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Added 6 mins ago
Associate Project Leader, Naval Digital Infrastructure & Services
The Mitre Corporation
Quantico, VA · McLean, VA
…improves lives. This is where your skills strengthen national security, cybersecurity, health, transportation, and citizen services. We’re a nonprofit engineering, applied research, and…
Added 6 mins ago
Principal Software Engineer
The Mitre Corporation
McLean, VA
This Principal Software Engineer position is a senior individual-contributor role central to the technical strength of the department. Because our department owns and operates the ECs, the…
Added 6 mins ago
Systems Engineer
The Mitre Corporation
McLean, VA
…improves lives. This is where your skills strengthen national security, cybersecurity, health, transportation, and citizen services. We’re a nonprofit engineering, applied research, and…
Added 6 mins ago
Systems Engineer, Lead
The Mitre Corporation
McLean, VA
The Technical Intelligence and Integration Department (N963) within MITRE’s Intelligence Center seeks a Lead Systems Engineer to advance the delivery of high quality, high impact work for…
Added 6 mins ago
Staff Engineer, Engineering-wide
Plaud
San Francisco, CA · Palo Alto, CA
This senior IC role has no fixed team. You would rotate across Plaud's product, platform and infrastructure teams, joining whichever team has the hardest problem: a migration, an on-call…
Added 18 mins ago
Senior Cloud Solutions Engineer
RGB Spectrum
Alameda, CA
…are preferred by major global organizations in industrial, security, medical, educational, commercial, and military…
Added 20 mins ago
BA
Senior Security Engineer
Beacon AI
San Carlos, CA
- $173,000 to $225,000 USD / year
We are seeking a Senior Security Engineer to ensure the security and integrity of Beacon AI’s systems and data across commercial and Department of Defense (DoD) environments. This is a…
Added 21 mins ago
Data Solutions Architect - Data Platform, Data Products & AI-Ready Data
Applied Materials
Santa Clara, CA · Santa Clara
As a Software Engineer at Applied Materials, you’ll dive deep into ground-breaking technologies - like machine learning and AI - to craft novel software solutions that solve our customers’…
Added 32 mins ago
O
Senior Core Infrastructure Engineer
Oracle
Austin, TX
- $79,200 to $209,500 USD / year
…automation/IaC for troubleshooting and maintenance, and applies advanced security controls (encryption, access, remediation) while ensuring change, compliance, and documentation standards…
Added 39 mins ago
Senior Software Engineer, Crusoe Managed Data Transfer
Crusoe
San Francisco, CA
We are hiring Senior Software Engineers to build the MDT control plane: the job API, scheduler and job state that turn a customer request into a coordinated, resumable transfer. You will…
Added 39 mins ago
Hardware Systems Electrical Engineer
MatX
Remote, United States
We are looking for a Hardware Systems Engineer to join our Hardware Systems team. In this role, you will take full ownership of defining, designing, and validating compute trays, boards,…
Added 40 mins ago
Data Engineer III
INSPYR Solutions
Hollywood, FL
Ideal Candidate Profile: A highly hands-on Senior Data Engineer with 7+ years of enterprise data engineering experience, deep Snowflake expertise, and strong Lakehouse architecture…
Added 41 mins ago
Senior Development Test Engineer
Anduril Industries
Costa Mesa, CA
We are looking for a Senior Development Test Engineer to join our rapidly growing team in Costa Mesa, CA. In this role, you will be responsible performing hardware testing on a variety of…
Added 43 mins ago
BH
Senior Cyber Security Engineer
Berkshire Hathaway Homestate Companies
Bay Area, CA
- $175,810 to $215,140 USD / year
Berkshire Hathaway Homestate Companies, Workers Compensation Division, is looking for a Senior Cyber Security Engineer to join its IT Security team! This technical professional will assist…
Added 43 mins ago
BH
Senior Cyber Security Engineer
Berkshire Hathaway Homestate Companies
Sacramento, CA
- $155,390 to $189,140 USD / year
Berkshire Hathaway Homestate Companies, Workers Compensation Division, is looking for a Senior Cyber Security Engineer to join its IT Security team! This technical professional will assist…
Added 52 mins ago
Financial Services - Forward Deployed Engineer - Technology Consulting - Engineering- Senior Manager
EY
Chicago, IL · Hoboken, NJ · Atlanta, GA · Grandview Heights, OH · Boston, MA · Charlotte, NC · Philadelphia, PA · New York, NY
Build trusted relationships with senior client executives and become a strategic advisor on technology-led transformation.
Added 52 mins ago
Financial Services - Forward Deployed Engineer - Technology Consulting - Engineering- Senior
EY
Atlanta, GA · Boston, MA · Chicago, IL · Grandview Heights, OH · Hoboken, NJ · Charlotte, NC · Philadelphia, PA · New York, NY
Contribute to system design across service boundaries, orchestration layers, data flows, security controls, and external integrations.
Added 53 mins ago
K
Security Engineer
Kforce
Miami, FL
- $65 to $75 USD / hour
Kforce has a client that is seeking a Security Engineer in Miami, FL.
Added 59 mins ago
Partner Solutions Architect
Elastic
Austin, TX
…effectively - Elastic’s complete, cloud-based solutions for search, security, and observability help organizations deliver on the promise of…
Added 1 hour ago
AI Engineer
Computer Services, Inc.
Remote, United States
The AI Engineer II independently develops and supports AI engineering capabilities that enable reusable, secure, and scalable AI-assisted software delivery. This role builds components of…
Added 1 hour ago
RA
Senior Software Engineer, Full Stack - Reporting Product
Rad AI
San Francisco, CA
- $150,000 to $224,000 USD / year
We’re seeking a Senior Software Engineer with full stack (any mix of front end, backend, and database) experience to join our team building the future of radiology. These roles will work…
Added 1 hour ago
Sr Technical Security Product Owner
Humana Inc.
Dallas, TX · Fort Lauderdale, FL · Louisville, KY · Tampa, FL
The Senior Technical Product Owner serves as the voice of the developer community and IT customer within our DevSecOps Engineering team, ensuring backlog priorities trace to initiative…
Added 1 hour ago
Staff Inbound Product Manager - ServiceNow University
ServiceNow
San Diego, CA
It all started when engineer Fred Luddy wrote code that automated a tedious task for his coworker, Phyllis. She cried tears of joy. That moment inspired Fred to build a company that could…
Added 1 hour ago
Software Engineer
PeopleTec, Inc.
HUNTSVILLE, AL
…federal and commercial space. We are currently seeking a Mid to Senior Level Software Engineer to support our Huntsville, AL…
Added 1 hour ago
D
Senior Offensive Security Engineer
Delinea
Remote, United States
- $150,000 to $175,000 USD / year
Delinea’s Cybersecurity organization is seeking a Senior Offensive Security Engineer to mature Delinea’s in-house Offensive Security program. The ideal candidate will be highly…

Closed listing

Proofpoint

Senior Site Reliability Engineer

Baltimore, MD, United States

This opening has closed.

The original listing is kept below for reference.

Find open jobs More jobs with this employer

About employer

Job details

Experience: Demonstrable skills and 7+ years’ experience in troubleshooting, and tuning in systems, networking, and cloud
Posting language: English
Posted: Sep 12, 2026

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Original job description

Archived listing. The details below describe a past opening.

Boston, Massachusetts

Florida

Texas

Utah

Illinois

Virginia

Draper, UT

Maryland

Georgia

Full time

R14687

About Us:

Proofpoint is a global leader in human- and agent-centric cybersecurity. We protect how people, data, and AI agents connect across email, cloud, and collaboration tools. Over 80 of the Fortune 100, 10,000 large enterprises, and millions of smaller organizations trust Proofpoint to stop threats, prevent data loss, and build resilience across their people and AI workflows. Our mission is simple: safeguard the digital world and empower people to work securely and confidently. Join us in our pursuit to defend data and protect people.

How We Work:

At Proofpoint you’ll be part of a global team that breaks barriers to redefine cybersecurity guided by our BRAVE core values:

Bold in how we dream and innovate

Responsive to feedback, challenges and opportunities

Accountable for results and best in class outcomes

Visionary in future focused problem-solving

Exceptional in execution and impact

The Role

As a Senior Site Reliability Engineer at Proofpoint you will develop a deep understanding of the various services

and applications that come together to deliver Proofpoint’s next generation security products. You will contribute to

the architecture to improve scalability, operability, service reliability, capacity, and performance. You will be

responsible for provisioning, maintaining, and scaling our production services within server farms across multiple,

world-wide data centers as well as AWS.

We are looking for passion, curiosity, attention to details, taking pride in one’s work, taking ownership, and having

ideas and opinions. If you’re an enthusiastic team player who cares about the infrastructure, remains calm in crisis,

collaborates cross functionally, loves automation, then we want to talk to you.

Your day-to-day

Build long lasting, effective partnerships across the organization to foster collaboration between Product,

Engineering and Operations teams.

Participate in a 24x7, multi-site production infrastructure powering the Proofpoint services, including

deployment, maintenance, troubleshooting, performance tuning, and security.

Root-cause complex problems and involve multiple stakeholders, network, hardware and software that relate to

scaling and performance.

Ensure proper monitoring, alerting, capacity planning and reporting in the production environment.
Contribute to the evolving design and architecture of reliable and scalable infrastructure.
First line of defense during working hours should any alerts or incidents arise.
Collaborate with product engineering teams to ensure Operations standards are observed, determine resource

impacts for upcoming product deployments, and ensure successful product rollouts.

Participate in an on-call rotation and be willing to jump on escalated issues as needed.

What you bring to the team

Demonstrable skills and 7+ years’ experience in troubleshooting, and tuning in systems, networking, and cloud

services.

A friendly and collaborative demeanor, working well with cross functional teams.
Experience with Infrastructure-as-Code using Terraform, Ansible, Cloudformation, etc.
Experience automating management and operational tasks using Node.Js, Python, or scripting languages.
Experience with industry-standard foundation technologies such as TCP/IP, HTTP, DNS, and LDAP.
Experience in management of a large distributed computing environment.
Experience in management of cloud infrastructure.
Experience with virtualization – KVM, VMware vSphere, and OpenStack
Excellent verbal and written communication skills.
Experience with monitoring and alerting systems.
Experience with industry-standard operational practices such as change management, incident management, and

working in colocation datacenters.

Experience with public cloud providers such as Amazon EC2 or Microsoft Azure.
BS or MS in Computer Science, Engineering or related technical discipline, or equivalent experience required.
US citizenship required

Why Proofpoint?

At Proofpoint, we believe that an exceptional career experience includes a comprehensive compensation and benefits package. Here are just a few reasons you’ll love working with us:

Competitive compensation
Comprehensive benefits
Career success on your terms
Flexible work environment
Annual wellness and community outreach days
Always on recognition for your contributions
Global collaboration and networking opportunities

Our Culture:

Our culture is rooted in values that inspire belonging, empower purpose and drive success-every day, for everyone.

We encourage applications from individuals of all backgrounds, experiences, and perspectives. If you need accommodation during the application or interview process, please reach out to accessibility@proofpoint.com .

How to Apply

Interested? Submit your application along with any supporting information- we can’t wait to hear from you!

Consistent with Proofpoint values and applicable law, we provide the following information to promote pay transparency and equity. Our compensation reflects the cost of labor across several U.S. geographic markets, and we pay differently based on those defined markets as set out below. Pay within these ranges varies and depends on job-related knowledge, skills, and experience. The actual offer will be based on the individual candidate. The range provided may represent a candidate range and may not reflect the full range for an individual tenured employee. This role may be eligible for variable compensation and/or equity. We offer a competitive benefits package, including flexible time off, a comprehensive well-being program with two paid Wellbeing Days and two paid Volunteer Days per year, plus a three-week Work from Anywhere option.

Base Pay Ranges:

SF Bay Area, New York City Metro Area:

Base Pay Range: 136,200.00 - 214,005.00 USD

California (excludes SF Bay Area), Colorado, Connecticut, Illinois, Washington DC Metro, Maryland, Massachusetts, New Jersey, Texas, Washington, Virginia, and Alaska:

Base Pay Range: 112,700.00 - 177,100.00 USD

All other cities and states excluding those listed above:

Base Pay Range: 101,600.00 - 159,720.00 USD

Proofpoint has been honored with six Best Places to Work Awards in 2024 by workplace culture leader Comparably, including Best Company Career Growth, Best Company Outlook, Best Global Culture, Best Engineering Teams, Best Sales Teams, and Best HR Teams.

We are the leader in human-centric cybersecurity. Half a million customers, including 87 of the Fortune 100, rely on Proofpoint to protect their organizations. We’re driven by a mission to stay ahead of bad actors and safeguard the digital world. Join us in our pursuit to defend data and protect people.

Our BRAVE Values:

At Proofpoint, we are BRAVE in everything we do, and our values aren’t just words - they shape how we work, collaborate, and grow.

We seek people who are bold enough to challenge the status quo, responsive in the face of ever-evolving threats, and accountable for delivering real impact.

We value those with a visionary mindset who anticipate what’s next and push cybersecurity forward, and we celebrate exceptional execution that ensures we continue to defend data and protect people.

Proofpoint is an equal opportunity employer, we hire without consideration to race, religion, creed, color, national origin, age, gender, sexual orientation, marital status, veteran status or disability.

Find your network, your allies, and your biggest fans. We know that work is simply better when you’re surrounded by people who inspire you - who share ideas, cheer you on, and genuinely want to see you succeed. That’s why we offer social circles, sponsored networks, and connection points across teams and time zones - to help you find your people, build your community, and thrive together.

This isn’t just a job - it’s a mission to protect people and defend data in a world that never slows down. We’re building the future of human-centric cybersecurity, and that future belongs to all of us. We take ownership, move fast, and hold ourselves accountable - because that’s what it takes to stay ahead. And we do it together, winning as one.

Be empowered to reach your full potential through meaningful challenges and personalized support - designed around you and your goals. Whether you're growing as a leader or leveling up from great to exceptional as an individual contributor, we’re here to help you get there.

About employer

More about this job

Skills

AWS
Collaboration
Troubleshooting
Reporting
Infrastructure as code
IBM Terraform
Ansible
Node.js
Python
DNS
LDAP
Distributed computing
VMware
OpenStack
Communication skills
Change management
Microsoft Azure
Computer science
Compensation and benefits
Community engagement

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