Principal Systems Engineer – Government

AT&T

. Support the Chief Engineer and Systems Lead in developing and maturing the end-to-end OSS architecture.

Posted 10/9/2026full-timeMiddletown • New Jersey • United StatesLead💰 $174,100 - $261,100 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in systems engineering and solution architecture, with a strong focus on developing and documenting OSS capabilities, requirements, and integration within complex network environments. Proficient in technical communication, collaboration, and analytical problem-solving to support mission-critical infrastructure programs.

Highest-signal resume keywords

Systems EngineeringSolution ArchitectureOSS IntegrationNetwork ManagementTechnical Documentation

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Requirements AnalysisArchitecture DefinitionInterface DefinitionVerification and ValidationNetwork TelemetryFault ManagementConfiguration ManagementPerformance AnalyticsService AssuranceEngineering Documentation

Soft Skills

Analytical SkillsTroubleshootingTechnical CommunicationCollaboration

Tools & Technologies

SNMPAPIsEvent ManagementTopology ManagementAutomation

Certifications & Qualifications

Customer Specific Clearance

Industry Keywords

TelecommunicationsOSS EnvironmentsMulti-Vendor NetworkFederal Government ProgramsMission-Critical Infrastructure

About the role

Key responsibilities & impact

Support the Chief Engineer and Systems Lead in developing and maturing the end-to-end OSS architecture.
Develop and document system architecture, functional requirements, system interfaces, data flows, dependencies, and integration requirements for OSS capabilities.
Translate program, technical, operational, security, and performance requirements into detailed system and subsystem requirements.
Develop and maintain OSS-related content supporting High-Level Design (HLD) and Low-Level Design (LLD).
Define and document interfaces between OSS platforms, network infrastructure, security systems, operational tools, and other solution components.
Evaluate OSS products, technical approaches, and vendor solutions against requirements and architectural objectives.
Perform technical trade studies and engineering analyses to evaluate design alternatives and support technical decisions.
Identify technical gaps, dependencies, integration issues, and architectural risks, and develop recommended technical solutions.
Develop system requirements and interface definitions supporting service monitoring, management, troubleshooting, and performance analysis.
Work with operations personnel to understand workflows and translate needs into technical OSS requirements and capabilities.
Coordinate with test engineering personnel on OSS verification requirements, integration scenarios, test objectives, and acceptance criteria.
Participate in architecture and design reviews, engineering working groups, technical interchange meetings, and system integration activities.
Prepare and review architecture diagrams, interface definitions, requirements, engineering analyses, design specifications, and technical decision documentation.
Maintain traceability between program requirements, system requirements, architecture, detailed design, implementation, and verification activities.

Requirements

What you’ll need

Customer Specific Clearance (#clearable)
Bachelor’s degree in Systems Engineering, Computer Science, Engineering, Information Technology, Telecommunications, or a related technical field.
Significant experience in systems engineering, solution architecture, network management, telecommunications, or OSS environments.
Experience designing or integrating OSS capabilities within complex, multi-vendor network environments.
Strong knowledge of systems engineering principles, including requirements analysis, architecture, interface definition, integration, verification, and validation.
Experience with network management capabilities such as fault, configuration, performance, inventory, monitoring, telemetry, and service assurance.
Experience developing technical requirements, architecture diagrams, interface definitions, and engineering documentation.
Strong analytical, troubleshooting, technical communication, and collaboration skills.
Experience supporting large federal government, telecommunications, or mission-critical infrastructure programs.
Experience with large-scale IP, WAN, SD-WAN, or managed network environments.
Knowledge of network telemetry, SNMP, APIs, event management, configuration management, topology, inventory, automation, and performance analytics.
Experience supporting system architecture, laboratory integration, test and evaluation, and production deployment.

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 phone