid Level - Senior Test Engineer to join our experts in developing systems and solutions that keep our world safe. Responsibilities * Perform test planning, monitoring, and ...

Locating Technician

Saint Peters, MO ยท On-site

$18 - $23/hr

Utility Locating Technicians protect underground i3 Broadband fiber-optic utilities from damage during projects involving digging or excavation. Utility locators pinpoint the paths of cables and ...

Apply Early

Machinist

Washington, DC ยท On-site

$31.73 - $51.44/hr

Overview i3 has an exciting opportunity for a Machinist to support the Naval Research Laboratory, Tactical Electronic Warfare Division. The TEWD's purpose is to protect the warfighter from emerging ...

Locating Technician

East Peoria, IL ยท On-site

$18 - $23/hr

Utility Locating Technicians protect underground i3 Broadband fiber-optic utilities from damage during projects involving digging or excavation. Utility locators pinpoint the paths of cables and ...

Apply Early

Overview i3 is seeking a detail-oriented and proactive Senior Test Engineer to support testing activities and create documentation as part of a cross-functional team in a fast-paced environment ...

Overview i3 is looking for a Solution-Level Software System Engineer to join our team to support the PAE Fires Integrated Fires Mission Command (IFMC) Project Office. The candidate in this role will ...

Overview Integration Innovation, Inc. (i3) is seeking a motivated SME level AI/Machine Learning Engineer to support the Defense Intelligence Agency (DIA) Enterprise Data Management & Analytics (EDMA ...

Overview i3 is seeking a Mid-Level Network Administrator. The successful candidate should have a thorough knowledge of network architecture, design, implementation, and support. The candidate must be ...

Locating Technician

East Peoria, IL ยท On-site

$18 - $23/hr

Utility Locating Technicians protect underground i3 Broadband fiber-optic utilities from damage during projects involving digging or excavation. Utility locators pinpoint the paths of cables and ...

Locating Technician

West Dundee, IL ยท On-site

$18 - $23/hr

Utility Locating Technicians protect underground i3 Broadband fiber-optic utilities from damage during projects involving digging or excavation. Utility locators pinpoint the paths of cables and ...

Apply Early

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I3 information

See salary details

$35K

$86.1K

$145.5K

How much do i3 jobs pay per year?

As of Jul 5, 2026, the average yearly pay for i3 in the United States is $86,077.00, according to ZipRecruiter salary data. Most workers in this role earn between $65,500.00 and $100,500.00 per year, depending on experience, location, and employer.

What are I3 positions?

I3 is not a standardized job title across most industries, but in some organizations, particularly in information technology or research, 'I3' may refer to a specific job grade or level within a company's internal job classification system. For example, in tech companies, I3 might denote an intermediate or mid-level individual contributor role. The specific responsibilities and expectations can vary significantly between companies, so it's important to refer to the organization's job framework or HR documentation for precise details about what an I3 position entails.

What is the difference between I3 vs Network Security Specialist?

AspectI3Network Security Specialist
Required CertificationsSecurity+, CISSP (preferred)Security+, CISSP, CEH
Work EnvironmentGovernment agencies, defense contractorsCorporate IT departments, cybersecurity firms
Industry UsagePrimarily government and defenseBroad industry application including finance, healthcare
Common Search/ComparisonYesYes

The I3 (Intelligence, Information, and Infrastructure) role often overlaps with Network Security Specialists in certifications and work environment, but I3 roles tend to focus more on intelligence analysis and infrastructure protection within government sectors. Network Security Specialists typically work across various industries to safeguard organizational networks. Both roles require similar certifications, but their primary focus and employer types differ.

What are some typical challenges someone in an I3 (Information Security Analyst III) position might face, and how can they effectively manage them?

Professionals in an I3 (Information Security Analyst III) role often encounter challenges such as balancing proactive threat detection with responding to real-time incidents and ensuring compliance with evolving security regulations. Managing these challenges involves staying current with the latest security technologies, collaborating closely with IT and compliance teams, and continuously refining incident response processes. Effective communication skills are also key, as you'll often need to explain complex security issues to non-technical stakeholders. Leveraging ongoing training and building strong relationships with cross-functional teams can help you excel in this dynamic environment.

What are the key skills and qualifications needed to thrive as an I3 engineer, and why are they important?

To thrive as an I3 engineer (Information, Integration, and Innovation), you typically need a strong background in computer science, data integration, and systems engineering, often supported by a relevant degree or certifications. Familiarity with data integration platforms, API management tools, and cloud computing systems is commonly required. Excellent problem-solving, communication, and collaboration skills are crucial to effectively manage complex projects and interact with cross-functional teams. These skills and qualifications enable I3 engineers to build robust, scalable solutions that drive organizational innovation and efficiency.
More about I3 jobs
What cities are hiring for I3 jobs? Cities with the most I3 job openings:
What are the most commonly searched types of I3 jobs? The most popular types of I3 jobs are:
What states have the most I3 jobs? States with the most job openings for I3 jobs include:
Infographic showing various I3 job openings in the United States as of June 2026, with employment types broken down into 75% Full Time, 18% Part Time, and 7% Contract. Highlights an 76% Physical, 1% Hybrid, and 23% Remote job distribution, with an average salary of $86,077 per year, or $41.4 per hour.
Test Engineer

Test Engineer

i3

Huntsville, AL โ€ข On-site

Full-time

Medical, Retirement, PTO

Posted 15 days ago


Job description

Overview

i3 is seeking a Mid Level - Senior Test Engineer to join our experts in developing systems and solutions that keep our world safe.ย 

Responsibilities
  • Perform test planning, monitoring, and test execution activities for weapons systems software.
  • Collaborate with other stakeholders.
  • Devise the test objectives, organization test policies, test strategies, and test plans.
  • Estimate the testing to be done and acquire necessary resources.
  • Schedule the test for execution and then monitor, measure, control, and report on the test progress, the product quality status, and the test results, adapting the test plan and compensating as needed to adjust to evolving conditions.
  • Document test results and maintain detailed reports on defects, root causes, and corrective actions
  • Other duties as assigned.
Qualifications

Required Qualifications

  • Bachelor's degree with a concentration in a STEM field is required. Additional experience may substitute for a degree
  • Minimum of 4 years relevant technical experience
  • Understanding of requirement traceability and decomposition
  • Data Analysis experience
  • Must be able to work in a technical team environment
  • Experience creating and documenting test plans/procedures, analyzing results and creating reports
  • Experience with UNIX, Linux and Windows operating systems
  • Active DoD Secret clearance required
  • U.S. Citizenship Required
  • Up to 25% travel required

Preferred Qualifications

  • Experience testing software for performance and functionality based on the requirement specification and the ability to identify and document the exact sequence of activities desired.
  • 6 - 10 years of relevant technical experience
  • Security+ certification

Knowledge/Skillsย ย 

  • Knowledge of office administration and procedures.ย ย 
  • Exceptional judgment capabilities and relationship management skills.ย 
  • Excellent communication, teamwork, and client service skills; ability to clearly communicate in discussions and written documents, and to deliver feedback clearly and tactfully.ย ย 
  • Interact with a diverse array of customers and staff in a professional and courteous manner.ย ย 
  • Work independently with accountability for accurate and complete results.ย ย 
  • Be extremely organized and exceptionally detail oriented.ย ย 
  • Work well both independently and in a team environment.ย ย 
  • Be energized by a fast-paced work environment.ย ย 
  • Mustย be able to communicate with others effectively.ย ย 
  • Analyze information and respond appropriately.ย ย ย 
  • Manage time wisely and prioritize tasks.ย ย 
  • Provide superior customer service.ย ย ย 
  • Multi-task in a pleasant manner.ย ย 
  • Work well under pressure.

Physical Demands

  • The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job.ย 
  • While performing the duties of this job, the employee is regularly required to talk or hear. The employee frequently is required to stand; walk; handle or feel; and reach with hands and arms.ย ย 
  • The employee is occasionally required to sit; climb or balance; and stoop, kneel, crouch or crawl. The employee must be able to lift and/or move up to 10 pounds and occasionally lift and/or move up to 25 pounds.ย ย 
  • Specific vision abilities required by this job include close vision, distance vision, peripheral vision, depth perception and ability to adjust focus.ย ย 
  • Regular i3 hours are 8:00 a.m. - 5:00 p.m. Monday-Friday, however, additional hours may be required on occasion. Regular and punctual attendance is required.ย 
About i3

i3 is a technically diverse, 100% team member owned business, headquartered in Huntsville, Alabama specializing in missile and aviation systems engineering and logistic services, electronic warfare and electromagnetic effects analysis, UAS system integration and flight operations, full lifecycle C5ISR engineering services, cybersecurity and IT/IA innovative solutions and virtual training, simulation & serious game development and implementation. We have established a broad offering of products and capabilities collectively providing decades of experience supporting the full complement of DoD military services, Missile Defense Agency, National Aeronautics and Space Administration, and a variety of other Government organizations and private industry customers.ย ย 

Perks of being a team member owner include:

  • Long-term financial security
  • Higher job satisfaction
  • Greater job security
  • Personal and professional growth
  • Great company culture

Other outstanding benefits:

  • Excellent insurance coverage
  • 401(k) match
  • Generous PTO
  • Health and wellness incentives
  • Tuition and certification reimbursement
  • Countless opportunities to give back to the community through i3 Cares

ย 

We work hard. We compete hard. We play hard. Apply now to join us!

Employment Type: FULL_TIME