Site Reliability Engineer Job Description | FirstHR
SRE (site reliability engineer) job description templates: standard, junior, senior, cloud, platform, and first-SRE. With SLOs, on-call, and pay guidance.
Site Reliability Engineer Job Description Templates
6 SRE templates: standard, junior, senior, cloud, platform-leaning, and first-SRE for a startup. With SLOs, on-call, FLSA, and pay guidance. Download as DOCX.
The site reliability engineer job description sits at the intersection of software engineering and operations, and writing it well means being specific about three things the generic templates leave vague: the level of the role, the actual technology stack, and the on-call reality. An SRE applies software engineering to keeping production systems reliable, and because the discipline spans early-career engineers automating their first runbooks to senior engineers setting error-budget policy for a whole platform, a single one-size template rarely matches a real opening.
This page gives you six versions, a standard baseline plus junior, senior, cloud, platform-leaning, and a first-SRE template for a growth-stage startup, so you start from the one that fits the role you are filling. At FirstHR, we build hiring and onboarding tools for growing teams, and the most useful thing this page can do is help you name the level, the stack, and the on-call expectation precisely, because engineering candidates filter hard on exactly those. For the principles behind any posting, the guide to writing a job description covers the fundamentals.
What Does a Site Reliability Engineer Do?
A site reliability engineer keeps production systems reliable, scalable, and observable by applying software engineering to operations problems. That means defining and measuring reliability with service level indicators and objectives, automating manual operations to reduce toil, building monitoring and alerting, owning CI/CD and infrastructure as code, leading incident response, and carrying a production on-call rotation. The discipline uses error budgets to balance reliability against the pace of shipping new features.
The closest federal occupation is software developers (SOC 15-1252), since an SRE is fundamentally a software engineer with deep operations expertise, and the role overlaps with DevOps and platform engineering. What separates a good posting from a generic one is naming the actual focus and stack rather than describing reliability engineering in the abstract, which is why this page is organized around the level and the emphasis of the role.
SRE Duties and Responsibilities
SRE duties cluster into reliability and SLOs, automation and tooling, observability and incidents, and the resilience and standards work that keeps systems dependable as they scale. The emphasis shifts with the role, a cloud reliability engineer lives in infrastructure as code, a platform-leaning one in the internal developer platform, but the four categories hold. These are the responsibilities grouped the way the templates use them.
Pick the responsibilities that match the level and focus, and ground them in your actual systems: define SLOs for our payments service, own the Kubernetes clusters on AWS, run the on-call rotation for the platform. Naming the real stack and the real systems does more to attract well-matched engineers than any list of buzzwords. For a structured way to scope any role before posting, the guide to defining job responsibilities walks through the process.
SRE vs DevOps vs Platform Engineer: Which Are You Hiring?
These three titles describe overlapping work with different centers of gravity, and using them loosely costs you well-matched candidates. The clearest way to choose is by the primary deliverable: reliability of running systems, the delivery pipeline, or the internal platform other engineers build on.
| Factor | SRE | DevOps engineer | Platform engineer |
|---|---|---|---|
| Center of gravity | Reliability and SLOs | Delivery and CI/CD | Internal developer platform |
| Primary deliverable | Available, resilient systems | Fast, automated delivery | Self-service platform |
| Core practices | Error budgets, incidents, on-call | Pipelines, automation, IaC | Platform as a product, DX |
| Owns on-call | Yes, production systems | Often, for the pipeline | Often, for the platform |
| Hire when you need | Reliability at scale | Delivery speed and automation | To unblock many product teams |
On smaller teams, one engineer often covers all three, in which case the honest move is to name the blend in the posting rather than pick a title arbitrarily. Where the roles are distinct, the dedicated cloud engineer templates and the broader software engineer templates describe the adjacent roles you may actually be hiring for.
When Does a Company Need an SRE?
Before writing the posting, it is worth confirming the role fits your stage, because hiring an SRE too early is a common and expensive mistake. These are the realities that determine whether a dedicated reliability hire makes sense now.
Which Template Should You Use?
Choose by the level and the focus of the role. All six templates share the same skeleton, reliability and SLOs, automation, observability and incidents, on-call, and exempt classification, but each frames the duties and requirements for its level and emphasis, which reads more credibly to an engineer than a generic description. Use this guide to pick.
6 Site Reliability Engineer Job Description Templates
Download all six as a single Word document or copy individual templates. Each follows the same structure, context, duties across reliability, automation, observability, and resilience, results-based requirements, exempt classification, and published pay with on-call. Fill in the stack, level, and salary range before you post.
Template 1: Site Reliability Engineer (Standard)
The universal baseline: reliability and SLOs, automation and tooling, observability and incidents, with the cloud, language, and on-call fields and the FLSA exempt note built in.
Template 2: Junior / Associate Site Reliability Engineer
The early-career version: helping build monitoring and automation, supporting incidents under senior guidance, with a clear growth path to mid-level and senior SRE.
Template 3: Senior Site Reliability Engineer
The standards-setting version: owning reliability strategy and error-budget policy, leading major incidents, driving the hardest scaling work, and mentoring other engineers.
Template 4: Cloud / Infrastructure Reliability Engineer
The cloud version: infrastructure as code, cloud architecture for availability, monitoring and cost observability, and reliability and capacity for cloud workloads.
Template 5: Platform / DevOps-Leaning Reliability Engineer
The platform version: building the internal developer platform, CI/CD and deployment tooling, and self-service infrastructure with reliability built in, with a note on titles.
Template 6: First SRE / Startup Reliability Engineer
The growth-stage version: standing up the reliability foundations, setting the standards, and owning reliability end to end for a startup hiring its first dedicated reliability engineer.
SRE Requirements and Skills to Include
SRE requirements rest on engineering depth and operational judgment rather than a degree alone: the work is coding, systems thinking, and the ability to keep complex systems running. The SHRM job description tools describe a good job description as a plain-language summary of a role's tasks, duties, and responsibilities, and for an SRE, plain language means naming the actual stack and asking for evidence of reliability or scaling work rather than listing every technology. The difference shows in how the bullets are written.
| Weak requirement | Strong requirement |
|---|---|
| Experience with cloud | Hands-on experience running [Kubernetes] on [AWS / GCP / Azure] |
| Knows automation | Builds automation and IaC in [Terraform] to reduce operational toil |
| Strong coder | Codes in [Go / Python] for tooling, automation, and services |
| Familiar with monitoring | Builds observability and leads incident response and postmortems |
| CS degree required | Degree or equivalent experience; [cloud certification] a plus |
Keep the formal gate at relevant engineering experience and demonstrated reliability work, with a degree and certifications listed as preferred, and keep every line job-related and neutral: the EEOC rules on job advertisements prohibit postings that express preferences based on protected characteristics. Naming the specific stack the role uses, rather than every tool in the ecosystem, is what screens for genuine fit.
Site Reliability Engineer Salary
SRE compensation is high because the role is senior software engineering work, and it varies widely by region, company stage and funding, and the scale of the systems involved. Anchor on the federal data, then price your market, and account for equity and on-call compensation explicitly.
Market surveys for SRE specifically commonly report averages well into the six figures, with total compensation including equity and on-call pay running higher again at well-funded technology companies, and the highest figures concentrated in major technology hubs. Junior and associate SRE roles sit lower but still typically near or above the level of many other occupations entirely. Because engineering candidates are unusually sensitive to compensation transparency, publish a real range benchmarked to your market and stage, and state the on-call compensation, since a fair on-call policy is itself a recruiting signal.
FLSA Classification and On-Call
A site reliability engineer is almost always exempt under the FLSA computer employee exemption. The federal regulation on computer employees covers computer systems analysts, programmers, software engineers, and similarly skilled workers whose primary duties involve systems analysis, design, or software engineering, which an SRE clearly fits. To qualify, the employee must be paid on a salary basis at or above the federal threshold of $684 per week, or hourly at no less than $27.63 per hour, and meet the duties test. SRE compensation exceeds the salary threshold many times over, so the role is reliably exempt and paid salaried rather than hourly with overtime.
Two practical notes follow. First, some states set higher thresholds for the computer professional exemption, with California setting a substantially higher annual rate that adjusts each year, so confirm against your state's rules and classify with a genuine duties analysis; the exempt vs non-exempt guide and the Fair Labor Standards Act overview cover the tests. Second, because the role carries a production on-call rotation, address on-call expectations and compensation directly in the posting and the offer, since for exempt engineers this is handled through on-call pay or time-off policy rather than overtime, and a fair policy is a genuine recruiting advantage.
After You Hire: Onboarding an SRE
Onboarding an SRE is about access, context, and on-call readiness as much as paperwork, and because the role touches production systems early, getting the sequence right matters. The paperwork track comes first: the offer in writing, the I-9 with documents verified, the W-4 and state tax forms, and state new hire reporting per the new hire paperwork guide. Then the ramp: least-privilege access to cloud, repos, and observability, a walkthrough of the architecture, runbooks, and SLOs, a structured first month before the engineer takes a primary on-call shift, and an agreed set of first-quarter reliability goals so a senior hire has concrete milestones.
The documents around the hire follow the usual sequence: the offer letter template for the offer, with equity and on-call terms stated, and the employment contract template where a written agreement fits.
For the ramp itself, the 30-60-90 day plan template gives a senior engineering hire concrete milestones to own from the start. FirstHR connects the hiring and onboarding side of this: e-signature for the offer letter, document storage, training assignments, and onboarding checklists with task assignments, in one place built for growing teams.
Frequently Asked Questions
What does a site reliability engineer do?
A site reliability engineer, or SRE, keeps production systems reliable, scalable, and observable by applying software engineering to operations problems. Day to day, that means defining and measuring reliability with service level indicators and objectives, building monitoring and alerting, automating manual operations work to reduce toil, owning CI/CD and infrastructure as code, leading incident response and blameless postmortems, and participating in an on-call rotation for production systems. The discipline originated at Google and treats reliability as an engineering problem rather than a purely operational one, using error budgets to balance reliability against the pace of new features. SRE work overlaps with DevOps and platform engineering, but its center of gravity is reliability: keeping services available, fast, and resilient as they scale. The closest federal occupation, software developers, reported a median annual wage of $133,080 as of May 2024, reflecting that this is senior software engineering work.
What are SRE duties and responsibilities?
SRE duties cluster into four areas. Reliability and SLOs: defining and measuring service level indicators and objectives, managing error budgets, and improving availability, latency, and performance. Automation and tooling: automating manual operations to reduce toil, building and maintaining CI/CD pipelines, and managing infrastructure as code with tools like Terraform. Observability and incidents: building monitoring, logging, and alerting, leading incident response and postmortems, and owning the production on-call rotation. Resilience and standards: designing for failover and fault tolerance, reducing recurring failure modes, and setting operational and on-call standards. A strong SRE job description picks the responsibilities that match the seniority and focus of the role, whether reliability, cloud infrastructure, or the internal platform, and names the actual stack: cloud provider, container orchestration, languages, and observability tools. Vague duties attract a wide and poorly matched applicant pool.
What is the difference between an SRE and a DevOps engineer?
SRE and DevOps overlap heavily and are often used interchangeably, but they emphasize different things. DevOps is a culture and set of practices focused on shortening the development cycle and improving delivery, centered on CI/CD, automation, and collaboration between development and operations. Site reliability engineering is a specific implementation of those ideas that treats reliability as an engineering discipline, with SLOs, error budgets, and incident response as core practices. In job descriptions, a DevOps engineer role usually centers on the delivery pipeline and automation, while an SRE role centers on reliability, observability, and operating systems at scale. In practice, especially on smaller teams, one person often does both. The practical advice for hiring is to title the role by its real center of gravity and write the first responsibilities to match, since strong candidates filter on exactly that. If the work is genuinely both, say so explicitly in the posting.
What is the difference between an SRE and a platform engineer?
An SRE focuses on the reliability of production systems, while a platform engineer focuses on building the internal developer platform that other engineers ship on. The SRE owns SLOs, observability, incident response, and operating services at scale; the platform engineer builds the CI/CD, deployment tooling, and self-service infrastructure that make it easy for product teams to deploy reliably. The two roles are closely related and frequently blended, because a good internal platform is one of the most effective ways to improve reliability at scale. On larger engineering organizations they are distinct teams; on smaller ones, a single reliability-minded engineer often covers both. For a posting, decide whether the primary deliverable is the reliability of running systems or the platform that other engineers build on, and title and frame the role accordingly. The platform-leaning template on this page is written for the latter emphasis.
When does a company need a site reliability engineer?
Most companies need a dedicated SRE once their engineering organization reaches a certain scale, commonly cited as around 25 engineers. Below that threshold, reliability work is usually shared across the engineers who build the systems, often with a DevOps-leaning generalist handling automation and CI/CD rather than a dedicated reliability specialist. The reason is that the SRE discipline, error budgets, formal SLOs, a structured on-call rotation, assumes enough system complexity and team size to justify a full-time specialist. A small engineering team is frequently better served by strengthening operational practices, monitoring, and tooling than by hiring a specialist whose methods presuppose more scale. The clearest signals that it is time are recurring reliability incidents, an on-call burden that is straining the team, and growth in traffic or system complexity outpacing the team's ability to keep up. Growth-stage startups at the threshold often hire a first SRE to build the foundations before the pain becomes acute.
Is a site reliability engineer exempt or non-exempt under the FLSA?
A site reliability engineer is almost always exempt under the FLSA computer employee exemption. Federal regulation covers computer systems analysts, programmers, software engineers, and similarly skilled workers whose primary duties involve systems analysis, design, or software engineering, and an SRE squarely fits that description. To qualify, the employee must be paid on a salary basis at or above the federal threshold, currently $684 per week, or on an hourly basis at no less than $27.63 per hour, and meet the duties test. SRE compensation exceeds the salary threshold many times over, so the role is reliably exempt and is paid salaried rather than hourly with overtime. Some states set higher thresholds for the computer professional exemption: California, for example, sets a substantially higher annual rate that adjusts each year. Classify the role with a genuine duties analysis and confirm against current federal and state rules. This is general information, not legal advice.
How much does a site reliability engineer make?
Site reliability engineering is senior software engineering work, and the pay reflects it. The closest federal occupation, software developers, reported a median annual wage of $133,080 as of May 2024, with the lowest 10 percent under $79,850 and the highest 10 percent above $211,450, across roughly 1.7 million jobs. Market surveys for SRE specifically commonly report averages well into the six figures, and total compensation including equity and on-call pay runs higher again at well-funded technology companies. Junior and associate SRE roles sit lower but still typically near or above the level of many other occupations entirely. Pay varies widely by region, company stage and funding, and the scale of the systems involved, with the highest figures concentrated in major technology hubs. Benchmark to your market and stage, account for on-call compensation and equity explicitly, and publish a range, since engineering candidates are unusually sensitive to compensation transparency. This is general information, not legal advice.
What should a site reliability engineer job description include?
A complete SRE job description starts with the scale and context, the product, the systems, and the reliability expectations, then names the level clearly, junior, mid, or senior, since the discipline spans a wide experience range. The duties should cover reliability and SLOs, automation and tooling, observability and incident response, and resilience, framed for the specific focus of the role, whether general SRE, cloud, or platform. It should name the actual stack rather than listing every technology: the cloud provider, container orchestration, languages, infrastructure-as-code, and observability tools the role will use. It should state the on-call expectation honestly and describe the on-call compensation, set requirements around years of relevant engineering experience rather than only a degree, classify the role exempt under the computer employee exemption with a duties analysis, and publish a salary range that accounts for equity and on-call. Naming the stack, the level, and the on-call reality is what separates a posting that attracts well-matched engineers from one that draws a flood of mismatched applicants.