MCS Site Reliability Engineer

SciTec, a wholly owned subsidiary of Firefly Aerospace, is a dynamic non-traditional defense contractor that delivers advanced technologies in support of U.S. National Security and Defense. For the past forty-five plus years, we have supported Department of Defense customers by developing innovative remote sensing algorithms, tools, and techniques to deliver world-class data exploitation capabilities supporting missile defense; intelligence, surveillance, & reconnaissance; space domain awareness; and aircraft survivability missions.Like the look of this opportunity Make sure to apply fast, as a high volume of applications is expected Scroll down to read the complete job description.Important Notice: SciTec exclusively works on U.S. government contracts that require U.S. citizenship for all employees. Applicants that do not meet this requirement will not be considered.SciTec has an immediate opportunity for a talented engineer to support our programs delivering Next-Generation Missile Warning software. This is a unique opportunity to join a business delivering core capabilities for National defense. You will work within a fast-paced team delivering end-to-end software processing of Overhead Persistent InfraRed (OPIR) sensor data for Missile Warning, Missile Defense, Battlespace Awareness, and Technical Intelligence.We are seeking an MCS Site Reliability Engineer (SRE) to support the reliability, performance, and operational excellence of mission-critical infrastructure services. This role sits within the Infrastructure as a Service (IaaS) team and focuses on availability, scalability, observability, and automation across compute, storage, networking, and platform services deployed at a customer site.The ideal candidate is a strong systems engineer with an SRE mindset"”someone who can troubleshoot complex infrastructure issues, improve system resilience, and reduce operational toil through automation.ResponsibilitiesSupport the availability, reliability, and performance of IaaS services supporting mission systemsMonitor infrastructure health using metrics, logs, and alerts; respond to and resolve incidentsPerform root-cause analysis for infrastructure and service outages; implement corrective and preventative actionsImprove system reliability through automation, standardization, and proactive engineeringSupport capacity planning, performance analysis, and scaling of infrastructure servicesMaintain and enhance monitoring, logging, and alerting solutionsParticipate in incident response, on-call rotations (as required), and post-incident reviewsCollaborate with network, systems, platform, and application teams to resolve cross-stack issuesSupport infrastructure lifecycle activities including upgrades, patches, and configuration changesApply security best practices and support compliance requirements in a regulated environmentDevelop and maintain runbooks, procedures, and operational documentationContribute to CI/CD and Infrastructure-as-Code workflows supporting IaaS servicesParticipate in Agile ceremonies and operational planning activitiesPerform other duties as assignedRequirements5+ years of professional experience in systems engineering, SRE, DevOps, or infrastructure operationsStrong experience administering Linux systemsExperience supporting on-prem, cloud, or hybrid infrastructure environmentsHands-on experience with monitoring, logging, and alerting systemsStrong troubleshooting skills across compute, storage, networking, and OS layersExperience scripting or automating tasks using Bash, Python, or similar languagesFamiliarity with Infrastructure as Code concepts and toolingStrong verbal and written communication skillsDetail-oriented, self-motivated, and able to own issues through resolutionAbility to obtain and maintain a DoD security clearanceAbility to work on-site at the customer locationCandidates who have any of the following skills will be preferred:Experience working on an IaaS or platform operations teamExperience with virtualization platforms (e.g., VMware vSphere)Experience supporting container platforms (Kubernetes, OpenShift)Experience with cloud environments (AWS, Azure, or GovCloud)Familiarity with SRE concepts such as SLIs, SLOs, error budgets, and toil reductionExperience with configuration management or automation tools (Ansible, Terraform)Experience with CI/CD pipelines (GitLab CI, Jenkins, or similar)Experience operating systems in government or secure environmentsExperience with incident management and operational readiness reviews*Resumes, Cover Letters, and Applications which are generated by AI will not be considered for employment.Colorado Residents: In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.BenefitsSciTec offers a highly competitive salary and benefits package, including:4% Safe Harbor 401(k) match100% company paid HSA Medical insurance, with a choice of 2 buy-up options80% company paid Dental insurance100% company paid Vision insurance100% company paid Life insurance100% company paid Long-term Disability insuranceShort-term Disability insuranceAnnual Profit-Sharing PlanDiscretionary Performance BonusPaid Parental LeaveGenerous Paid Time Off, including Holiday, Vacation, and Sick PayFlexible work hoursThe pay range for this position is $146,000 - $175,000 / year. SciTec considers several factors when extending an offer of employment, including but not limited to the role and associated responsibilities, a candidate's work experience, education/training, and key skills. This is not a guarantee of compensation.SciTec is proud to be an Equal Opportunity employer. xijylhu VET/Disabled.#ND123

Created: 2026-04-02