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Systems Administrator II​/III

Job in Middletown, Newport County, Rhode Island, 02842, USA
Listing for: SEACORP
Full Time position
Listed on 2025-12-31
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Administrator
Job Description & How to Apply Below

Job Summary

SEACORP is seeking a well-qualified Systems Administrator II/III. This is an exciting opportunity to play a critical role in securing and maintaining cutting‑edge systems that support vital national security initiatives. You will be at the heart of our operations, working on a team that designs, builds, and maintains the infrastructure that powers our critical mission. As a key member of our team, you will leverage your expertise in Linux systems, networking, and cybersecurity best practices to ensure the reliability, security, and performance of our systems.

If you thrive in a dynamic environment, enjoy problem‑solving, and are committed to continuous learning in the ever‑evolving cybersecurity landscape, we encourage you to apply.

Responsibilities
  • Build, Secure, and Maintain:
    System administration tasks, upgrades, security hardening, and maintenance of critical systems, including hardware and software components.
  • Network Architect:
    Configure, manage, and troubleshoot Layer 2 and Layer 3 network switches, ensuring a robust and secure network infrastructure.
  • Security Champion:
    Implement and maintain security best practices, including DISA STIGs, and contribute to our compliance with NIST 800-53, NIST 800-171, and CMMC frameworks.
  • Troubleshoot and Resolve:
    Diagnose and resolve complex hardware and software issues, minimizing downtime and ensuring optimal system performance.
  • Documentation Master:
    Create and maintain comprehensive documentation of internal processes, procedures, and system configurations.
  • On‑Site Support:
    Travel to customer locations for system installations, upgrades, and repairs (approximately 5% travel).
  • End User Support:
    Provide end‑user support for system‑related issues, ensuring a positive user experience.
Qualifications
  • Education:

    Bachelor's Degree in Computer Science, Networking, Engineering, Information Technology, or a related field. Equivalent experience, including advanced military technical training (e.g., Navy "C" School) with demonstrated capabilities, will also be considered. CompTIA Security+ certification is required or must be obtained within 6 months of employment.
  • Experience:

    Systems Administrator I:
    Degree Only. Systems Administrator II: 3+ years of relevant experience. Systems Administrator III: 7+ years of relevant experience. Military service or applicable experience can be substituted at a rate of 2 years of service/experience for each year of degree requirement.
  • Security Clearance: U.S. citizenship and the ability to obtain and maintain a Secret‑level DoD security clearance are required. A current clearance is highly preferred.
Benefits
  • Medical Benefits:
    Choice of two medical insurance programs through Blue Cross & Blue Shield.
  • Dental Benefits: A best‑in‑class Dental Insurance Plan through Delta Dental.
  • Vision Benefits:
    An excellent Vision Benefit providing discounts and allowances for prescription glasses and contact lenses.
  • Retirement: A qualified 401(k) Retirement Savings Account with a generous employer matching contribution up to 8% of your eligible compensation.
  • Life Insurance Benefits:
    Employer paid Life and Accidental Death & Dismemberment Insurance equal to your annual salary. Supplemental coverage is available for you and qualified family members as well as Supplemental Short‑Term and Long‑Term Insurance.
  • Additional Benefits:
    Ten (10) Paid Holidays per year (including 2 floating Holidays), a generous Paid Time Off (PTO) program;
    Tuition Reimbursement, and Referral Bonuses.
Location

Middletown, RI

Travel

Infrequently (

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