Role Description The Cash Posting Specialist is responsible for posting received checks, processing payments from insurance companies and patients, and detailed record keeping of all accounts. - Post all personal, insurance and liability payments from Remittance and EOB’s to appropriate accounts with minimum errors. - Apply manual payments and auto payments to accounts for payor types of Medicare, Medicaid and Commercial Insurances. - Analyze EOB information, including co-pays, deductible, co-insurance, contractual adjustments, denials and more to verify accuracy of patient balances. - Investigate the source of unidentified payment to ensure they are applied to appropriate accounts. If necessary, will contact the sender to clarify where the payment should be posted. - Reconcile shortage on both paper and electronic EOBs to determine proper allowance and correct write off. - Reconcile posted payments with corresponding bank deposits. Qualifications - 18 years of age or older. - Must be eligible to work in the United States and not require work authorization from us now or in the future. - Bachelor’s degree required. - Bookkeeping or accounting experience preferred. Requirements - Ability to communicate professionally and effectively; verbally and in writing in English. - Ability to organize and prioritize work. - Ability to work in a team environment as well as independently. - Excellent attention to detail and commitment to accuracy. - Flexibility and ability to maintain a positive demeanor. - Must be able to maintain and utilize superior discretion in handling confidential information. - Ability to interact with all levels of staff while maintaining an approachable and professional demeanor. Competencies - Analytical skills - Attention to detail - Communication - Computer Skills - Customer Service - Ethics - Organization Skills - Productivity - Results Driven Work Environment & Physical Demands The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. - While performing the duties of this job, the employee is regularly required to communicate and convey information with the appropriate parties. - The job requires assuming a stationary position for long periods of time. - This role routinely uses standard office equipment such as computers, phones, and printers/scanners. - The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. - This job operates in a professional office environment. - The noise level in the work environment is usually moderate to loud.

Role Description We are seeking a Director of Quality Assurance with deep expertise in global workforce management and enterprise storage validation. In this role, you will develop and implement the overall quality assurance strategy to ensure our storage products and services meet the highest standards of reliability and performance. You will lead a multi-disciplinary, global team, providing technical mentorship to QA managers while collaborating cross-functionally with development and product management to integrate quality into every stage of the product lifecycle. You will be responsible for aligning QA goals with business objectives and driving innovation in testing methodologies. Key Responsibilities - QA Strategy & Process Leadership - Develop and enforce comprehensive QA processes, standards, and methodologies across the organization. - Align QA initiatives with overall business goals, ensuring quality metrics drive product readiness and customer satisfaction. - Drive cross-team alignment to integrate quality assurance into the Agile product development lifecycle. - Test Automation & Engineering - Oversee the implementation of advanced testing strategies, prioritizing high-coverage automated testing over manual processes. - Architect and evolve end-to-end test frameworks for performance, correctness, data integrity, and security compliance. - Advocate for contract-first and test-first mentalities, ensuring robust validation of backend APIs and storage services. - Regression & Performance Validation - Own the technical direction for comprehensive regression testing to ensure stability across complex storage upgrades and maintenance cycles. - Lead Performance and Scalability initiatives to validate system behavior under high-density workloads, including IO latency and throughput metrics. - Ensure products maintain stability when visualizing or managing large-scale, real-time storage data involving thousands of nodes and volumes. - Issue Resolution & Technical Oversight - Investigate and resolve critical issues in existing products and new releases, utilizing deep knowledge of Linux I/O subsystems and networking. - Review architectural designs for testability, specifically focusing on storage protocols, clustering, and distributed systems. - Promote the use of AI tools or programming to optimize testing efficiency and predictive bug detection. - Global Team Mentorship - Provide leadership and career development support to a global team of QA managers and engineers. - Foster a collaborative environment for remote and distributed teams, emphasizing effective communication across technical and non-technical audiences. Qualifications - 15+ years of experience in quality engineering, including 8+ years leading QA teams in a high-tech engineering environment. - Experience managing QA and development engineers, and their careers in a dynamic and growing organization. - Demonstrated leadership in quality process transformation and automation maturity. - Experience testing enterprise storage systems and distributed backend services, with an emphasis on performance, scalability, and reliability. - Familiarity with complex infrastructure platforms like NAS, iSCSI, or Fibre Channel and distributed file systems. - Familiarity or experience testing Tape Library systems. - Strong hands-on experience with Linux operating systems, including installs, upgrades, and configuration management. - Proficiency with industry-standard collaboration and version control tools, including JIRA and GIT. - Strong communication skills with the ability to influence cross-functional stakeholders. - Deep experience with automation development using Python, Bash, and Git-based CI/CD environments. Preferred - Experience with containers and Kubernetes orchestration. - Familiarity with observability stacks (e.g., OpenTelemetry, Grafana, Prometheus) and system profiling tools. - Experience and a go-fast attitude with AI driven QA initiatives. - Ability to lead Agile project management throughout the organization. - In-depth knowledge of Linux I/O subsystems and high-performance networking. - Experience with testing tools for frameworks such as Robot Framework, Selenium, Pytest, Postman, JMeter, and containerized test environments with Docker, Jenkins, and OpenShift. Benefits - Diverse portfolio of health plans for medical and prescription, dental, vision, life, disability, and supplemental medical insurance options. - Support for team members' efforts to develop and maintain a healthy lifestyle through reimbursement and educational programs. - Company-matched 401(k) plan to help employees save for retirement in a tax-advantaged way. - Employee Stock Purchase Program for purchasing Quantum stock at a discounted rate. Anticipated Annual Salary Range $180,000 - $220,000 for qualified applicants. The above pay range represents Quantum's good faith and reasonable estimate of possible compensation at the time of posting. Pay within or outside of the range will be based on a variety of factors, including but not limited to, relevant experience, knowledge/education, skills/abilities, internal equity, and budgetary considerations.

• Validate **end-to-end mortgage workflows** (application → closing) for compliance and business accuracy • Review test scenarios to ensure alignment with **regulatory rules and lender requirements** • Define and verify expected outputs for: - Disclosures, fees, **APR/APOR**, escrow, mortgage insurance • Partner with **Compliance, Product, BA, and QA teams** to ensure risk-based test coverage • Identify gaps in **regression and automation coverage** related to mortgage logic and rules • Guide **test data strategy**, including: - Edge cases - State-specific regulations - Investor-specific scenarios • Ensure coverage of **high-risk, compliance-sensitive workflows**

Role Description We are seeking highly motivated and experienced Penetration Testers based in Greece to join our team at various levels of seniority. If you have a passion for cybersecurity and enjoy staying ahead of the latest trends and technology, then this is the perfect opportunity for you! - Conduct penetration testing and vulnerability assessments to identify security risks and threats. - Develop and execute security testing plans and procedures. - Identify and exploit vulnerabilities in a wide range of technologies, including web applications, networks, and operating systems. - Develop and maintain custom tools and scripts for penetration testing. - Conduct social engineering assessments to identify potential security weaknesses. - Collaborate with clients to understand their security needs and provide recommendations on how to improve their security posture. - Participate in incident response activities and support clients during security incidents. - Continuously research and keep up-to-date with emerging security threats, trends, and best practices in penetration testing. - Provide mentorship and guidance to junior team members, when applicable. Qualifications - Strong knowledge of penetration testing methodologies and tools. - Experience with manual and automated penetration testing techniques. - Experience with performing penetration testing on cloud-based environments such as AWS, Azure, and Google Cloud Platform. - Familiarity with container security and experience in testing containerized applications. - Familiarity with industry standard frameworks such as OWASP and NIST. - Familiarity with compliance and regulatory requirements such as PCI-DSS, HIPAA, and GDPR. - Knowledge of Mobile Application Security Testing (MAST) and experience in testing mobile applications on both iOS and Android platforms. - Understanding of secure coding practices and ability to perform code reviews to identify security vulnerabilities. - Knowledge of network and web application security testing. - Excellent problem-solving and analytical skills. - Strong project management skills and the ability to manage multiple projects simultaneously. - Ability to work under pressure and meet tight deadlines while delivering high-quality work. - Strong communication skills. Requirements - We encourage all candidates to have relevant certifications and will prioritize those who hold the following certifications: - Offensive Security Certified Professional (OSCP) - GIAC Penetration Tester (GPEN) - Certified Penetration Testing Consultant (CPTC) - or any other related certifications. Benefits - Highly competitive salary reviewed upwards on a regular basis. - Working from home: Hit your goals from the comfort of your home because we value performance, not the place. - Participation in state-of-the-art project and tech challenges and participation in large-scale projects. - Yearly performance bonus to reward good performance and hard work. - Personal and professional development, amongst industry experts and talented people. - Continuous learning, having access to board resources. - Onboarding plan and training so that you have a smooth induction and feel confident and ready to take over your new role. - Equipment support so you have all the tools to do effectively and efficiently your work. - No dress code as we want you to be as comfortable as possible. Company Description At AI2CYBER, we are a cybersecurity firm dedicated to providing cutting-edge solutions to protect businesses and individuals from evolving cyber threats. Our mission is to empower organizations to navigate the complex cybersecurity landscape with confidence. We believe that by combining robust security solutions, continuous improvement, and a proactive mindset, we can help our clients stay one step ahead of cyber attackers. We are committed to building a safer digital world and are passionate about making a positive impact in the industry. This is a full-time position with competitive salary and benefits. If you have a passion for Penetration Testing and are looking for an exciting opportunity to work with cutting-edge technology, we would love to hear from you! Note: All applications will be treated with strict confidentiality. To apply, please send us your CV at careers@ai2cyber.com This position is available only for Greek residents.