Senior Software Systems Engineer (5797)

SubCom; Newington (NH); On-site; USD 80,000 - 100,000; Full time

Benefits offered by this job

Competitive salaries

Medical, dental, vision insurance

Generous vacation and paid leave

401(k) with company match

Job summary

SubCom is seeking a full-time software developer in Newington, NH to design and maintain software supporting fiber-optic communication systems. Ideal candidates will hold a graduate degree in a relevant field and possess strong proficiency in C++, C#, and SQL, among other technologies.

The role offers significant growth potential and involves collaboration in a dynamic, innovative environment committed to providing connectivity solutions worldwide.

Qualifications

• Graduate degree with strong understanding of fiber-optic communication systems.
• Proficiency in software development using C++, C#, SQL, and modern web technologies.
• Solid knowledge of software algorithms and object-oriented design principles.

Responsibilities

• Design, develop, and maintain software for fiber-optic communication systems.
• Create reusable software features based on system requirements.
• Implement secure software services including RESTful APIs.

Skills

C++

C#

SQL

ReactJS

RESTful APIs

OpenConfig specifications

Linux environments

team collaboration

Education

Graduate degree in Science, Technology, Engineering, or Mathematics

Tools

automated testing tools

source control systems

Job description

Job Details: Job Location: Newington Shattuck Way - Newington, NH 03801; Position Type: Full Time; Education Level: Masters Degree; Job Shift: 5x2-8a-430p

Are you looking for an opportunity with plenty of growth potential? Do you enjoy working in an exciting, fast‑paced, collaborative environment? Are you interested in working with the world’s most innovative companies to create a more connected world?

Connecting Continents. Impacting Communities.

The backbone of the Internet is a series of high‑tech subsea fiber optic cables deployed throughout the globe – SubCom has deployed over 50% of them. Our employees ensure data communications networks are engineered, manufactured, and deployed to the highest standards, enabling faster and more reliable connectivity to communities worldwide. Every member of the SubCom team plays a role in an end‑to‑end process that is critical to enterprises, governments, big cities, and rural towns.

We encourage, expect, and value creativity, thoughtful risk taking, openness to change, and diverse perspectives. Whether you’re a seasoned applicant seeking a new and exciting challenge, or you’re new to the workforce and looking for a flexible, rewarding, and fast‑paced position with an innovative and stable organization (since 1953), SubCom has opportunities to advance your career.

Responsibilities

• Design, develop, and maintain software that supports fiber‑optic communication systems, with awareness of underlying physical and optical behaviors.
• Apply system requirements to create reusable, maintainable software features delivered on schedule.
• Implement and support secure software services, including RESTful and OpenConfig APIs, used in operational network environments.
• Develop automated unit and integration tests to ensure software correctness, reliability, and security.
• Analyze existing systems to diagnose software defects, performance issues, and security vulnerabilities, and implement effective solutions.
• Support ongoing operation and maintenance of fiber communication systems by software simulation and correlating software behavior with physical system characteristics.
• Collaborate with cross‑functional engineering teams to resolve issues and improve system functionality and robustness.

Qualifications

• Graduate degree in Science, Technology, Engineering, or Mathematics—such as Physics, Optical Engineering, Electrical Engineering, Computer Science, or a closely related discipline—with strong physical understanding of fiber‑optic communication systems, including optical components and system‑level behavior.
• Proficiency in software development using C++, C#, SQL, and modern web technologies (e.g., ReactJS).
• Solid knowledge of software algorithms, data structures, and object‑oriented design principles.
• Experience with RESTful APIs, Open API / OpenConfig specifications, and Linux‑based development environments (preferably RedHat).
• Familiarity with automated software testing practices and source control systems.
• Understanding of web and application security fundamentals as applied to software development.
• Effective written and verbal communication skills and ability to work collaboratively in a technical team environment.

NOTE: This job description is not intended to be all-inclusive. Employees may perform other related duties as negotiated to meet the ongoing needs of the organization.

Candidates for positions with SubCom must be legally authorized to work in the United States. Employment eligibility verification will be required at the time of hire. Visa sponsorship is not available for this position.

Our selection procedure is based on local, state and federal law.

Benefits

• Competitive salaries
• Medical, dental, vision, life and disability insurance coverages
• FSA, HSA
• Generous vacation, paid sick leave, paid parental leave, paid holidays
• Tuition reimbursement, adoption assistance
• 401(k) plan with generous company match
• Some positions may be eligible for shift differential.

Affirmative Action / Equal Employment Opportunity

SubCom is committed to providing a work environment that prohibits discrimination based on age, color, disability, ethnicity, marital status, national origin, race, religion, gender, gender identity, sexual orientation, protected veteran status, disability or any other characteristics protected by applicable law or regulation.