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Network Specialist – Senior

Job in Aberdeen, Harford County, Maryland, 21001, USA
Listing for: Caelum Research Corporation
Full Time position
Listed on 2025-12-22
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer
Salary/Wage Range or Industry Benchmark: 100000 - 135000 USD Yearly USD 100000.00 135000.00 YEAR
Job Description & How to Apply Below

POSITION:
Network Specialist , Senior SCOPE:

SCOPE:
Serves as a Senior Network Specialist on a major IT support contract for the Army Test and Evaluation Command (ATEC) Headquarters Information Systems Directorate (G6)

RESPONSIBILITIES:
  • Review the design and implementation of network architecture components and map them to the long‑term vision
  • Lead the evaluation, design, configuration, and implementation of network security services including firewalls, VPN systems, IDP systems, and NAC systems
  • Work closely with Cybersecurity stakeholders to identify and mitigate vulnerabilities through the application of STIGs, validate patching and create POAMs as necessary
  • Develop and maintain relationships with internal stakeholders and external stakeholders to ensure their infrastructure expectations are being met and priorities are set at the appropriate levels
  • Recommend business investments to support network advancements and network security
  • Design, deploy, monitor and troubleshoot wireless networks
  • Prepare and regularly update network documentation and records including network maps, IPAM, authentication and security information and Layer 2 / 3 outlines and design information
  • Identify required voice and data equipment, software and services
  • Provide input into equipment contracts and maintain regular and update inventory lists
  • Mentor other engineers in best practices for network architecture, design and engineering
QUALIFICATIONS & EXPERIENCE
  • Master’s Degree in a directly related field and at least 7 years’ experience;
    Lower‑level degrees in relevant fields will be considered with additional experience.
  • Must possess a Security+CE (or equivalent DOD Directive 8570.1 IAT II)
  • Must hold at least one (1) relevant, current Computing Environment (CE) certification (or be able to obtain one within 6 months of start)
  • Two years’ experience as a working Team Leader, directing and mentoring lower‑level network administrators and specialists in maintaining a high‑availability production environment.
  • Broad experience required in computer networking operations, configuration, management and maintenance.
  • Experience required with – Cisco Software Defined Access
  • Experience required with – Digital Network Architecture
  • Experience required with – Cisco Identity Services Engine
  • Experience required with – TCP/IP, firewalls, routing, VLANs, VRF’s,
  • Experience required with – General network troubleshooting
  • Experience required with – Management of a production environment with the following experience:
    • • Automated install, automated build and deployment, automated configuration management,
    • • Enterprise monitoring systems, performance and network monitoring tools, operating systems upgrades and migrations
  • Experience required with – Strong troubleshooting skills with hardware and software, routing protocols BGP, EIGRP and OSPF, Layer 2, and Cisco VSS, VSP.

CLEARANCE: DoD Secret

SALARY: $100 – 135K

Job Type: Full-time

Benefits:
  • 401(k)
  • 401(k) matching
  • Dental insurance
  • Employee assistance program
  • Employee discount
  • Flexible schedule
  • Flexible spending account
  • Health insurance
  • Life insurance
  • Paid time off
  • Parental leave
  • Professional development assistance
  • Referral program
  • Tuition reimbursement
  • Vision insurance

Work Location:

In person

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Position Requirements
10+ Years work experience
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