Senior Software Engineer

SGS Consulting; Milton (MA); On-site; USD 90,000 - 130,000; Full time

Job summary

SGS Consulting is seeking a skilled engineer to develop and operate a network emulation testbed that validates complex software and hardware systems in challenging environments. You will debug, propose solutions, and implement fixes while supporting reporting for government officials and senior stakeholders.

The role emphasizes software design, testing, and integration across Linux environments, with a focus on reliability, data analysis, and visualization using industry tools.

Qualifications

• Bachelor’s degree required.
• Strong experience with Linux and networking protocols (TCP/IP).
• Proven ability to design, code, debug, and maintain software applications.

Responsibilities

• Develop and operate a network emulation testbed for end-to-end system testing.
• Debug testbed issues, propose fixes, implement solutions.
• Prepare reports for government officials and senior stakeholders.

Skills

Linux

Network protocol experience (TCP/IP)

Network emulation (CORE)

Networking skills (Wireshark, TCPdump)

Troubleshooting skills

Software architecture / design

Python

Golang

C++

Software design / test procedure docs

Linux CLI

Data visualization

Data analysis & communication

J-series messaging / OMS/UCI

HAIPE devices

Prometheus

Grafana

Podman

Docker

Kubernetes

Distributed systems

Radio or wireless systems

Test & integration experience

Automated testing frameworks

Networking certifications (Network+, N

AI-assisted development tools

Education

Bachelor’s degree

Tools

CORE Network Emulation Tool

Prometheus

Grafana

Podman

Docker

Kubernetes

Wireshark

TCPdump

Job description

Job Responsibilities

• Develop and operate a network emulation testbed that tests the performance of end-to-end software and hardware systems in a challenged environment.
• Debug problems with the testbed, propose solutions, and implement fixes.
• Assist technical staff in preparing reports for government officials and senior stakeholders on experimental findings.
• Design, code, debug, and maintain software applications.
• Perform software analysis, code analysis, requirements analysis, software review, system risk analysis, and software reliability analysis.
• Support software modeling and simulation, software testing, quality assurance, performance tuning, automation, and system integration.
• Support, maintain, and document software functionality.
• Evaluate and identify new technologies for implementation.
• Maintain software standards compliance.

Skills

• Linux
• Network protocol experience (TCP/IP)
• Network emulation, especially CORE
• Networking Skills: Wireshark, TCP dump, SS
• Troubleshooting skills
• Software architecture / design
• Software development using languages such as Python, Golang, or C++
• Software design / test procedure documentation
• Linux command line — 10 years
• Ability to plot data and provide visualization — 5 years
• Ability to analyze data and communicate results — 5 years
• Network protocol experience (TCP/IP) — 10 years
• Network emulation especially CORE — 10 years
• Networking Skills: Wireshark, TCP dump, SS — 10 years
• J-series messaging or OMS/UCI
• Experience with HAIPE devices
• Metric collection (Prometheus) and visualization (Grafana)
• Container Technologies (PODMAN, Docker or Kubernetes)
• Distributed Systems
• Radio or wireless system knowledge
• Test and Integration Experience
• Automated testing frameworks
• Networking Certs (Network+, Security+, CCNA, etc.)
• Familiarity with AI assisted development tools

Education/Experience

• Bachelor’s degree — Required