Cyber Defense Infrastructure Support Specialist SME

Momentum
Huntsville, AL

Welcome to the MOMENTUM Family!
MOMENTUM is not just our company name; it is the highest value we deliver to our customers. We are a rapidly growing technology solutions company delivering innovative technology, engineering, and intelligence solutions across the DoD sector. The efforts of our high-capacity team ultimately strengthen our Nation and the warfighter.

Our team is dispersed throughout the US, which means we value the diversity and unique collaboration that's fostered throughout our team. We work incredibly hard for our customers and believe deeply in our core values. We're a high-energy, high-growth team and we love to win.

Cyber Defense Infrastructure Support Specialist (SME)

We are seeking a detail-oriented and experienced Cyber Defense Infrastructure Support Specialist (SME) to support our team in Huntsville, AL . In this role, you will be responsible for the installation, configuration, maintenance, and troubleshooting of Linux-based systems and third-party integrations in support of our cyber defense infrastructure.

In this role, you will:


  • Install, configure, and maintain Linux-based operating systems and platforms.

  • Manage backups, system upgrades, and software patching to ensure platform security.

  • Troubleshoot issues related to software, networking, and integration.

  • Support the integration of third-party components into cybersecurity infrastructure.

  • Collaborate with engineering and cybersecurity teams to meet infrastructure needs.

If you're suitable for this role, you have:


  • 10+ years of experience working in Linux-based environments and IT systems support.

  • Strong experience in system administration, including upgrades and patching.

  • Familiarity with network configuration, infrastructure support, and integration best practices.

Preferred Qualifications:


  • Experience integrating third-party components, cyber threat intelligence system integration, and security operations center (SOC) infrastructure experience

  • Certifications in Red Hat Certified Systems Administrator (RHCSA), Red Hat Certified Engineer (RHCE), and/or CompTIA Linux+

  • Understanding of NIST NICE Work Roles such as Secure Software Development (DD-WRL-003) and Security Infrastructure Support (IN-WRL-001)

To learn more about us, check out our website at ! MOMENTUM is an EEO/M/F/Veteran/Disabled Employer:
We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability status, protected veteran status, or any other characteristic protected by law.

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The qualifications listed above are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions.

Accommodations:
Consistent with the Americans with Disabilities Act (ADA) and Alabama civil rights law, it is the policy of Momentum to provide reasonable accommodation when requested by a qualified applicant or employee with a disability, unless such accommodation would cause an undue hardship. The policy regarding requests for reasonable accommodation applies to all aspects of employment, including the application process. If reasonable accommodation is needed, please include request when applying.

Posted 2025-09-12

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