Title: Senior AWS Systems Administrator Job Description: Key Skills: AWS, IAM, VPC, Route 53, Aurora PostgreSQL, RDS, Linux, Infrastructure as Code, Networking, CloudWatch Experience: +7 YOE. Location: Peru Mode: Remote. We at Coforge are hiring Senior AWS Systems Administrator (#21560) with the following skill set. Key Responsibilities - Manage, optimize, and maintain AWS infrastructure in production environments, ensuring scalability, security, reliability, and high availability for enterprise systems. - Design and support networking architectures including VPCs, Transit Gateway, VPNs, hybrid connectivity, DNS routing, failover strategies, and secure cloud communications. - Administer identity and access management processes, including IAM, SSO, role-based access, federation, and least-privilege security models for HIPAA/PHI-sensitive environments. - Monitor infrastructure health, support incident response and on-call operations, implement observability best practices, and contribute to Infrastructure as Code and operational automation initiatives. Required Skills & Qualifications - Bachelor’s degree in Computer Science, Engineering, Information Technology, or equivalent practical infrastructure engineering experience. - 7+ years of hands-on AWS administration experience in production environments with ownership of technical decisions and operational outcomes. - Strong expertise in AWS networking, including VPC, Transit Gateway, VPNs, hybrid connectivity, Route 53, DNS routing, health checks, and failover strategies. - Experience managing HIPAA/PHI-sensitive workloads and secure healthcare or regulated cloud environments. - Strong hands-on experience administering Aurora PostgreSQL and RDS, including scaling, backups, failover, outage recovery, and performance optimization. - Expert-level knowledge of IAM, identity federation, SSO, RBAC, least-privilege access, and cloud security best practices. - Strong Linux administration experience and deep networking fundamentals including TCP/IP, DNS, TLS, IPsec, and secure connectivity models. - Experience with Infrastructure as Code tools such as Terraform, AWS CDK, or similar automation frameworks. - Strong monitoring and observability experience using CloudWatch, logging, alerting, and incident troubleshooting workflows. - Experience with on-call operations, incident response, operational troubleshooting, and daily use of AI tools (e.g., Claude or similar) for operational workflows and productivity. Preferred Skills: - Strong English communication skills for global collaboration. - Experience supporting healthcare, EHR/EMR, or PHI-regulated environments. - Familiarity with compliance frameworks such as HITRUST, SOC2, ONC, or security audits. - Experience with AWS Direct Connect, multi-account AWS organizations (Control Tower, SCPs), VPN tools (Tailscale, NordLayer), disaster recovery planning, and scripting using Python, Bash, or TypeScript. At Coforge, we hire professionals based solely on their skills and do not discriminate based on age, disability, religion, gender, sexual orientation, socioeconomic status, or nationality.

Role Description This position supports Linux Engineering Sustainment under ASRC Federal's CECOM SETA Support within the PEO EIS MSP, in direct support of the CECOM Army Software Integration Center (ASIC). The PEO EIS MSP ensures that the U.S. Army's Linux systems are secure, reliable, and capable of supporting mission-critical operations. As a Senior Linux System Administrator, you will lead the day-to-day administration, hardening, and modernization of complex enterprise Linux environments and play a key role in delivering ASIC software updates to deployed soldiers. Key Responsibilities - Administer, maintain, and harden enterprise Red Hat Enterprise Linux (RHEL) environments across on-premise and AWS GovCloud infrastructure. - Operate and troubleshoot high-availability architectures including Red Hat Pacemaker / Corosync clusters and load-balanced services. - Lead patch management, system hardening, and STIG/ACAS compliance activities; coordinate vulnerability remediation across production fleets. - Support ASIC software delivery workflows, including web-based deployment of software updates to deployed Army units. - Develop and maintain Infrastructure as Code (IaC) and configuration management using Ansible, Terraform, or equivalent. - Author and maintain automation scripts (Bash, Python) to streamline operational tasks, monitoring, and reporting. - Collaborate with security, network, and application teams to support Authority to Operate (ATO) activities and Continuous Authorization processes. - Serve as a senior technical resource — mentor junior administrators, lead troubleshooting bridges, and contribute to architecture and lifecycle decisions. Qualifications - Bachelor's Degree in Computer Science, Computer Engineering, Information Systems, or a related technical discipline preferred. Equivalent experience in lieu of degree will be considered. - Minimum 5 years of hands-on Linux system administration experience, with at least 3 of those years in a senior-level or technical lead capacity. - Demonstrated experience supporting mission-critical Linux environments in a DoD or federal setting. - Experience administering and troubleshooting RHEL in both on-premise data centers and cloud environments. - Proven ability to communicate technical strategies, risks, and recommendations clearly to both technical teams and customer stakeholders. - Active Secret security clearance required; ability to obtain and maintain TS/SCI strongly preferred. - DoD 8570/8140 compliant baseline certification (Security+ CE or higher) required at time of hire or within 6 months. Requirements - Expert-level Red Hat Enterprise Linux administration (RHEL 8 required; RHEL 9 strongly preferred). - Experience operating RHEL workloads in AWS GovCloud, including EC2, S3, IAM, VPC, and EBS. - Strong scripting and automation skills in Bash and Python; PowerShell a plus. - Hands-on experience with Ansible (or equivalent configuration management — Puppet, Chef, Salt). - Working knowledge of CI/CD tooling (GitLab CI, Jenkins, or similar) and Git-based source control workflows. - Experience with system hardening, STIG application, ACAS scanning, and vulnerability remediation in DoD environments. - Solid understanding of TCP/IP networking, DNS, LDAP/Active Directory integration, PKI, and SSH key management. - Demonstrated problem-solving ability under operational pressure; excellent written and verbal communication. - Linux-focused certification preferred (RHCSA, RHCE, or CompTIA Linux+). Desired Skills - Familiarity with CECOM ASIC software delivery processes and web-based deployment to deployed Army units. - Infrastructure as Code experience with Terraform or AWS CloudFormation. - Experience with observability and SIEM tooling — Splunk, Elastic, Prometheus/Grafana. - Knowledge of Zero Trust architecture principles and DoD ICAM. - Experience performing RHEL major version upgrades (RHEL 7 → 8, RHEL 8 → 9) and Leapp-based migrations. - Working knowledge of ServiceNow ITSM workflows (Incident, Problem, Change). - Familiarity with ERP SAP environments running on Linux. - Experience working in an Agile / Scrum framework. - Red Hat Certified Engineer (RHCE), AWS Solutions Architect, or comparable advanced certification. Cybersecurity Requirements This position requires an understanding of software assurance and compliance with Application Security and Development Security Technical Implementation Guidelines (STIGs) applicable to the project. The selected candidate must be able to operate within DoD Risk Management Framework (RMF) processes and support Continuous Authorization (cATO) activities. Benefits - Comprehensive plans for medical, dental, vision, life insurance, and short-term/long-term disability. - Inclusive policies for bereavement, military obligations, and parental needs, along with 11 paid holidays annually. - A 401(k) plan with a generous company match and immediate vesting to help secure your financial future. - Employee referral bonuses to reward you for helping grow the ASRC Federal Family. - Professional development program including funding for degrees, certifications, and conferences. EEO Statement ASRC Federal and its Subsidiaries are Equal Opportunity employers. All qualified applicants will receive consideration for employment without regard to race, gender, color, age, sexual orientation, gender identification, national origin, religion, marital status, ancestry, citizenship, disability, protected veteran status, or any other factor prohibited by applicable law.

Role Description As a Senior Linux Administrator, you will be the primary architect and subject matter expert responsible for migrating our entire monitoring infrastructure from a legacy monitoring solution to Zabbix. You will design, implement, and manage a scalable, resilient, and automated monitoring solution from the ground up, defining the best practices that will shape our service delivery for years to come. If you are driven by technical challenges and want to make a significant impact, this role is for you. What you will be doing: - Zabbix Administration - Design and deploy a highly available and scalable Zabbix architecture (Server, Proxies, Web Frontend, Database) to support a multi-tenant MSP environment. - Create, customize, and manage advanced Zabbix templates for a diverse technology stack, including Windows, Linux, VMware, NetApp, EMC, Cisco (Switches, Routers, ASA), databases, and various network appliances using SNMP, IPMI, agents, and API calls. - Direct the migration of over 2000+ hosts and 10000+ services from the existing legacy monitoring environment to Zabbix. - Develop robust custom monitoring scripts using Python and/or Shell to address unique monitoring requirements. - Utilize Ansible or Puppet to automate the deployment, configuration, and management of thousands of Zabbix agents across client environments. - Build, manage, and optimize insightful monitoring dashboards and reports in Grafana for both internal NOC teams and external clients. - Perform essential administration, performance tuning, and maintenance for the Zabbix backend database (PostgreSQL or MySQL). - Act as the in-house Zabbix expert, training and mentoring other team members to build their monitoring skills and ensure operational excellence. - Establish and maintain clear documentation for monitoring standards, configurations, and standard operating procedures (SOPs). - Linux Administration - Provide remote infrastructure support on Linux systems across traditional data centers and cloud environments. - Perform Linux installation, configuration, and patching through various methods. - Troubleshoot server performance issues and crashes, and prepare detailed root cause analysis (RCA) reports. - Deploy, maintain, and deliver on standard Linux services including but not limited to DNS, DHCP, NFS, AutoFS, NIS, Samba, Sendmail, FTP, RAID, and LVM. - Deploy and maintain web servers, web proxies, version control systems, and other third-party open-source applications. - Automate infrastructure deployments, configuration, and operations through Bash, Python, and Ansible. Qualifications - Experience: A total of 5-8 years in IT Infrastructure roles with significant experience in enterprise monitoring. - Zabbix Expertise: A minimum of 5+ years of deep, hands-on experience designing, implementing, and administering Zabbix in a large-scale, mission-critical environment. - Linux Administration: Strong command of Linux administration (RHEL/CentOS, Debian/Ubuntu), including system performance tuning and troubleshooting. - Scripting Proficiency: Demonstrable skills in Python or Shell for creating custom monitoring checks and automation tasks. - Automation Mindset: Proven experience using Ansible, Puppet, or a similar configuration management tool for infrastructure automation. - Database Knowledge: Foundational skills in managing and optimizing PostgreSQL or MySQL databases. - Visualization Pro: Expertise in creating advanced, data-rich dashboards and custom panels in Grafana. - Core Monitoring Protocols: Solid understanding of monitoring protocols and methods, including SNMP, IPMI, WMI, and agent-based data collection. - Zabbix Certified Specialist (ZCS) or Professional (ZCP) certification is a huge plus. Benefits - Competitive total rewards package. - Flexibly work remotely from your home, there’s no daily travel requirement to an office! - Collaborate with some of the best and brightest in the industry! - Hone your skills or learn new ones with our substantial training allowance; participate in professional development days, attend training, become certified, whatever you like! - We give you all the equipment you need to work from home including a laptop with your choice of OS, and an annual budget to personalize your work environment! - You will have an annual wellness budget to make yourself a priority (use it on gym memberships, massages, fitness, and more). - A generous amount of paid vacation and sick days, as well as a day off to volunteer for your favorite charity.

Systems Administrator - US Citizenship Required Location: Ashburn, Virginia, United States Hybrid OverviewApplication Description Ready to Ignite your career and work alongside some of the most innovative and brightest professionals in innovative technology? Join us and unleash your potential working in an Agile environment while modernizing enterprise systems and applications needed to support the men and women charged with safeguarding the American people and enhancing the Nation’s safety, security, and prosperity. As a Systems Administrator you operate as part of a dynamic and passionate team of industry-leading individuals supporting the best practices in Agile Software Development for the Department of Homeland Security (DHS). You will be focused on the delivery of software solutions associated with customer-defined systems and software projects by working in close collaboration with software developers/engineers, stakeholders, and end users within Agile processes. Responsibilities Include: •Providing technical expertise in designing, implementing, and managing secure and compliant cloud-based solutions within a government or highly regulated environment, with a strong emphasis on AWS GovCloud or equivalent secure cloud offerings. •Responsible for the support of a broad range of AWS services in a secure government context, including but not limited to: - EC2 (Elastic Compute Cloud) within a secure VPC configuration - S3 (Simple Storage Service) with appropriate encryption and access controls - VPC (Virtual Private Cloud) design and management for segmented networks - RDS (Relational Database Service) with robust security configurations - IAM (Identity and Access Management) for granular privilege management - CloudWatch for monitoring and logging of security and performance events - Route 53 for secure DNS resolution - ELB/ALB (Elastic Load Balancing/Application Load Balancing) for resilient application delivery • Manage full lifecycle of system engineering, including design, build, configuration, deployment, maintenance, and decommissioning of mission-critical server infrastructure that supports critical operational functions. • Provide support with the administration and secure hardening of both Linux (specify distributions if relevant, e.g., RHEL, Ubuntu) and Windows Server operating systems, with a focus on implementing security controls and mitigating vulnerabilities. • Support teams in planning and executing the migration of on-premises infrastructure to secure cloud environments, understanding the unique challenges of government data transitions. • Support teams in migrating and modernizing legacy applications and systems, particularly those supporting critical system functions, to current or cloud-based platforms. This includes understanding data integrity and operational continuity during migration. • Manage planning and executing SharePoint migrations, especially into secure government environments, ensuring data classification and access controls are maintained. • Support database administration for systems handling sensitive information, including installation, configuration, performance tuning, robust backup and recovery strategies, and security hardening for common database systems (e.g., SQL Server, MySQL, PostgreSQL). • Involved with teams in conducting security assessments, vulnerability analysis, threat modeling, and implementing security best practices to ensure adherence to federal cybersecurity and privacy regulations. • Establish and maintain strong, collaborative working relationships with diverse internal teams, stakeholders, other government agencies, and prime contractors. • Meticulous approach to tasks, recognizing the critical nature of government systems and ensuring extreme accuracy in configuration, documentation, and problem resolution to maintain system integrity and compliance. • Commitment to providing exceptional service and support to government stakeholders, understanding their operational needs and the importance of reliable IT systems. • Clear, concise, and effective verbal communication skills, particularly when reporting technical status, risks, and solutions to a variety of technical and non-technical government personnel. • Ability to understand complex operational challenges, translate them into actionable technical problems, and devise and implement robust, secure, and compliant solutions that meet CBP mission requirements. • Serve as the primary technical point of contact and responder for a majority of system-related incidents and requests, with a focus on minimizing downtime and impact to mission-critical CBP functions. • Evaluating and recommending hardware and software enhancements as needed, including managing and testing system updates and patches to maintain performance and security. • Troubleshooting configuration and integration issues across development, test, and production environments, ensuring smooth transitions and minimal service disruption. • Creating and maintaining a variety of scripts to automate routine tasks, improve system efficiency, and support operational needs. • Monitoring and optimizing system performance, identifying areas for improvement, and implementing recommended changes. • Ensuring backup procedures are in place, functioning correctly, and executed on a timely basis, including validating restore integrity when required. • Interfacing with vendor support service groups to ensure proper escalation during outages or periods of degraded system performance and following through to resolution. • Maintaining existing systems by analyzing, designing, and implementing changes to system baselines so that updates meet customer requirements, and supporting upcoming technology refresh projects. Requirements Must be a U.S. Citizen with the ability to pass CBP background investigation, criteria will include: o   3 year check for felony convictions o   1 year check for illegal drug use o   1 year check for misconduct such as theft or fraud - College degree (B.S.) in Computer Science, Information Management Systems, experience considered in lieu of degree - Strong technical background, with a minimum of five (5) solid years of experience providing system administration support for Windows and /or Linux Operating systems in cloud-based environments. - In-depth knowledge and hands-on experience with a broad range of AWS services in a secure government context. - Excellent written and verbal communication skills - Highly responsible, team-oriented individual with very strong communication skills and work ethic; self-starter and highly proactive - Thorough knowledge of server and system administration principles - Must be available to work a hybrid schedule with on-site requirements in Ashburn, VA. You are good at: - Familiarity with the general IT practices and terminology - Excellent written and verbal communication skills - Highly responsible, team-oriented individual with very strong work ethic; self-starter Nice to Have: - Technical Certifications - Experience working with Linux and Windows operating systems in cloud-based infrastructures. - Strong troubleshooting, analytical, and problem-solving skills in a high-pressure, secure environment. Benefits - 401(k) with matching and 100% Vested - Health Insurance - 3 plans to select from - Dental insurance - Vision Insurance - Health savings account - Life insurance - Short Term Disability - Long Term Disability - AD&D - Paid time off - Professional development assistance - Training - Tuition reimbursement - Flexible schedule - Flexible spending account - Referral program - Paid Legal Plan - and more....