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Senior Network Engineer for Operations and Maintenance - (ADV000CHJ)

GeoControl Systems, Inc.
Colorado, CO Full Time
POSTED ON 1/8/2026
AVAILABLE BEFORE 3/8/2026



GeoControl Systems, Inc.as a HUBZone company, is required to maintain a Federally mandated level of employees that reside (home residence) in a qualified HUBZone. ONLY applicants whose home address lies in a qualified HUBZone will be considered for this position.

You can verify whether you reside in a HUBZone by using the following website:

https://maps.certify.sba.gov/hubzone/map

**This position is non-exempt, maintaining HUBZone residency in a qualified census tract is a requirement of this position. **


Description of Duties:
The Senior Network Engineer for Operations and Maintenance supports the Missile Defense Agency (MDA) on the
Integrated Research and Development for Enterprise Solutions (IRES) contract. The candidate will:
· Work in close coordination with team leads, project managers, network architects, and engineers from other service
areas to provide Tier III support for the MDA Enterprise.
· Take part in daily/weekly/monthly Battle Rhythms contributing to maintenance checks and regular network services of the
team.
· Generate/provide status reports, provide network anomaly analysis, and develop engineering red lines as needed to
support network maintenance actions, engineering changes/upgrades, and security vulnerabilities.
· Serve as an Operations and Maintenance expert and provide technical contribution on outage or troubleshooting bridge
calls.
· Regularly respond too, create and troubleshoot support Incident tickets and Work Orders in the Remedy IT Service
Management system.
· Be required to participate in an on-call rotation for network support functions if incidents were to arise after core hours.

The successful candidate will:
· Be able to work in a team environment
· Have good interpersonal skills
· Be a quick learner
· Have a positive attitude.
· Have strong attention to detail and diligent record keeping
· Have critical thinking skills

Resumes, in month and year format, must be submitted with application in order to be considered for the position. The
selected candidate may be assigned as an employee for one of our teammate companies.

Requirements

Qualifications - External
Basic Requirements:
· Must have 10, or more, years of general (full-time) work experience
o May be reduced with completion of advanced education
· Must have 5, or more, years of directly related experience
· Must have 1, or more, years of experience working in a management or leadership role
· Must have extensive experience with Internet Protocols (e.g. DNS, HTTP, SMTP, SSL)
· Must have extensive experience with multiple network types (i.e. LAN, WAN, VxLAN, SDN)
· Must have a relevant networking certification at the CCNA level or above
· Must have a current DoD 8570 IAT Level II (Security or above)
· Must be proficient in routing and switching protocols to include BGP, OSPF, STP, TCP/UDP, voice, video, VPN/VRF,
subnetting, DHCP, DNS, SD-WAN, SD-Access, ISE, DNAC, etc
· Must have experience with routing and switching hardware to include an array of Cisco platforms, Palo Alto, and KG-175
encryptors.
· Must have experience in STIG vulnerability identification and mitigation
· Must have an active DoD Secret Security Clearance

Desired Requirements:
· Have relevant certifications to include CCNP and CISSP
· Have experience with vendors such as Netscout, BlueCoat, NetScaler
· Have experience with Independent Verification and Validation/CORA (CCRI) Processes and Procedures
· Have experience with firewall configuration and troubleshooting
· Have experience managing Voice over Internet Protocol (VoIP) Telecommunications infrastructures.
· Have experience in management or leadership roles

This position is expected to pay $ 123,000 - $ 148,000 annually; depending on experience, education, and any
certifications that are directly related to the position.

Benefits

GCS health and welfare benefits are designed to invest in you, and in the things you care about. Your health. Your well-being. Your security. Your future. Typical benefits offered include flexible work schedules and opportunities to work remotely, educational reimbursement, retirement benefits (401K, Roth), health benefits, tax saving options, disability benefits, life and accident insurance, voluntary benefits, paid time off and paid holidays, and parental and pregnancy leave.


Salary : $123,000 - $148,000

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