Senior Systems Engineer - Email Deliverability & Infrastructure
We are seeking a highly technical, impact-driven Senior Systems Engineer to own, scale, and protect our core email transmission infrastructure.
In this role, your golden rule will be Reputation Above All.
You are not just ou'll collaborate with passionate problem solvers, innovating as a team to help our customers achieve their goals.
We are agile and driven to deliver – for one another, our customers, and, most importantly, for those in need.
Discover what your 25,000 future colleagues already know: Why Syneos Health • We are passionate about developing our people, through career development and progression; supportive and engaged line management; technical and therapeutic area training; peer recognition and total rewards program.
• We are committed to building an inclusive culture – where you can authentically be yourself.
Central to this is our purpose – Driven to Deliver – which captures the passion of our colleagues to show up each day and shape solutions that have the ability to dramatically impact someone's life.
• We are continuously building the company we all want to work for and our customers want to work with.
Why?
Because we know that when we bring together smart colleagues from across the world, we can shape the future of healthcare, driving impact for customers and defining the pace of patient progress.
**Job Responsibilities*** Planning, directing, creating, and communicating clinical study timelines, ensuring that all milestones are met and that the project stays on track* Gathering input from cross-functional teams, including clinical, regulatory, and data management, to create comprehensive plans for timely deliverables* Ensuring consistency of clinical study processes across trials by standardizing procedures and implementing best practices* Overseeing and resolving operational aspects of clinical trials, including addressing any issues that arise during the study and ensuring that all activities are conducted in compliance with SOP, GCP, and specific country regulations* Selecting sites and vendors for clinical trials, negotiating contracts, and managing relationships to ensure high-quality and timely delivery of services* Preparing clinical trial budgets, monitoring expenditures, and ensuring that the study remains within budget* Monitoring progress of clinical trials, tracking key performance indicators,



and following up with team members and line managers to address any deviations from the plan* Implementing and preparing the clinical development strategy as outlined by the clinical teams, ensuring alignment with overall project goals and objectives* Developing trial recruitment strategies, including identifying target populations, creating recruitment materials, and monitoring enrollment progress**Qualifications:*** High school diploma or equivalent required* Associate's degree or higher in a related field preferred* Minimum of 3 years of experience in clinical project management or a related field* Strong understanding of clinical trial processes and regulations* Experience with SOP, GCP, and country-specific regulations**Certifications:*** Certification in Clinical Project Management or related field preferred* Good Clinical Practice (GCP) certification preferred**Necessary Skills:*** Excellent organizational and time management skills* Strong communication and interpersonal skills* Ability to work effectively in a team environment* Proficiency in Microsoft Office Suite (Word, Excel, PowerPoint)* Attention to detail and problem-solving skills* Ability to adapt to changing priorities and work under pressure**Get to know Syneos Health**Over the past 5 years, we have worked with 94% of all Novel FDA Approved Drugs, 95% of EMA Authorized Products and over 200 Studies across 73,000 Sites and 675,000+ Trial patients.No matter what your role is, you'll take the initiative and challenge the status quo with us in a highly competitive and ever-changing environment.
Learn more about Syneos Health. Information**Tasks, duties, and responsibilities as listed in this job description are not exhaustive.
The Company, at its sole discretion and with no prior notice, may assign other tasks, duties, and job responsibilities.
Equivalent experience, skills, andd and manage high-performance log aggregation pipelines using Vector to ship system and MTA data into a centralized repository for real-time auditing and incident response.
Network Auditing: Utilize IPAudit and custom tools to continuously scan for bandwidth anomalies, connection spikes, or compromised user credentials.
Dashboard Management:



Actively monitor ISP infrastructure portals daily (Google Postmaster Tools , Microsoft SNDS , Yahoo Sender Hub ) along with third-party tracking tools (GlockApps , Validity/ReturnPath , MXToolbox , DMARCian ).
Requirements
Must-Have Technical Stack & Skills
Systems Engineering Background: 5+ years of experience as a Linux Systems Administrator, DevOps, or Infrastructure Engineer with deep networking knowledge (TCP/IP, routing, ports, DNS management).
MTA Mastery: Expert-level proficiency configuring, debugging, and optimizing enterprise mail tools such as Postfix , Dovecot , or Postal.
Security & Filtering: Hands-on experience writing rules and maintaining mail-filtering/anti-abuse applications like Rspamd and Fail2Ban.
Observability Pipelines: Proven experience building or maintaining log pipelines using Vector or similar high-scale telemetry frameworks.
Infrastructure Automation: Experience implementing network routing layer tools (HAProxy , FRRouting ) and relational databases (PostgreSQL replication).
Certificate Management: Strong familiarity with automated SSL/TLS certificate rotation and multi-node compliance monitoring to ensure broken TLS never causes silent drops.
Deliverability & Operational Standards
Deep comprehension of the difference between Delivery (server handoff) and Deliverability (inbox placement).
Expert parsing of aggregate DMARC reports using platforms like DMARCian, Valimail, or Postmark.
Strict commitment to Acceptable Use Policies (AUP): zero tolerance for purchased/scraped lists and a firm grasp on Feedback Loop (FBL) automated triage.
Key Performance Indicators (KPIs)
Your success in this role will be directly measured by your ability to keep our infrastructure metrics pristine:
Integral Infrastructure Spam Complaint Rate: Maintained strictly under 0.1%.
Global Hard Bounce Rate: Kept consistently below 2.0%.
Infrastructure Uptime: *****% availability across all outbound MTAs and mail relays.
Incident Isolation Time: Transitioning high-risk or abusive senders to the "Penalty Box" or circuit-breaking campaigns within minutes of a threshold breach.
Benefits
This is a highly technical systems engineering role, not a marketing or email campaign management position.
To be considered, you must have hands-on experience configuring Linux mail servers at the command-line level.
Please confirm upon applying that the compensation range of $24,000 to $36,000 USD per year aligns with your expectations.
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