1704 - Network Engineer III

Posted Yesterday
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Huntsville, AL, USA
In-Office
90K-130K Annually
Mid level
Hardware • Software • Cybersecurity • Defense
The Role
Monitor and maintain network infrastructure to ensure availability and reliability. Configure and install routers, switches, firewalls, load balancers, VPNs, and QoS. Perform upgrades, patches, capacity planning, and follow change management. Liaise with vendors and IT staff for problem resolution and ongoing network performance monitoring.
Summary Generated by Built In

Sigma Defense is seeking a Network Engineer III to monitor network engineering performance and ensure system availability and reliability.

This is a contingent position that is pending award of contract. This means that the position is subject to the successful awarding of a contract and will be confirmed once the contract is finalized. The candidate selected for this role will be offered the position on the condition that the contract is awarded to our organization.

Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.


Requirements
  • 4+ years of experience as a network engineer within the DoW environment.
  • Experience Substitution: 1 academic year at an accredited college or university in an an accredited preferred degree related post-secondary program for 1 year of experience.
  • Army/DoW experience in integration, vehicle integration, and vehicle maintenance programs is preferred.
  • Must be a U.S. citizen.

Personnel Clearance Level:

  • Candidate must possess or have the ability to obtain an active Secret security clearance or higher.
  • A clearance will not be sponsored.

Education Requirements:

  • High School Diploma (or equivalent) is required.

Essential Job Duties (not all-inclusive):

  • Configure and install various network devices and services (e.g., routers, switches, firewalls, load balancers, VPN, QoS).
  • Perform network maintenance and system upgrades including service packs, patches, hot fixes, and security configurations.
  • Monitor system resource utilization, trending, and capacity planning.
  • Work within established configuration and change management policies to ensure awareness, approval, and success of changes made to the network infrastructure.
  • Liaise with vendors and other IT personnel for problem resolution.
  • Monitor network engineering performance and ensure system availability and reliability.

Salary Range: $90,000 - $130,000 annually.


Benefits
  • Dental and Vision Insurance
  • Medical Insurance to Include HSA, FSA, and DFSA Plans
  • Life and AD&D coverage
  • Employee Assistance Program (EAP)
  • 401(k) Plan with Company Matching Contributions
  • 160 Hours of Paid Time Off (PTO)
  • 12 (Floating) Holidays
  • Educational Assistance
  • Highly Competitive Salary

Skills Required

  • 4+ years of experience as a network engineer within the DoW environment.
  • One academic year at an accredited college/university may substitute for one year of experience.
  • Army/DoW experience in integration, vehicle integration, and vehicle maintenance programs.
  • Must be a U.S. citizen.
  • Candidate must possess or have the ability to obtain an active Secret security clearance or higher (clearance will not be sponsored).
  • High School Diploma or equivalent.
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The Company
800 Employees
Year Founded: 2006

What We Do

Sigma Defense is a leading technology company serving the Department of Defense, specializing in C5ISR, CJADC2, electronic warfare, and DevSecOps. They provide software-defined solutions and hardware to connect warfighters and commands, enabling faster decision-making and mission outcomes. The company has expanded its capabilities through strategic acquisitions like SOLUTE and SUB-U Systems, focusing on digital modernization and tactical edge connectivity for all U.S. military branches.

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