Top Tech Jobs & Startup Jobs

Administer and troubleshoot enterprise servers, network switches, LAN/WAN systems, and VMware environments. Manage Windows Server, Active Directory, DNS, DHCP, virtualization, patching, system hardening, vulnerability remediation, access controls, backups, and disaster recovery. Support firewalls, VPNs, endpoint protection, monitoring, audits, and security assessments while documenting infrastructure and resolving outages. The role requires on-site work, an active Top Secret clearance with SCI eligibility, and CompTIA Security+ certification.

Maintain cybersecurity and operational security for information systems and networks, ensuring RMF compliance and ATO/ATC authorization. Advise security and authorization officials, conduct assessments and audits, manage vulnerabilities and POA&Ms, maintain system documentation, support lifecycle management and deployments, and prepare organizations for cybersecurity, physical, and personnel security inspections.

Supports systems analysis, engineering investigations, requirements and configuration management, performance and risk analysis, digital baseline management, and maintenance assurance for the NISSC 3 program. Produces technical artifacts, maintains requirements traceability, supports integration, deployment, verification, evaluation, incident resolution, system optimization, audits, and innovation initiatives. Provides decision support to government and program leadership while aligning system sustainment with technical objectives and baselines.

Manages contract-level financial planning, budgeting, forecasting, reconciliation, cost tracking, variance analysis, funding oversight, invoicing support, and financial reporting for IDIQ task orders in classified security-services environments. Coordinates with program, task, government, contractor, and corporate finance stakeholders to align resources, identify financial risks, support compliant contract execution, and improve financial controls and processes.

Leads regional LAN, WLAN, and WAN engineering and operations supporting DHA medical facilities in Europe. Resolves complex network issues, manages routing and configurations, evaluates performance, advises government and contractor personnel, and develops standards and procedures. Requires advanced expertise across network infrastructure, security, diagnostics, enterprise operating systems, Cisco technologies, SolarWinds, and Ansible, plus DoW healthcare systems experience and a Secret clearance.

Lead administration of mission-critical Linux and Windows infrastructure across multiple datacenters. Responsibilities include Tier III support, VMware virtualization, performance monitoring, resource optimization, account and permission management, Linux-based Oracle appliance support, DNS administration, backup and log reviews, Bash automation, and infrastructure documentation. The role requires collaboration with cybersecurity and engineering teams and knowledge of STIGs, RMF, DoD cybersecurity standards, containerization, Ansible, and secure cloud/on-premises platforms.

Supports systems engineering across technical planning, requirements management, configuration control, integration, verification, validation, sustainment, and risk management. Leads or contributes to engineering investigations, root cause analysis, technical documentation, obsolescence tracking, audits, process improvement, and technical deliverables. Coordinates with systems, software, test, logistics, and cybersecurity teams to maintain integrated solutions and controlled technical baselines for mission-critical DoD systems.

Designs and maintains cybersecurity controls for Windows and Linux enterprise systems. Administers Trellix ePO, ACAS/Nessus, and Splunk; performs vulnerability and compliance assessments; supports RMF documentation, STIG/SCAP validation, monitoring, incident response, and remediation. The role collaborates with infrastructure teams, provides security recommendations, and develops technical procedures and assessment reports.

Lead software QA strategy across multiple defense software products. Manage and mentor QA engineers, coordinate testing activities, develop test plans, define test cases, implement automated CI/CD testing, track quality metrics, lead retrospectives, and improve software development processes. The role requires expertise in functional, integration, regression, performance, security, and automation testing, along with active Top Secret/SCI clearance and SAP eligibility.

Leads secure network engineering and operational support in a highly classified environment. Configures and troubleshoots Cisco ISE, Cisco Firepower, FMC, routers, switches, firewalls, VPNs, VLANs, ACLs, and segmented architectures. Supports AAA, 802.1X, RMF, STIG, incident response, outage resolution, root cause analysis, remediation, technical documentation, and infrastructure improvements while collaborating with cybersecurity, systems administration, and mission teams.