{"id":2457,"date":"2026-05-11T10:37:59","date_gmt":"2026-05-11T10:37:59","guid":{"rendered":"https:\/\/theemcnews.co.uk\/?post_type=job_listing&#038;p=2457"},"modified":"2026-05-11T10:46:10","modified_gmt":"2026-05-11T10:46:10","slug":"senior-antenna-and-rf-payload-engineer","status":"publish","type":"job_listing","link":"https:\/\/theemcnews.co.uk\/index.php\/job\/senior-antenna-and-rf-payload-engineer\/","title":{"rendered":"Senior Antenna and RF Payload Engineer"},"content":{"rendered":"<div class=\"_3198bc31 e7fd3fc5 _15026b77 _06fc976a b788e674 _455d2a19 e9a007df\">\n<h2 class=\"_384a5d29 _55b5dfd1 b8fd263b _8bff2c26 _9367426d _87974006 d9fcd881 _9c9aefe4 _00e11fba _49e095fc a84ddc44\">About the job<\/h2>\n<\/div>\n<p><strong>Aim high, go beyond!<\/strong><\/p>\n<p>At Open Cosmos we are solving the world\u2019s biggest challenges from space, providing businesses, governments and researchers access to more readily available information than ever before &#8211; ready for the challenge? Then read on\u2026<\/p>\n<p>The Satcom team is responsible for the design, delivery and performance of Open Cosmos\u2019 satellite communications services, spanning the space segment, ground infrastructure and global connectivity. We now require a Senior Antenna and RF Payload Engineer to join the team.<\/p>\n<p><strong>What will you be doing?<\/strong><\/p>\n<p>As a Senior Antenna and RF Payload Engineer, you\u2019ll lead the modelling, specification, and validation of antenna and RF payload systems across both satellite payloads and user terminals.<\/p>\n<p>You\u2019ll play a key role in translating high-level mission and service requirements into robust, high-performance hardware designs ready for deployment in demanding operational environments.<\/p>\n<p>You will:<\/p>\n<ul class=\"b3546ed4 bdf2b465\">\n<li>Lead antenna and RF payload design activities across phased arrays, reflectors, and beamforming systems<\/li>\n<li>Define and validate electromagnetic simulations to optimise antenna and RF performance<\/li>\n<li>Support beam steering, coverage optimisation, and spectral compliance across satellite constellations<\/li>\n<li>Define technical specifications and interface requirements for RF modules and payload subsystems<\/li>\n<li>Govern frequency planning, signal integrity, and linearity requirements across RF chains<\/li>\n<li>Perform cascade analysis to optimise gain, noise figure, and overall link performance<\/li>\n<li>Support radiometric modelling and PFD analysis to ensure regulatory compliance<\/li>\n<li>Lead prototyping and hardware validation activities including OTA testing and engineering model development<\/li>\n<li>Define and oversee qualification activities including vibration, TVAC, and radiation testing<\/li>\n<li>Work closely with system architects, RF engineers, hardware teams, and spectrum specialists to deliver integrated solutions<\/li>\n<\/ul>\n<p><strong>What You\u2019ll bring<\/strong><\/p>\n<ul class=\"b3546ed4 bdf2b465\">\n<li>Strong understanding of antenna theory and RF system design including phased arrays, reflectors, and beamforming techniques<\/li>\n<li>Capability in electromagnetic modelling and simulation using tools such as CST, HFSS, ADS, or similar<\/li>\n<li>Strong knowledge of antenna performance metrics including gain, axial ratio, cross-polarisation, and radiation pattern optimisation<\/li>\n<li>Understanding of RF front-end architectures including amplifiers, converters, filters, and frequency planning<\/li>\n<li>Knowledge of signal integrity and linearity considerations including P1dB, OIP3, and spectral purity<\/li>\n<li>Capability in cascade analysis for gain, noise figure, and G\/T optimisation across RF systems<\/li>\n<li>Understanding of radiometric analysis and Power Flux Density (PFD) modelling for regulatory compliance<\/li>\n<li>Familiarity with prototyping and RF validation activities including OTA testing and anechoic chamber measurements<\/li>\n<li>Awareness of environmental qualification processes including vibration, thermal-vacuum (TVAC), and radiation testing<\/li>\n<li>Knowledge of satellite communication standards and regulatory frameworks including DVB-S2X, 5G NTN, and ITU constraints<\/li>\n<li>A structured and analytical approach to problem-solving with strong focus on performance, reliability, and manufacturability<\/li>\n<\/ul>\n<p>This role will be based in any of our locations.<\/p>\n<p>To apply, you must have the legal right to work in your chosen location.<\/p>\n<p>When applying, please submit your CV in English.<\/p>\n<p><strong>Why Open Cosmos?<\/strong><\/p>\n<ul class=\"b3546ed4 bdf2b465\">\n<li>Work at the cutting edge of space technology with customers around the globe<\/li>\n<li>A mission-driven company making space accessible to help solve real-world challenges<\/li>\n<li>A diverse, ambitious, and supportive team<\/li>\n<\/ul>\n","protected":false},"author":1,"featured_media":2458,"template":"","meta":{"_promoted":"","_job_location":"Harwell, England, United Kingdom","_application":"https:\/\/careers.open-cosmos.com\/jobs\/7693615-senior-antenna-and-rf-payload-engineer","_company_name":"Open Cosmos","_company_website":"http:\/\/www.open-cosmos.com","_company_tagline":"","_company_twitter":"","_company_video":"","_filled":0,"_featured":0,"_remote_position":0,"_job_salary":"","_job_salary_currency":"","_job_salary_unit":""},"job-categories":[152],"job-types":[146],"class_list":{"0":"post-2457","1":"job_listing","2":"type-job_listing","3":"status-publish","4":"has-post-thumbnail","5":"hentry","7":"job-type-full-time"},"_links":{"self":[{"href":"https:\/\/theemcnews.co.uk\/index.php\/wp-json\/wp\/v2\/job-listings\/2457","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/theemcnews.co.uk\/index.php\/wp-json\/wp\/v2\/job-listings"}],"about":[{"href":"https:\/\/theemcnews.co.uk\/index.php\/wp-json\/wp\/v2\/types\/job_listing"}],"author":[{"embeddable":true,"href":"https:\/\/theemcnews.co.uk\/index.php\/wp-json\/wp\/v2\/users\/1"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/theemcnews.co.uk\/index.php\/wp-json\/wp\/v2\/media\/2458"}],"wp:attachment":[{"href":"https:\/\/theemcnews.co.uk\/index.php\/wp-json\/wp\/v2\/media?parent=2457"}],"wp:term":[{"taxonomy":"job_listing_category","embeddable":true,"href":"https:\/\/theemcnews.co.uk\/index.php\/wp-json\/wp\/v2\/job-categories?post=2457"},{"taxonomy":"job_listing_type","embeddable":true,"href":"https:\/\/theemcnews.co.uk\/index.php\/wp-json\/wp\/v2\/job-types?post=2457"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}