Infrastructure & Platform Engineer Job Posting

Location: New York, San Francisco (Office)

Compensation: $185K - $400K

Our client is a rapidly growing technology company operating at the forefront of the high-stakes crypto derivatives sector, a market with annualized revenues in the tens of billions. Their platform is one of the fastest-growing crypto derivatives exchanges, capturing a significant and expanding share of the global market. They are building the next essential feature in this space: Multi-Asset Margin, which will allow users to post various forms of collateral directly on-chain, eliminating the need to liquidate assets into USDC before trading. Their infrastructure is designed to bring multiple trading venues and expanded financial utility directly to the user.

You will join their Infrastructure & Platform team to design, deploy, and operate the core components of their scalable, high-performance systems. You will focus on compute, storage, and networking while working closely with the product team to deliver exceptional speed and reliability in demanding, real-time environments.

What You'll Do:

**This position is contingent on contract award**

Come Join Our Team! First Division Consulting (FirstDiv) provides program management, acquisition, logistics, field service representative, explosive ordnance disposal, and personnel support services to Department of Defense and Federal Government Agencies. We are a Small Business Administration certified Service-Disabled Veteran-Owned Small Business and a Small Disadvantaged Business. If you are looking for a company who has an overall rating on Glassdoor of 4.8 and who puts their people first, then continue to read below and join the FirstDiv team!

FirstDiv is seeking an experienced and qualified Systems Administrator I to provide support to the SRDT&E Network within Department of the Naval Information Warfare Center (NIWC) Pacific Service Centers, specifically within the Data Center and Cloud Hosting Services (DC2HS) Division. The Systems Administrator I will administer and support daily operational requirements of computer network systems including workstation, file servers, and web servers.

Location: Point Loma, CA

Key Responsibilities:

On behalf of our client, we are currently recruiting for an SaaS Platforms Administrator, responsible for the configuration, administration, support and optimization of the Group’s SaaS platforms and internal IT systems. The role combines technical system administration with IT knowledge, ensuring that all business applications are secure, integrated and performing optimally. This position supports business continuity, user productivity, and digital transformation initiatives across the Group.

Key Responsibilities

We are looking for a Senior DevSecOps who will help make our cloud infrastructure safe, stable, and automated. You will work together with the development, platform, and security teams to add security at every step of product creation.

This is a great chance to grow in security automation, improve processes, and bring modern DevSecOps practices into the company.

Requirements

Must-Have Skill

We are looking for a hands-on Security Operations Engineer to own and evolve our security posture across infrastructure, endpoints, and internal systems. You will be the primary driver of day-to-day security operations — from managing protective tooling to responding to incidents and coordinating audits. This is a high-ownership role with direct impact on how the company detects, responds to, and prevents security threats.

·         Handle advanced incident investigation, correlation, and in-depth threat analysis.

·         Validate and respond to escalations from L1 Analysts.

·         Perform threat hunting, malware analysis, and root cause analysis as needed.

·         Implement and tune detection use cases and SIEM rules/playbooks.

·         Coordinate with OEM L3 Support for complex incident resolution.

·         Support dashboard reporting, policy compliance, and continuous improvement.

Qualification & Skills:

·         Bachelor’s degree in IT, Computer Science, or Cyber Security.

·         2–4 years of experience in SOC operations, threat detection, and incident response.

·         Good working knowledge of EDR, SIEM, SOAR, DLP, and network security tools.

·         Relevant certifications preferred:EC-Council CEH, CompTIA CySA+, EC-Council CHFI, Cisco CyberOps Professional, or equivalent.

·         Strong analytical, problem-solving, and communication skills.

·        Carry out on-site installation, configuration, and testing of XDR, SIEM, DLP, SOAR components as per deployment plans.

·        Perform initial troubleshooting of deployment and integration issues; resolve wherever possible or escalate to L2/L3 teams.

·        Coordinate with the client’s IT, network, and security teams for necessary access, log configurations, and policy enablement.

·        Ensure proper ingestion of logs, agent installations, network traffic configurations, and data flow for solution effectiveness.

·        Maintain detailed deployment and issue logs, prepare installation reports, and update project status to the project manager.

·        Conduct basic training for client IT/security staff on solution operation and basic troubleshooting.

·        Support acceptance testing and handover documentation.

·        Follow change management and security best practices during deployment.

Required Qualifications and Experience: 

·        Diploma/Bachelor’s Degree in Computer Science, IT, Electronics, or related field.

·        1–5 years of hands-on experience in deploying or supporting cybersecurity solutions (XDR/EDR, SIEM, DLP, SOAR) or enterprise network security solutions.

·        Sound knowledge of networking concepts (routing, switching, firewalls, proxy, VPN).

·        Working knowledge of operating systems (Windows/Linux) and endpoint security tools.

Antipollution, a member of Vasileiadis Group of Companies (V Group), is a leading provider of environmental and waste‑management solutions across the Eastern Mediterranean, Egypt, and the Balkans. Operating in six main business pillars—including Port Reception Facilities, Emergency Response Services, Decontamination Services, Renewable Energy, Alternative Fuel Production from Waste, and Technology—we are committed to sustainability, innovation, and operational excellence.

As part of our digital-transformation agenda, we are looking for a hands-on Senior Cloud & Systems Engineer (Azure) to join the Technology & Innovation Department. You will design, implement and continually optimize our Azure-centric and hybrid infrastructure—spanning virtual machines, Azure Virtual Desktop (AVD), containers, networking and security services—ensuring high reliability, security, scalability and cost-efficiency.

Role Overview:

You will act as the technical owner for our Azure and hybrid infrastructure, covering everything from compute and virtual desktops to networking, storage, identity and security. The role is 100 % hands‑on: you will plan, build, automate, troubleshoot and continuously improve systems yourself—while collaborating closely with peers in software, data and operations.

Key Responsibilities:

About us

Navarino is an innovative global technology company with offices in Greece, Norway, Germany, Cyprus, the United Kingdom, Hong Kong, USA, Japan, UAE and Singapore. We develop technology solutions for the shipping industry and are a leader in our sector. Our R&D and engineering departments focus on building and enriching our product portfolio, with specialized software and services that we develop in-house.

We pride ourselves on our people and culture. We encourage innovative thinking, teamwork, and excellence. Our committed people, our values and ways of working create a dynamic, professional, fun, and family-oriented environment which delivers high value and excellence to our customers.

The Role

We are seeking a highly skilled Cybersecurity Support Engineer to join our team, focusing on our newly launched cybersecurity offerings based on Palo Alto Networks. The successful candidate will play a key role driving deployment and configuration, as well as providing advanced technical support, and liaising with both customers and Palo Alto’s consulting teams to ensure smooth implementation and customer satisfaction. This is a dynamic role for a professional with a strong background in cybersecurity who thrives in a fast-paced, innovative environment.

Key Responsibilities

Contract duration: Start with 6 months

Location: JHB

Pay rate: Negotiable

Security Architectures

The Head of Security Architecture for the organization is responsible for designing, implementing, and maintaining robust security architectures that protect sensitive data in compliance with regulations such as POPIA, GDPR. This role is critical in safeguarding the confidentiality, integrity, and availability of electronic health records (EHR), patient and employee information, medical devices, and cloud-based healthcare services. The role will focus on designing and developing security architecture that aligns business and corporate security strategy. The role will collaboratively direct Security Architects, IT, and Engineers to design and build security controls and solutions compliant with approved enterprise architecture frameworks and standards across business and digital.

What will you bring?

Risk-based decision-making - expert in ISO 27001 / NIST / CIS controls, able to quantify and articulate risk, then select proportionate, cost-effective controls.

Pen-testing & threat-modelling - scoping, overseeing, and translating results into enforceable patterns and backlog items.

Influential communication - proven ability to engage C-suite and delivery stakeholders alike, adapting style to gain agreement and drive secure-by-design culture.