COMSEC Responsible Officer (CRO) – Tier II Network Technician (NE2)

AT&T

COMSEC Responsible Officer and Tier II Network Technician supporting AT&T’s secure federal government communications. Managing COMSEC materials, LAN/WAN infrastructure, incidents, and network upgrades.

Posted 9/2/2026full-timeEnglewood • Colorado • 🇺🇸 United StatesSeniorLead💰 $98,100 - $195,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in COMSEC material management, including key cryptographic equipment handling and incident reporting, while also possessing extensive experience in network configuration and troubleshooting across multiple layers. Holds a TS/SCI clearance and compliance with DoD 8140 IAT Level 2 or 3 certifications.

Highest-signal resume keywords

COMSEC Material ManagementNetwork Configuration and TroubleshootingCisco and Juniper Hardware ExperienceDoD 8140 IAT Level 2 CertificationTS/SCI Clearance

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Layer 1 Network ExperienceLayer 2 Network ExperienceLayer 3 Network ExperienceKey Cryptographic Equipment HandlingIncident Reporting ProceduresNetwork Change RequestsClient LAN/WAN Device InstallationVLAN ConfigurationIOS UpgradesSubnetting

Soft Skills

Highly OrganizedProblem SolvingSelf-MotivatedAbility to Work IndependentlyCollaborative Environment

Tools & Technologies

VisioServiceNowConfluence

Certifications & Qualifications

DoD 8140 IAT Level 2 CertificationDoD 8140 IAT Level 3 Certification

Industry Keywords

COMSECTop SecretTwo-Person-Integrity ProceduresIncident ManagementCiscoJuniperSLOs/SLAsAT&T Company Vehicle EligibilityEmergency Plan PreparationCustomer Briefings

Tech Stack

Tools & technologies

iOSServiceNowSwitchingTypeScript

About the role

Key responsibilities & impact

Support the Intelligence Sector in a dual-hatted COMSEC Responsible Officer and Tier II Network Technician role
Manage and remain accountable for all COMSEC material issued to the subaccount
Coordinate and route COMSEC material transfer and disposition requests
Create and maintain a COMSEC file plan and an unclassified material delivery point
Key cryptographic equipment according to supporting key effective dates and handle Top Secret keys using Two-Person-Integrity procedures
Establish recurring COMSEC user training and prepare and maintain an emergency plan
Process transfer, destruction, and CRO inventory paperwork and return it to the program office
Publish authorized-access lists for COMSEC material
Report known or suspected COMSEC incidents and ensure proper incident-reporting procedures
Request additional or relocated COMSEC material and return excess and ancillary material to the COR
Support detachment operations and maintenance personnel on new installs, circuit outages, and troubleshooting
Sign reports as Primary CRO or Alternate CRO when the Primary is absent
Validate continuing need for locally held COMSEC material and request disposition instructions
Install and maintain client LAN/WAN devices
Respond to and resolve incidents and troubleshoot network issues
Complete assigned tasks within SLOs/SLAs
Draft and implement standard network change requests
Support Tier III network engineers with incident management and projects, including site surveys, TEMS, and new equipment installation
Update topology drawings, maintain accurate asset-management records, and conduct inventory
Coordinate network operations, maintenance, repairs, and upgrades, including Cisco/Juniper RMA processes
Configure and troubleshoot Layer 2 switching, including VLANs, port security, and thin configurations
Perform Cisco and Juniper hardware upgrades, installations, de-installations, IOS upgrades, and network configurations

Requirements

What you’ll need

Required Clearance: TS/SCI with polygraph
Candidate must have 10 years of experience that can be a combination of work history and education: Doctorate and 3 years, master’s and 4 years, bachelor’s and 6 years, associates and 8 years, or HS diploma and 10 years
Compliance with Department of Defense (DoD) 8140 Information Assurance Technical (IAT) Level 2; level 3 certifications are acceptable as well
Valid driver’s license and acceptable driving record
Eligible to drive an AT&T company vehicle
Available to travel up to 20% of the time
Available to work flexible hours, including weekend support
Ability to work independently and in a collaborative environment
Experience with customer briefings
Highly organized, problem solving, and self-motivated
Layer 1 network experience (CAT5/6, SM/MM Fiber, Serial cables, SFP)
Layer 2 network experience (configuring/troubleshooting switches/routers, MAC addresses, VLANs, port security, thin and thick configs)
Layer 3 network experience (subnetting and familiarity with OSPF, BGP, HSRP, MPLS, LSP, GRE)
Experience with Cisco and Juniper hardware upgrades, installations, de-installations, IOS upgrades, and network configurations
Experience with Visio
Familiarity with ServiceNow and Confluence

Benefits

Comp & perks

Medical/Dental/Vision coverage
401(k) plan
Tuition reimbursement program
Paid Time Off and Holidays (at least 23 days of vacation each year and 9 company-designated holidays)
Paid Parental Leave
Paid Caregiver Leave
Additional sick leave beyond what state and local law require may be available but is unprotected
Adoption Reimbursement
Disability Benefits (short term and long term)
Life and Accidental Death Insurance
Supplemental benefit programs: critical illness/accident hospital indemnity/group legal
Employee Assistance Programs (EAP)
Extensive employee wellness programs
Employee discounts up to 50% off on eligible AT&T mobility plans and accessories, AT&T internet (and fiber where available) and AT&T wireline phone