Network Administrator - DCO (Level1) - Marshfield, MO

Job Description

Job Description

Network Administrator – DCO (Level 1) Location: Onsite – Marshfield, MO
Reporting to: Infrastructure & DCO

At STN , we don't just adapt to the digital future, we engineer it. Our mission is to help organizations thrive in a rapidly evolving technology landscape through strategic insight, cutting-edge solutions, and a security-first mindset. We provide end-to-end services spanning cloud consulting, AI infrastructure, and enterprise security, enabling secure, scalable, and future-ready transformation.

As trusted advisors, we align IT investments with business outcomes that drive performance and growth, starting with deep strategic engagement and delivering tailored solutions built for long-term impact.

Our approach is innovation-led and rooted in cybersecurity, with a focus on leveraging the right technologies to solve real-world challenges. We invest in our people and foster a culture of growth, inclusion, and purpose because we believe empowered teams build transformative technology.

Overview
We are looking for a motivated Junior Network Administrator to join our data center operations team. This is a hands-on, physical infrastructure role based entirely on-site. You will work alongside senior engineers to maintain, troubleshoot, and expand our network environment across production data centers.Key Responsibilities

• Rack, stack, and cable network equipment including switches, routers, patch panels, and fiber distribution units following data center standards and documentation
• Terminate and test copper (Cat6/Cat6A) and fiber (single-mode and multi-mode) cabling, including LC, SC, and MPO/MTP connectors
• Perform hardware replacements and upgrades on switches, transceivers (SFPs/QSFPs), and line cards with minimal disruption to production traffic
• Maintain accurate physical layer documentation including port mappings, cable runs, and equipment inventory using DCIM tools
• Assist with structured cabling projects including cable tray routing, label printing, and cable management within cabinets
• Execute change tickets for patching, decommissions, and circuit provisioning under the direction of senior engineers
• Monitor network hardware health via console and out-of-band management (IPMI, iDRAC, serial console servers) and escalate anomalies
• Conduct regular walkthroughs of the data center floor to visually inspect equipment status, indicator lights, and environmental conditions
• Support cross-connects and meet-me room (MMR) work, coordinating with colocation staff and carriers for circuit turn-ups and demarcation testing
• Assist with OTDR, light meter, and cable certifier testing to validate new and existing fiber and copper runs
• Follow data center safety and change management procedures including lockout/tagout, proper ESD handling, and ticketing workflows

Experience & Qualifications Required

• 1–2 years of hands-on experience in a data center, NOC, or network infrastructure role (internships and lab experience considered)
• Solid understanding of OSI model fundamentals, Ethernet, VLANs, and basic IP networking (subnetting, routing concepts)
• Comfort working in a data center environment
• Experience with structured cabling, patch work, and reading network diagrams and floor plans
• Familiarity with Cisco/Arista/Cumulus or similar CLI environments at a basic configuration level
• Ability to lift and move equipment (up to 75 lbs.), work in confined spaces, and stand for extended periods

Preferred

• CompTIA Network+, CCNA, or equivalent certification (or in progress)
• Experience with common DCIM or ticketing platforms (ServiceNow, Nlyte, Device42, etc.)
• Exposure to fiber optic testing tools (OTDR, VFL, optical power meter)
• Familiarity with out-of-band management platforms (Opengear, Raritan, Vertiv)

Work Environment
This is a full-time, on-site position. Work is performed entirely within a live production data center. Schedules may
include evenings, weekends, or on-call rotations to support maintenance windows and emergency response. PPE
compliance and strict adherence to change management protocols are required at all times.Compensation

• Full-Time, Exempt
• $70,000-$90,000/year, DOE

Benefits

• Health Coverage – Medical, Dental & Vision
• FSA Health and Dependent Care available
• 401(k) Plan
• Unlimited Paid Time Off (PTO)
• Observed Holidays Paid
• Cell Phone Allowance
• Collaborative, growth-driven culture

Candidates must be U.S. Citizens or Permanent Residents. We are unable to provide sponsorship at this time.

Employment is contingent upon the successful completion of a background check and reference verification. All applicants must be authorized to work in the United States on a full-time basis.

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