Computer Systems Engineer / Architect

Location: Winchester, Virginia 22601 — On-Site
Employment Type: Full-Time | Permanent
Industry: Defense & Space / Information Technology
Experience Level: Mid-Senior Level
Experience Required: 10+ Years
Security Clearance: Active Secret Clearance Required
Relocation Assistance: Available
Visa Sponsorship: Not Available
Number of Openings: 1

Global Placement Firm is conducting a confidential search for an experienced Computer Systems Engineer / Architect to support a mission-critical defense communications modernization initiative based in Winchester, Virginia.

Position Overview

Our client is seeking a highly skilled senior-level Systems Engineer / Architect to support Enhanced 9-1-1 (E-911) implementation activities associated with U.S. Army Voice Modernization initiatives.

This position provides advanced systems engineering, IP network architecture, and technical integration support focused on emergency services routing, location information provisioning, interoperability coordination, and technical risk reduction supporting Army Public Safety Answering Point (PSAP) connectivity.

The selected candidate will play a critical role in modernizing emergency communications infrastructure supporting U.S. Army installations worldwide.

The ideal candidate will possess extensive experience in systems or network engineering, enterprise communications, SIP/VoIP technologies, E-911/NG911 environments, and Department of Defense or federal network operations.

An active Secret security clearance is mandatory.

Key Responsibilities

Systems Engineering & Architecture

• Provide senior-level systems engineering support for emergency communications infrastructure and Army Voice Modernization initiatives.
• Conduct system architecture reviews, interface analysis, integration assessments, and technical evaluations.
• Coordinate provisioning activities with government stakeholders, prime contractors, and technical teams.
• Evaluate network architecture, identify integration challenges, and recommend technical improvements.
• Support interoperability across enterprise voice, IP networking, and emergency communications platforms.

IP Network Engineering & Emergency Call Routing

• Analyze IP routing dependencies associated with E-911 and NG911 emergency call delivery.
• Troubleshoot SIP signaling, VoIP communications, and emergency call-path issues.
• Evaluate network interconnection performance, routing configurations, and communication reliability.
• Utilize Wireshark and related diagnostic tools to analyze network traffic and resolve technical issues.
• Support enterprise communications environments requiring high availability and operational reliability.

Emergency Communications Integration

• Support emergency communications integration with Army Public Safety Answering Points.
• Assist with location information provisioning, record validation, and emergency services routing accuracy.
• Support DISA Voice Internet Service Provider (VISP) location provisioning activities.
• Investigate and resolve location discrepancies affecting emergency call routing.
• Coordinate technical integration activities involving government and contractor communications systems.

Technical Risk Management & Stakeholder Coordination

• Identify technical risks, system dependencies, and potential interoperability issues.
• Develop technical recommendations and mitigation strategies.
• Escalate complex engineering issues and coordinate resolution with appropriate stakeholders.
• Participate in technical reviews, engineering discussions, and project coordination meetings.
• Provide technical documentation, assessments, and recommendations supporting successful implementation.

Required Qualifications

Candidates must meet the following minimum requirements:

• Minimum 10 years of professional experience in systems engineering or network engineering.
• Minimum 5 years of experience with IP routing and enterprise communications infrastructure.
• Demonstrated experience with SIP/VoIP technologies and related troubleshooting.
• Hands-on experience supporting E-911 or Next Generation 911 (NG911) environments.
• Experience supporting Department of Defense (DoD) or federal government networks.
• Proficiency using Wireshark for packet analysis, network diagnostics, and troubleshooting.
• Strong understanding of IP networking, voice communications, network routing, and systems integration.
• Experience conducting technical assessments, troubleshooting complex systems, and identifying operational risks.
• Ability to collaborate effectively with government stakeholders, prime contractors, and multidisciplinary engineering teams.
• Active Secret security clearance required at the time of consideration.
• Bachelor's degree in Engineering, Telecommunications, Computer Science, or equivalent professional experience.

Preferred Qualifications

Additional consideration will be given to candidates possessing:

• Familiarity with Defense Information Systems Agency (DISA) VISP environments.
• Experience supporting U.S. Army Voice Modernization (VMOD) initiatives.
• Experience with Public Safety Answering Point (PSAP) interconnection and emergency communications infrastructure.
• Cisco professional certifications, including CCNP or CCIE.
• Experience supporting large-scale military communications modernization projects.
• Advanced knowledge of SIP signaling, emergency call routing, and voice network interoperability.
• Experience coordinating technical integration activities within federal or defense contractor environments.

Ideal Candidate Profile

The ideal candidate is a seasoned systems engineering professional with a strong technical foundation in IP networking, enterprise voice communications, and mission-critical emergency services infrastructure.

This individual brings extensive experience supporting complex federal or defense communications environments and possesses the technical judgment necessary to identify architectural risks, troubleshoot interoperability challenges, and coordinate engineering solutions.

Successful candidates will demonstrate:

• Strong analytical and technical troubleshooting capabilities.
• Experience working within highly regulated or security-sensitive environments.
• Excellent communication and stakeholder coordination skills.
• Ability to independently assess complex network and communications issues.
• Strong documentation, technical reporting, and risk assessment abilities.
• A proactive, solutions-oriented approach to systems engineering.
• Commitment to supporting reliable, mission-critical emergency communications.

Work Environment & Practice Model

Work Location: Winchester, Virginia 22601

Work Arrangement: 100% On-Site

Work Schedule: Monday through Friday, 8:30 a.m. – 5:00 p.m. Eastern Time

This position is based at the employer's headquarters in Winchester, Virginia, and requires regular on-site attendance to support engineering collaboration, technical coordination, and mission-critical communications initiatives.

Remote and hybrid work arrangements are not available for this opportunity.

Relocation assistance is available for qualified candidates.

Compensation & Position Details

Employment Type: Full-Time, Permanent
Experience Level: Mid-Senior
Open Positions: 1
Compensation: Competitive and commensurate with qualifications and experience
Relocation Assistance: Available
Security Clearance: Active Secret Required
Visa Sponsorship: Not Available

The employer offers a comprehensive total rewards package, including:

• Medical, dental, and vision insurance
• Disability insurance coverage
• Life insurance benefits
• Employee Assistance Program (EAP)
• 401(k) retirement plan
• Paid time off
• Paid holidays
• Bereavement leave

Specific compensation and benefits details will be discussed with qualified candidates during the recruitment process.

Why Join This Opportunity?

Mission-Critical Defense Communications

Contribute to the modernization of emergency communications systems supporting U.S. Army installations worldwide.

Advanced Engineering Challenges

Work on sophisticated systems involving E-911/NG911 infrastructure, SIP/VoIP technologies, IP routing, and federal communications networks.

Meaningful Operational Impact

Help improve emergency call routing, location accuracy, interoperability, and communications reliability for military installations.

Collaborative Technical Environment

Work alongside experienced engineering professionals, government stakeholders, and prime contractors on complex modernization initiatives.

Career Stability & Comprehensive Benefits

Join an established defense communications environment offering competitive compensation, comprehensive benefits, and opportunities to contribute to high-impact federal programs.

Candidate Considerations

Before applying, candidates should carefully review the following requirements:

• An active Secret security clearance is mandatory. Candidates without an active clearance will not be considered.
• Applicants must possess at least 10 years of systems or network engineering experience.
• A minimum of five years of IP routing and enterprise communications experience is required.
• Direct experience supporting E-911/NG911 systems is essential.
• Experience with SIP/VoIP technologies, DoD or federal networks, and Wireshark is required.
• This position requires full-time, on-site attendance in Winchester, Virginia.
• Relocation assistance is available for qualified candidates.
• Employer-sponsored work visas are not available.

Candidates meeting the required qualifications and possessing relevant defense communications experience are encouraged to apply.

Confidential Search

Global Placement Firm is managing this recruitment process on a confidential basis.

The hiring organization's identity and additional position details will be shared with qualified candidates as appropriate during the selection process.

All applications and candidate information will be handled with professionalism and discretion.

Global Placement Firm
Executive Search | Professional Recruitment | Specialized Talent Acquisition