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Network Administrator - DCO (Level1) - Marshfield, MO

STN Incorporated
Marshfield, MO

Apply Now

Job Details

Full-time
$70,000 - $90,000 a year

Benefits

Paid holidays
Health insurance
Unlimited paid time off
Dental insurance
401(k)
Flexible spending account
Paid time off
Cell phone reimbursement
Vision insurance

Qualifications

Data center experience
IT operations
Moving
Low-voltage system cabling
VLAN
Cisco routers/switches implementation
Network routing
Network infrastructure management

Full 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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