Junior Network Administrator

Amentum • Grand Junction, CO • 1d ago

Amentum is a global leader in advanced engineering and innovative solutions, supporting critical missions across defense, intelligence, energy, and civilian sectors. Our people are our competitive advantage, driven by purpose, collaboration, and a commitment to delivering excellence for our customers and communities. We are currently seeking a Junior Network Administrator to support our Legacy Management Team. The Junior Network Administrator will maintain, operate, and troubleshoot network infrastructures. Increase network efficiency and reduce downtime. Collaborate with cross-functional teams and provide technical support to the team. Stay current with industry advancements and leverage technical expertise to drive operational success.

ESSENTIAL DUTIES/RESPONSIBILITIES:

1.Maintain network infrastructures in real time.

2.Operate and maintain on site networking for operations.

3.Monitor and track network utilization.

4.Apply utilization, authentication, and authorization policies to maintain the quality and the security of the network.

5.Install and configure network hardware and software.

6.Provide technical support to other teams and users in the environment.

7.Report Network issues to senior management.

8.Creating and maintaining documentation.

Other duties as assigned.

EDUCATION, LICENSE, CERTIFICATION, and EXPERIENCE

Education: Associates in computer science, a related field or equivalent practical experience.

Experience: 2 Years of Networking Experience

Licenses: None

Certifications: CCNA

REQUIRED SCREENINGS

All items below must be listed on the job descriptions

Drug Screen

2.Physical Assessment (if applicable)

3.Background Check (Criminal, Civil, Educational, Previous Employment, etc.)

4.Driver Record Screen (for positions requiring on-the-job-driving)?

No clearance requirement but the contract and/or the site requires US Citizenship to be approved for access. (includes NACI / T1, MRPT, CAC): Must be able to obtain and maintain facility credentials/authorization. Note: US Citizenship is required for facility credentials/authorization at this work location.

REQUIRED SKILLS/ABILITIES:

1.Experience in Network Operations.

2.Experience with Routing Protocols, Security Products and Technologies, and LAN switching Technologies.

3.Ability to work independently and as part of a team.

4.Excellent problem solving and troubleshooting skills.

5.Familiarity with access control models and network security

6.Legacy Management Support (LMS) Organizational Core Values: One Team, One Mission

Successfully execute the LM mission safely through a disciplined culture of organizational excellence.

1.Safety

2.Teamwork

3.Quality

4.Ownership

ESSENTIAL PHYSICAL REQUIREMENTS:

Aligned with Fit-For-Duty evaluation requirements.

Physical Activities: Light work

Light work-significant degree of walking or standing, lifting up to 20 lbs. of force occasionally and/or up to 10 lbs. of force frequently

SUPERVISORY RESPONSIBILITIES:

This position does not require any supervisor responsibilities.

EMPLOYMENT-AT-WILL:

Employment is at will, unless prohibited by local and/or state laws.

ACKNOWLEDGEMENT:

I have reviewed this job description and have been given a copy for my records upon request. I agree to perform all duties mentioned to the best of my abilities and I agree that I can perform the duties outlined in this job description with or without accommodation. I understand my job duties may change as the needs of the department change. I further agree to notify my manager if I am unable to complete my job duties. I acknowledge that the essential duties, essential physical requirements, etc. as identified in this job description are accurate and complete.

Compensation Details:

$39,872.01 - $50,483.11

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:

06/08/2026 - 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 at Labor Laws Posters (https://postings.govdocs.com/#/vxSkbztPuAwwxfs) .

Amentum

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