Job Description
Principal | Connecting Top Technology Talent – Digital, Cyber, Transformation
JS Careers is partnering with a well known, regulated enterprise to tighten, document, and uplift a complex hybrid environment spanning cloud and on‐prem.
This is a hands‐on fixed‐term contract role focused on optimisation, hardening, and leaving behind crystal clear documentation that keeps operations humming long after handover.
What you'll do
Review the current hybrid estate (on‐prem & cloud) and map architecture, configurations, dependencies, and SOPs.
Identify and implement improvements across performance, capacity, security, and cost (targeting *****% cloud savings).
Set alert thresholds and tighten monitoring across the stack.
Uplift infrastructure to meet evolving business and compliance needs; lead re‐platforming to Azure where appropriate.
Provide L3 support during the engagement, collaborating with internal teams and vendors.
Enable the team with high‐quality runbooks, diagrams, and training.
Success looks like
Documentation coverage: high‐fidelity runbooks, architecture diagrams, SOPs; alerts configured and actionable.
Stability & efficiency: fewer incidents and performance alerts; >99.9% availability; measurable cloud cost reduction.
Security posture:



remediated vulnerabilities and controls aligned to ISO *****/regulated‐industry standards.
Knowledge transfer: clear enablement materials and positive feedback from the IT team.
The environment (key tech)
Identity, Security & Compliance: Azure AD, Microsoft CA, Microsoft Purview, Palo Alto, Mimecast
Automation & Scripting: PowerShell, Power Automate
Nice to have (industry): Legal‐sector platforms such as iManage, Intapp, Elite 3E
What you bring
5+ years delivering and supporting multi‐site infrastructure in hybrid environments.
Solid networking fundamentals(routers/switching/Wi‐Fi; Cisco preferred).
Proven track record producing high‐quality system documentation and DR/BCP artefacts.
Comfortable leading infra projects, engaging stakeholders, and working under deadlines.
Certifications likeITIL/CCNP/VCP/MCITPare welcome.
The offer
Fixed Term Contract: 12 months
Location: Hybrid (CBD office location)
Impact: Own a discrete uplift program with transparent milestones—infra review (first 6 weeks), optimisation plan (by month 3), final documentation & handover (by month 11).
Seniority level
Mid‐Senior level
Employment type
Full‐time
Job function
Information Technology and Engineering
Industries
Technology, Information and Media
#J-*****-Ljbffr

📌 Infrastructure Engineer (New South Wales)
🏢 JS Careers
📍 New South Wales