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Assistant It Manager Jobs in Rancho Cucamonga, CA

Information Technology Manager Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United States and its allies to address their most significant ...

Information Technology Manager

Corona, CA · On-site

$177K - $226K/yr

Information Technology Manager Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United States and its allies to address their most significant ...

Executive Assistant - IT Under the direction of the Supervisor, Executive Admin- IT, the Executive ... Essential Duties And Responsibilities 1. Manages and coordinates the CITO's and VP's calendars ...

Business Systems IT Manager

Mira Loma, CA · On-site

$130K - $150K/yr

Business Systems IT Manager Classification: Exempt full time Reports to: Sr. Director of IT ... May require evening and weekend work of systems support in response to business needs. * Assist ...

Troubleshoots and repairs hardware and software for PCs; tracks issues to resolution using the City's IT service management (ITSM) ticketing system; schedules and performs routine maintenance of PCs ...

IT Project Manager

Corona, CA · On-site

$105K - $150K/yr

Overview Bowhead seeks an IT Project Manager to join our team supporting the program office for NSWC Corona - Corona Division in Norco, California. The Project Manager will work directly with the ...

IT Services Manager

Anaheim, CA · On-site

$99K - $122K/yr

Job#: 3038251 IT Services Manager Location: Anaheim, California (Partial Remote) Role Overview An opportunity is available for an IT Services Manager to lead and manage service desk functions, end ...

IT Systems Administrator

Riverside, CA · On-site

$110K - $130K/yr

This position will serve as the technical escalation point between the IT Analyst and IT Manager. ... Provide remote and in-person technical support and maintain accurate ticket documentation. * Assist ...

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Assistant It Manager information

See Rancho Cucamonga, CA salary details

$34.5K

$69K

$113.5K

How much do assistant it manager jobs pay per year?

As of Aug 24, 2026, the average yearly pay for assistant it manager in Rancho Cucamonga, CA is $68,961.00, according to ZipRecruiter salary data. Most workers in this role earn between $48,341.00 and $86,324.00 per year, depending on experience, location, and employer.

What does an assistant IT manager do?

An Assistant IT Manager supports the IT Manager in overseeing the daily operations of an organization's information technology department. Their responsibilities often include managing IT staff, assisting with troubleshooting technical issues, coordinating software and hardware installations, and ensuring data security. They also help implement IT policies and procedures, and may participate in planning and budgeting for technology projects. The role requires strong technical knowledge as well as leadership and communication skills.

What are the key skills and qualifications needed to thrive as an assistant IT manager, and why are they important?

To thrive as an Assistant IT Manager, you need a solid background in IT infrastructure, network administration, and systems management, often supported by a relevant degree and experience in IT environments. Familiarity with tools like Active Directory, cloud platforms, and IT service management systems, as well as certifications such as CompTIA Network+ or Microsoft Certified: Azure Administrator, is highly valuable. Strong problem-solving skills, leadership, and effective communication help you collaborate across teams and resolve technical issues efficiently. These skills ensure smooth IT operations, minimize downtime, and support organizational goals through reliable technology management.

What are some common challenges faced by an assistant IT manager in supporting both technical staff and end-users?

As an Assistant IT Manager, you may encounter the challenge of balancing the needs of technical staff with those of non-technical end-users. This often involves translating complex technical issues into clear, actionable information for users, while also ensuring your IT team has the resources and support needed to meet organizational goals. Additionally, you'll frequently need to prioritize competing requests, manage tight deadlines, and troubleshoot unexpected system incidents. Strong communication skills and adaptability are essential for successfully navigating these challenges in a fast-paced IT environment.

What is the difference between Assistant IT Manager vs IT Support Specialist?

AspectAssistant IT ManagerIT Support Specialist
Required CredentialsBachelor's degree in IT or related field; certifications like CompTIA, Cisco, or MicrosoftAssociate's or bachelor's degree; certifications like CompTIA A+, Network+
Work EnvironmentOffice setting, overseeing IT teams and projectsHelp desk, troubleshooting, and user support in various environments
Employer & Industry UsageBusinesses, corporations, and organizations with IT departmentsIT service providers, corporate IT departments, and tech support firms
Common Search & Comparison IntentUnderstanding managerial support roles in ITTechnical support and troubleshooting roles

The Assistant IT Manager typically has more responsibilities in overseeing IT operations and managing teams, requiring broader skills and experience. In contrast, an IT Support Specialist focuses on technical troubleshooting and user support. Both roles often require similar certifications but differ in scope and level of responsibility.

What cities near Rancho Cucamonga, CA are hiring for Assistant It Manager jobs?

Cities near Rancho Cucamonga, CA with the most Assistant It Manager job openings:

Infographic showing various Assistant It Manager job openings in Rancho Cucamonga, CA as of August 2026, with employment types broken down into 83% Full Time, 16% Part Time, and 1% Contract. Highlights an 84% Physical, 2% Hybrid, and 14% Remote job distribution, with an average salary of $68,961 per year, or $33.2 per hour.

Information Technology Manager

Corona, CA

$177K - $226K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 6 days ago


Job description

Information Technology Manager

Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United States and its allies to address their most significant and complex challenges in science, security and sustainability. Our people apply undaunted curiosity, relentless ambition and boundless imagination to challenge convention and drive progress. Our commitments are underpinned by the belief that safety, collaboration and well-being are integral to success.Headquartered in Chantilly, Virginia, we have approximately 50,000employees in more than 70 countries across all 7 continents.

Amentum is seeking an Information Technology Manager for a large-scale contract operated near the Riverside metro area.

We are pipelining candidates for a future contract award.

The candidate will perform the following duties:

  • Responsible for overall information technology and network operations.

  • Establishes and administers the overall strategies and procedures for the operation and maintenance of information technology assets.

  • Develops and implements network operations program.

  • Develops budgets/policies/procedures to support information technology and network infrastructure.

  • Other duties as assigned.

Required Qualifications:

  • Bachelor's degree in information technology or related field

  • Seven (7) years of information technology experience with DoD efforts

  • Five (5) years of managerial experience with DoD efforts

  • Experience managing dispersed workforce in support of securing an integrated network as well as a dispersed group of networks

  • Possess an ITIL 4 Foundational or a higher certification

  • Active TOP SECRET US Government Clearance. Note: US Citizenship is required to maintain a TOP SECRET Clearance.

Preferred Qualifications:

  • Advanced degree in Information Technology or related field

Work Environment:

  • This position is performed in a traditional office environment.

Physical Demands:

  • While performing the duties of this job, the employee is occasionally required to stand and/or walk; handle or feel objects; and write. Ability to lift up to 25 pounds, bend, reach, carry, stoop, kneel, climb, etc.

Compensation and Benefits

Hiring salary range is $177k-$226K (Salary to be determined by the education, experience, knowledge, skills, and the abilities of the applicant internal equity, and alignment with market data.)

This position includes a competitive benefits package. For more detailed information on our benefits and what it is like to work for Amentum: Please visit our careers site: www.amentumcareers.com

Compensation Details:

$177,000-$226,000

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

  • Health, dental, and vision insurance

  • Paid time off and holidays

  • Retirement benefits (including 401(k) matching)

  • Educational reimbursement

  • Parental leave

  • Employee stock purchase plan

  • Tax-saving options

  • Disability and life insurance

  • Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Original Posting:

06/10/2026 - Until Filled

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language atLabor Laws Posters.