MCX Engineer

Samsung Electronics America; Reading; On-site; GBP 40,000 - 60,000; Full time

Job summary

A leading technology company located in Reading is seeking a skilled MCX Engineer to join their Mission Critical Test and Certification team. The candidate will need expertise in 4G/5G technologies and MCX Client applications along with strong analytical skills to troubleshoot and test cutting-edge products. The role involves executing various testing methods, collaborating with a committed team, and offering proactive feedback for improvement. Competitive benefits include a bonus scheme, pension contribution, and generous holiday entitlement.

Benefits

Bonus scheme

Car allowance

Pension contribution

25 days holiday plus bank holidays

Discounts on Samsung products

Qualifications

• Background knowledge in 4G/5G Core technologies.
• Knowledge of MCX Client SDK solutions.
• Experience with LTE testing tools.

Responsibilities

• Execute functional, performance, and compatibility test plans.
• Conduct analytics and fault investigations of test cases.
• Provide technical support for Sandbox testing.

Skills

Technical expertise in IMS

Analytical troubleshooting

4G/5G Core technologies

MCX Client applications

e2e troubleshooting

Excellent presentation skills

Education

Engineering degree or equivalent in Computer Science

Tools

Wireshark

Jira

HPQC

Job description

Position Summary

Why join our team?

The role is located in Samsung Networks Europe’s (SNE) team of Mission Critical Test and Certification. The team is determined to enter the Public Services domain in Europe with our market leading portfolio of products ranging from Device Clients, RAN, Core and MCPTX Application Services.

The MCX Engineers sit across the Test and Delivery teams under the leadership of the respective Test and Service Delivery Managers and play a key role in SNE’s mission as the team who lead the testing, performance and availability of our products, meeting customer expectations, contractual milestones and SLAs.

By joining us, you join a team of highly motivated technical specialists who are trusted to define and deliver our industry leading MCX solutions supported by a strong team of colleagues locally and in our Korean Headquarters.

Role and Responsibilities

Your key responsibilities

You will be a technical expert in IMS (ideally MCX also) with an analytical approach to troubleshooting, RCA investigation and e2e testing.

• Providing solution expertise and guidance for the MCX Client and MCX Application Test Strategy and Test Plans for all network elements and sw releases.

• Execution of Functional, Performance, Accessibility and Compatibility test plans.

• Perform accurate tracking of test progress within defined project timeline objectives.

• Validation of all supporting test cases, upgrade procedures, trouble‑shooter guides and product documentation to facilitate consistent test execution.

• Perform deep dive analytics and fault investigations of feature and performance test cases to provide resolutions within SLAs.

• Provide continuous feedback and recommendations on training and development plans for self and other test engineers.

• Execute Samsung MCX Client port and verification testing to gather all R&D inputs for client development to meet Sandbox exit criteria.

• Creation and recording of test execution progress reports and performance logs.

• Lifecycle management of trouble tickets to successful resolution, ensuring all information for R&D investigation is provided and recommendations implemented.

• Technical support for all Sandbox testing providing analysis, feedback or logs to 3rd parties for their solution development or integration.

What we need for this role

To be successful, you will possess the following skills and attributes:

• A comprehensive background knowledge in 4G/5G Core technologies, in particular Voice/Video and Data services to users and applications.

• Extensive expertise of MCX Client applications and SDK solutions running on Android (GMS, Non-GMS and Android Go), iOS, Linux and Windows OS.

• Extensive knowledge of LTE (MCPTT QCIs a plus) testing tools: Wireshark tracing and system log analysis of SIP, RTP, RTCP, Diameter interactions, Load testing tools (IXIA, Viavi, Spirent), XCAL, XCAP, QXDM, Jira, HPQC, Logcat/Putty.

• SW lifecycle testing for VNF architecture deployments on VMware.

• Testing of client sw deployment methods via OTA and EMM.

• Expertise in e2e troubleshooting for LTE and TETRA networks and call flows.

• In depth knowledge of 3GPP specifications and Mission Critical features.

• Excellent presentation and interpersonal skills with written and spoken English.

• Ability to maintain high standards of work and remain adaptable to changes in a dynamic working environment.

• You have an Engineering degree or equivalent experience in Computer Science, Electronics, Telecoms or a related field.

• Awareness of GCF and other testing standards for client certification.

• Willing to support an on‑call rota as required.

• Ability to work for extended periods at customer locations to support project activities.

What does success look like?

• Highly motivated and self‑driven to be an effective member of a small team of test experts.

• Ability to execute complex test activities to defined project and test plan milestones.

• Collaborate with PMO functions to deliver timely updates on project achievements and ensure any risks are categorised and resolved in the appropriate reports.

• Develop strong and effective working relationship with customers and partners.

• Be the SME for in‑depth technical investigation across E2E architectures for both LTE and TETRA networks.

• Willing to support an on‑call rota as required.

• Ability to work for extended periods at customer locations to support project activities.

The interview process

Following the screening of candidate CVs there will be a 2‑stage recruitment process covering technical and suitability topics.

The technical interview will involve candidates demonstrating their in‑depth knowledge of Device client and Core network testing. Walkthroughs of previous projects to showcase candidate’s expertise in executing mission critical test plans and methodologies. Explanations of relevant test techniques and tools for different interfaces and protocols.

The suitability interview will be a wider review at the candidate’s suitability and availability to accept the role if offered and their motivation to join Samsung. It will cover topics such as: willingness to be UK SC cleared, understanding of the role, flexibility to work at various project or customer locations and cultural “fit” into leading and being part of small highly motivated teams.

Skills and Qualifications

Benefits of working at Samsung include

• Bonus scheme linked to individual, team and company performance.

• Car allowance.

• Pension contribution.

• Three volunteering days each year.

• Holiday – 25 days plus bank holidays and an additional day off for your birthday.

• Access to discounts on a wide range of Samsung products.

• Access to a discount shopping portal.

• Partner Colleagues are not eligible for Samsung Enhanced Paid Sick Leave but may be eligible for statutory payments from their payroll agency.

• Up to 20 (pro‑rata) Partner Absence days per calendar year to be used in times of need.

A note on equal opportunities

We are an equal‑opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status or disability status.

We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.

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