Design and optimize Cisco-based enterprise networks with Zero Trust principles and NIST standards.
Implement network security, micro-segmentation, and identity-aware access controls like 802.1X.
Lead incident response, audits, and vulnerability remediation for a federal agency client.
DMI is a leading provider of digital services and technology solutions, specializing in managed IT services including managed mobility, cloud, cybersecurity, network operations, and application development. Recognized as a Top Workplace, DMI supports public sector and commercial clients globally with secure, cost-effective solutions.
Support implementation, operation, and optimization of Cisco-based network infrastructure, including core, distribution, access, and edge layers.
Implement and maintain network security controls aligned with NIST SP 800-53 and NIST SP 800-207 Zero Trust Architecture.
Configure and manage routing, switching, network services, and 802.1X port-based network access control.
DMI is a leading provider of digital services and technology solutions, headquartered in Tysons Corner, VA. Recognized as a Top Workplace, DMI is committed to delivering secure, efficient, and cost-effective solutions that drive measurable results.
Design, implement, and secure Slingshot’s global networking infrastructure.
Lead Zero Trust Network Access (ZTNA) strategy and implementation using Zscaler, including ZIA and ZPA.
Monitor, detect, and respond to network-based threats and incidents in coordination with security teams.
Slingshot Aerospace is dedicated to making space safer and more secure. They are a team of builders, thinkers, and problem-solvers, believing that the next generation of space operations will be powered by better data and smarter software.
Own the operational health of one or two engineering domains (identity, network, cloud, endpoint, monitoring) and lead cross-team security initiatives.
Design security patterns, reference architectures, and standards that the team executes against, ensuring audit-ready documentation.
Mentor mid and associate engineers through pairing, code review, and clear standards to elevate team capability.
Aprio is a Top 20 CPA and advisory firm with over 40 U.S. office locations, international offices, and more than 3,200 team members speaking 60+ languages. They provide expertise and strategic foresight for fast-growing industries, fostering a progressive and innovative culture.
Design and operate firewall, segmentation, and zero-trust controls across data center, corporate, and cloud (AWS) networks.
Build and maintain network security infrastructure as code, including firewall rules, policy automation, and CI/CD-driven deployment.
Lead network lifecycle management with design review, configuration baselines, change automation, and ongoing rule hygiene.
Cerebras Systems builds the world's largest AI chip, 56 times larger than GPUs, using a novel wafer-scale architecture. The company serves top model labs, global enterprises, and AI-native startups, with a non-corporate culture that respects individual beliefs and fosters continuous learning.
Design, deploy, and maintain enterprise and cloud-based security infrastructure with a focus on Palo Alto Networks technologies.
Support SASE, CASB, MDR, and SIEM integrations and perform continuous security monitoring and incident response.
Collaborate with cross-functional teams to embed security controls and automate security operations tasks.
Sectigo is a leading provider of certificate lifecycle management (CLM) solutions, helping the world's largest brands simplify digital trust. With over 700,000 customers including 65% of the Fortune 500, we foster a diverse and inclusive culture built on our core values of Support, Excellence, Communication, Teamwork, Integrity, Growth, and Openness.
Design and implement secure network architectures across cloud, on-premise, and edge/IoT environments.
Monitor network activity, investigate security events, and lead incident response.
Oversee vulnerability assessments, maintain security hardening standards, and support compliance initiatives.
Kargo builds a connective tissue between the physical world of freight and the digital ecosystem used to manage it. The company is a growing team focused on revolutionizing logistics through smart infrastructure and hardware-software solutions.
Design and maintain enterprise network infrastructure including LAN/WAN, SD-WAN, VPN, and firewalls across multi-site and multi-cloud environments.
Monitor network performance using tools like SolarWinds and Datadog, proactively resolving issues to meet SLA targets.
Automate network deployments and implement security controls such as zero-trust architecture and NAC.
HealthEdge provides a healthcare SaaS platform, focusing on enterprise network infrastructure. The company operates with a team-driven model emphasizing 24/7 availability and ITIL-aligned processes.
Lead the development of security architecture guidance, standards, and reference diagrams for on-premise and cloud platforms.
Assess and evaluate security postures, review candidate architectures, and identify protection needs.
Support risk management and compliance, performing architecture reviews and maintaining documentation throughout the acquisition lifecycle.
Valiant Solutions is a security-focused IT solutions provider with public clients nationwide. Named one of the Best Places to Work in the Washington DC area for 12 consecutive years, the company prides itself on an employee-centric culture and commitment to excellence.
Lead and evolve the enterprise cybersecurity engineering program, aligning with business objectives, risk appetite, and regulatory requirements.
Drive adoption of modern security practices including Zero Trust, secure-by-design, and automation including AI.
Build, mentor, and lead high-performing teams across cybersecurity engineering and IAM.
Convera is one of the largest non-bank B2B cross-border payments companies in the world, leveraging decades of industry expertise. The company is committed to ensuring that customers capture more value with every transaction.