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Posted Jun 23, 2026

Senior Full‑Stack Software Engineer – API, DevOps, UI, Data & Customer Support – Hybrid/Remote (TS/SCI Required)

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About careerzynith – Pioneering Interdisciplinary Solutions

careerzynith is a forward‑thinking consultancy that tackles the most complex business, IT, and analytics challenges by looking at the whole problem, not just the symptoms. Our interdisciplinary approach blends public and private sector expertise, civilian and military experience, and deep technical knowledge to deliver innovative, practical solutions across every industry. We pride ourselves on building small, elite teams of hand‑picked talent that can adapt quickly, think creatively, and drive measurable impact for our clients.

At arenaxflex, you will join a culture that values curiosity, collaboration, and continuous learning. Whether you are developing cutting‑edge APIs, automating infrastructure, crafting intuitive user interfaces, or engineering robust data pipelines, you will be part of a mission‑driven organization that empowers you to solve real‑world problems with purpose and precision.

Position Overview

careerzynith is seeking multiple experienced Software Engineers to support a variety of high‑impact teams located in Linthicum Heights, MD, with flexible hybrid/remote work options. The role is designed for professionals who thrive in fast‑paced environments, enjoy cross‑functional collaboration, and possess a Top‑Secret/SCI clearance with a polygraph. You will develop, maintain, and enhance complex software systems that range from processing‑intensive analytics to real‑time business management applications.

Key Responsibilities

Team Areas & Primary Skill Sets

careerzynith offers a variety of specialized teams. You may be assigned to one or more of the following based on project needs and your expertise:

API Team – Middleware & Backend Services

DevOps Team – Automation & Infrastructure

Customer Support Team – Requirements & Technical Writing

User Interface (UI) Team – Single‑Page Applications

Data Management Team – Analytics Delivery

Data Pipeline Team – End‑to‑End Data Flow

Essential Qualifications

Preferred Qualifications & Additional Skills

Core Competencies for Success

Career Growth & Learning Opportunities

careerzynith invests heavily in the professional development of its engineers. As a member of our team, you will have access to:

Work Environment & Culture at careerzynith

Our culture blends the rigor of government contracting with the agility of a tech start‑up. Key aspects include:

Compensation, Perks & Benefits

careerzynith offers a competitive total rewards package designed to attract and retain top talent:

How to Apply

If you are a seasoned software engineer with a passion for solving complex problems, a commitment to security excellence, and the desire to work in a collaborative, high‑impact environment, we want to hear from you. Join careerzynith and become part of a team that values your ambition, creativity, and expertise.

Click the link below to submit your application and start your journey with careerzynith today:

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Equal Opportunity Statement

careerzynith is an Equal Opportunity/Affirmative Action employer. We provide equal employment opportunities to all employees and applicants for employment and prohibit discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.

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