MCX Engineer

March Personnel; Ottershaw; On-site; GBP 60,000 - 80,000; Full time

Job summary

A technology recruitment agency is seeking an MCX Engineer to join a specialist team focused on testing and delivering mission-critical communication solutions. The successful candidate will require a strong background in 4G/5G core technologies and experience with MCX client applications across various platforms. Responsibilities include providing technical expertise, executing testing strategies, and managing defect tracking. This role also offers generous benefits including holiday entitlement, pension contributions, and subsidised dining options.

Benefits

Generous holiday entitlement

Staff sales discount

Pension contributions

Subsidised staff restaurant

Onsite parking

Qualifications

• Strong background in voice, video, and data services.
• Proficient in testing across Android, iOS, Linux, and Windows platforms.
• Ability to communicate technical findings clearly.

Responsibilities

• Provide technical expertise in IMS and MCX.
• Execute testing to defined project timelines.
• Analyse and troubleshoot issues across networks.
• Manage defect tracking and test progress reports.
• Support client testing environments.

Skills

4G / 5G Core technologies

MCX Client applications and SDKs

LTE testing tools (e.g., Wireshark, Spirent)

3GPP specifications knowledge

Analytical skills

Problem-solving skills

Communication skills

Education

Degree in Computer Science, Electronics, or Telecommunications

Tools

Wireshark

Spirent

Jira

Job description

Position : MCX Engineer

Location : Reading and customer offices as required

Salary : On Application

Duration : Ongoing

Hours : Monday-Friday, 9am-5 : 30pm

Overview of an MCX Engineer

As an MCX Engineer, you’ll be part of a specialist team responsible for testing, validating, and delivering mission critical communication solutions. This role plays a key part in ensuring the performance, reliability, and availability of products and services across Core, RAN, and Application layers. You’ll work within a highly skilled technical team, collaborating across design, test, and delivery to ensure systems meet customer expectations, contractual milestones, and service level agreements.

Responsibilities of an MCX Engineer

• Provide technical expertise in IMS and MCX, supporting test strategy and execution for all network elements and software releases.
• Execute Functional, Performance, Accessibility, and Compatibility testing to defined project timelines.
• Analyse and troubleshoot issues across LTE and TETRA networks, ensuring root cause resolution within SLAs.
• Manage defect tracking, maintain test progress reports, and provide detailed documentation of outcomes.
• Support client and application testing environments, including sandbox testing and R&D collaboration.

Key Competencies of an MCX Engineer

• Strong background in 4G / 5G Core technologies, particularly voice, video, and data services.
• Experience with MCX Client applications and SDKs across Android, iOS, Linux, and Windows platforms.
• Proficiency in LTE testing tools such as Wireshark, QXDM, XCAL, IXIA, Spirent, and Jira.
• Knowledge of 3GPP specifications, Mission Critical features, and VNF architecture deployments.
• Excellent analytical and problem-solving skills with the ability to communicate technical findings clearly.
• Degree in Computer Science, Electronics, Telecommunications, or equivalent professional experience.
• Flexibility to work on-call and travel to customer locations when required.

Benefits

• Generous holiday entitlement, plus additional birthday leave and bank holidays.
• Staff sales discount, Reward Plus shopping discount, and volunteering days.
• Government pension auto‑enrolment and pension contribution from 12 weeks.
• Subsidised staff restaurant, onsite parking, and free shuttle bus service (from Weybridge & Woking Station)

Due to the large volume of applications we receive for each position we will only be able to respond to applications received with the relevant skills. Should you not hear from us within a week, unfortunately on this occasion your application has been unsuccessful.

March Recruitment is an equal opportunities employer and complies with all relevant UK legislation. Please note that by applying for this vacancy you accept March Recruitment’s Privacy Policy and GDPR Policy which can be found on our website and therefore give us consent to contact you.

Consultant – Charlie Shepherd