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Salary
≈ $54k – $110k per year (Estimated)
Location
In office (Charleston)
Seniority
Junior · 2+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 27, 2026. First seen by Alion on Oct 22, 2026. Fathom4 scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Fathom 4 delivers trusted defense engineering solutions across C5ISR, cybersecurity, software, hardware, and logistics for DoD clients.

ABOUT US:

Fathom 4 (www.fathom4.com) is the kind of defense services company that you've always wanted to work with... and for. We strive to take care of all the people we support, including our employees, clients, troops, and community. We are in the people business, and that principle is what drives our culture. We hire people for a career, not just a particular project.

When we concentrate on genuinely taking care of you, we know you will do what you can to care for the client. Fathom 4 grows when we build teams that feel the same way.

Security Clearance Statement:This position requires a government security clearance, you must be a US Citizen for consideration.

RESPONSIBILITIES:

  • Maintains Test Plans and Procedures for 30-day security updates.
  • Configures and maintains test environment.
  • Conducts Test Readiness Reviews and delivers Test Reports.
  • Performs system level software testing to accurately validate functionality following application of 30-day security updates.
  • Becomes a Subject Matter Expert with project equipment and software.
  • Works with development team to reproduce/troubleshoot issues encountered during testing.
  • Independently perform all documentation efforts (test cases, test reports, software load plans) for USMC Test events.
  • Assist in management of project test beds and network devices, including configuration of Linux and Windows-based test support systems.
  • Assist with management of project schedule through test event planning and execution.

REQUIRED QUALIFICIATIONS AND EXPEREINCE:

  • 2-5 years of experience of Hardware and Software System testing, configuration, document generation in support of USMC SETR and Test and Evaluation events.
  • B.S. in Computer Science, IT, Cybersecurity, or applicable Engineering discipline, with a GPA of 3.0 or better. Engineering and Science degrees must be from an ABET accredited institution to be considered valid by our government clients.
  • Have strong working knowledge of USMC SETR Processes to support preparation for and documenting results of full lifecycle SETR Events.

CLEARANCE

  • Current Secret Clearance
  • Must be a US Citizen

SKILLS

  • Familiarity with MS Windows desktop and server operating systems
  • Familiarity with Linux operating systems
  • Experience with USMC SETR (Systems Engineering Technical Review) Process
  • Working knowledge of system administration
  • Excellent communication and writing skills for project documentation.

LOCATION

  • The work location is ON-SITE in N. Charleston, SC, with 0-5% travel expected

ADDITIONAL DESIRED SKILLS AND EXPERIENCE

  • Experience working with USMC Intel Programs of Record (POR)

EQUAL OPPORTUNITY EMPLOYER

Fathom 4. LLC. is an equal opportunity employer that does not discriminate in employment. All qualified applicants will receive consideration for employment without regard to their race, color, religion, sex, age, sexual orientation, gender identity, or national origin, disability or protected veteran status.

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