Senior Network Solution Architect

Work with cutting‑edge defence technology Join a business doing meaningful work Continuous improvement and growth are our priority About you You are a highly skilled and certified network professional with deep expertise in designing and deploying complex network architectures. With a strong foundation in Cisco technologies (CCNP or CCIE), you thrive in environments that demand precision, security, and innovation. You bring a collaborative mindset, working seamlessly with vendors, systems engineers, and cybersecurity teams to deliver robust, multi‑domain network solutions that meet stringent Defence standards. Your experience spans high‑security environments, ideally within Defence or Defence Industry, and you’re confident navigating compliance frameworks such as the ISM and Defence certification requirements. You’re proactive in contributing to documentation, accreditation processes, and continuous improvement initiatives. Your interpersonal skills enable you to communicate effectively across technical and non‑technical stakeholders, ensuring solutions are not only technically sound but also aligned with customer and contractual expectations. You’re passionate about delivering high‑quality outcomes, maintaining data integrity, and supporting the integration of network systems across geographically diverse locations. With a strong understanding of firewall deployment, Cisco VXLAN, and ACI, you’re ready to lead the design and implementation of mission‑critical infrastructure for Australia’s Enhanced Defence High Frequency Communication System. About the role As a Senior Network Solution Architect, you will play a pivotal role in the design, integration, and implementation of secure network infrastructure for the Enhanced Defence High Frequency Communication System. This position is responsible for delivering a resilient, multi‑domain network architecture that supports mission‑critical communications across geographically dispersed Defence sites. You will collaborate closely with Systems Engineers, Cyber Security experts, and external vendors to ensure the network design meets stringent security, performance, and accreditation requirements. Your expertise will guide the development of technical procedures, support system integration, and contribute to documentation and compliance efforts. This role demands a balance of strategic thinking and hands‑on technical execution, with a strong focus on quality, innovation, and continuous improvement. You’ll be instrumental in ensuring the network infrastructure aligns with Defence standards and supports the broader mission system effectively. Key responsibilities will include : Contribute to the requirements and design for the network architecture of the mission system element for a defence system. Delivery of a robust network architecture, with support from our Cyber Security partners and vendors to provide the design for a multiple security domain network that integrates with other defence networks across a regionally diverse set of locations. Work with Systems Engineers to contribute to all Design and Process documentation. Support the Security Accreditation of the system providing SME advice regarding the implementation of the network controls. To be successful you will bring : Essential Australian Citizenship with the ability to obtain and maintain Commonwealth Security Clearance. Network design and Deployment experience within complex switch and routing environments. CCNP or CCIE. Desirable Firewall design and deployment. Working experience with Cisco VXLAN and ACI A background in either Defence / Defence Industry Your future at Babcock – what we offer you We provide an agile work environment where you’re able to work onsite and remotely, and to set you up for this we provide a laptop and working from home kit if required, in addition we offer compressed hours which can provide you even more flexibility; Our work life integration policy brings together leave entitlements which include annual leave, wellbeing leave, volunteer leave, paid parental leave, defence reservist leave plus more; We will provide you with a supportive and engaging environment where you can grow your career, supported by our capability framework plus ongoing access to self‑led learning modules through LinkedIn Learning and access to study leave; You’ll have access to beRewarded which will provide you with endless discounts across retail, health, entertainment, travel and much more, plus novated leasing options and corporate shares plan; Your wellbeing is supported through our online wellbeing program Munch, Mind, Move, Money, access to our employee assistance program plus wellbeing leave; You’ll be able to participate in our weRecognise program which is an opportunity to recognise the outstanding work our people do each and every day in living our principles which are Be kind, Collaborate, Be Curious, Think Outcomes, Be Courageous and Own & Deliver. Who we are Babcock International Group, the aerospace and defence company, has been trusted to deliver bespoke, highly skilled engineering services for over a century. Across Australia and New Zealand, Babcock has grown to a team of over 1,600 talented people, and we are on a path of continued growth and expansion. We operate across sectors such as defence, commercial marine, aviation, airports, communications, emergency services and engineering consultancy. Some of the programs our team across Australia and New Zealand are proud to be a part of involve : Providing emergency medical and search & rescue aviation services through our Aviation & Critical Services business; Designing and supporting key systems for submarines and surface ships through our Marine business; Providing fleet wide through life support and asset management services for Navy customers; Managing critical assets for a range of sectors through our Mission & Support Systems business. So, if you would like to join us and help create a safe and secure world, together, please apply via the ‘Apply Now’ button below. We welcome applications from candidates from all backgrounds and experience however, due to the defence orientation of this role, the successful candidate must be eligible to obtain an appropriate level of Commonwealth Personnel Security Clearance, as defined in the AGSVA guidelines. This position requires working with, or exposure to, US and AU export‑controlled technology; compliance with the US International Traffic in Arms Regulations (ITAR) and the AU Defence Trade Controls Act 2012 will be assessed. Please note, should your application progress you may be required to complete pre‑employment checks. These checks may include but not limited to, reference checks, police check, security check, qualifications and right to work. Babcock Australasia is a Circle Back Initiative Employer - we commit to respond to every applicant. SF req #69487 #J-18808-Ljbffr